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2012-12-13Merge tag 'ktest-v3.8' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest Pull ktest update from Steven Rostedt: "fixes and updated for new boot loaders" * tag 'ktest-v3.8' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest: ktest: Test if target machine is up before install ktest: Fix breakage from change of oldnoconfig to olddefconfig ktest: Add native support for syslinux boot loader ktest: Sync before reboot ktest: Add support for grub2
2012-12-13Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial Pull trivial branch from Jiri Kosina: "Usual stuff -- comment/printk typo fixes, documentation updates, dead code elimination." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (39 commits) HOWTO: fix double words typo x86 mtrr: fix comment typo in mtrr_bp_init propagate name change to comments in kernel source doc: Update the name of profiling based on sysfs treewide: Fix typos in various drivers treewide: Fix typos in various Kconfig wireless: mwifiex: Fix typo in wireless/mwifiex driver messages: i2o: Fix typo in messages/i2o scripts/kernel-doc: check that non-void fcts describe their return value Kernel-doc: Convention: Use a "Return" section to describe return values radeon: Fix typo and copy/paste error in comments doc: Remove unnecessary declarations from Documentation/accounting/getdelays.c various: Fix spelling of "asynchronous" in comments. Fix misspellings of "whether" in comments. eisa: Fix spelling of "asynchronous". various: Fix spelling of "registered" in comments. doc: fix quite a few typos within Documentation target: iscsi: fix comment typos in target/iscsi drivers treewide: fix typo of "suport" in various comments and Kconfig treewide: fix typo of "suppport" in various comments ...
2012-12-13Merge tag 'firewire-updates' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394 Pull IEEE 1394 (FireWire) subsystem updates from Stefan Richter: - IPv4-over-1394: fixes for broadcast and multicast - SBP-2: allow thin-provisioning related commands - trivia * tag 'firewire-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394: firewire: net: remove unused variable in fwnet_receive_broadcast() firewire: net: Fix handling of fragmented multicast/broadcast packets. firewire: sbp2: allow WRITE SAME and REPORT SUPPORTED OPERATION CODES tools/firewire: nosy-dump: check for allocation failure
2012-12-12Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-nextLinus Torvalds
Pull networking changes from David Miller: 1) Allow to dump, monitor, and change the bridge multicast database using netlink. From Cong Wang. 2) RFC 5961 TCP blind data injection attack mitigation, from Eric Dumazet. 3) Networking user namespace support from Eric W. Biederman. 4) tuntap/virtio-net multiqueue support by Jason Wang. 5) Support for checksum offload of encapsulated packets (basically, tunneled traffic can still be checksummed by HW). From Joseph Gasparakis. 6) Allow BPF filter access to VLAN tags, from Eric Dumazet and Daniel Borkmann. 7) Bridge port parameters over netlink and BPDU blocking support from Stephen Hemminger. 8) Improve data access patterns during inet socket demux by rearranging socket layout, from Eric Dumazet. 9) TIPC protocol updates and cleanups from Ying Xue, Paul Gortmaker, and Jon Maloy. 10) Update TCP socket hash sizing to be more in line with current day realities. The existing heurstics were choosen a decade ago. From Eric Dumazet. 11) Fix races, queue bloat, and excessive wakeups in ATM and associated drivers, from Krzysztof Mazur and David Woodhouse. 12) Support DOVE (Distributed Overlay Virtual Ethernet) extensions in VXLAN driver, from David Stevens. 13) Add "oops_only" mode to netconsole, from Amerigo Wang. 14) Support set and query of VEB/VEPA bridge mode via PF_BRIDGE, also allow DCB netlink to work on namespaces other than the initial namespace. From John Fastabend. 15) Support PTP in the Tigon3 driver, from Matt Carlson. 16) tun/vhost zero copy fixes and improvements, plus turn it on by default, from Michael S. Tsirkin. 17) Support per-association statistics in SCTP, from Michele Baldessari. And many, many, driver updates, cleanups, and improvements. Too numerous to mention individually. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1722 commits) net/mlx4_en: Add support for destination MAC in steering rules net/mlx4_en: Use generic etherdevice.h functions. net: ethtool: Add destination MAC address to flow steering API bridge: add support of adding and deleting mdb entries bridge: notify mdb changes via netlink ndisc: Unexport ndisc_{build,send}_skb(). uapi: add missing netconf.h to export list pkt_sched: avoid requeues if possible solos-pci: fix double-free of TX skb in DMA mode bnx2: Fix accidental reversions. bna: Driver Version Updated to 3.1.2.1 bna: Firmware update bna: Add RX State bna: Rx Page Based Allocation bna: TX Intr Coalescing Fix bna: Tx and Rx Optimizations bna: Code Cleanup and Enhancements ath9k: check pdata variable before dereferencing it ath5k: RX timestamp is reported at end of frame ath9k_htc: RX timestamp is reported at end of frame ...
2012-12-11ktest: Test if target machine is up before installSteven Rostedt
Sometimes a test kernel will crash or hang on reboot (this is even more apparent when testing a config without CGROUPS on a box running systemd). When this happens, on the next iteration of installing a kernel, ktest will fail when it tries to install. Have ktest do a check to see if the target can be connected to via ssh before it tries to install. If it can't connect, then reboot again. This time the reboot will fail because it can't connect and will force a power cycle. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2012-12-11Merge branch 'perf-core-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf updates from Ingo Molnar: "Lots of activity: 211 files changed, 8328 insertions(+), 4116 deletions(-) most of it on the tooling side. Main changes: * ftrace enhancements and fixes from Steve Rostedt. * uprobes fixes, cleanups and preparation for the ARM port from Oleg Nesterov. * UAPI fixes, from David Howels - prepares the arch/x86 UAPI transition * Separate perf tests into multiple objects, one per test, from Jiri Olsa. * Make hardware event translations available in sysfs, from Jiri Olsa. * Fixes to /proc/pid/maps parsing, preparatory to supporting data maps, from Namhyung Kim * Implement ui_progress for GTK, from Namhyung Kim * Add framework for automated perf_event_attr tests, where tools with different command line options will be run from a 'perf test', via python glue, and the perf syscall will be intercepted to verify that the perf_event_attr fields set by the tool are those expected, from Jiri Olsa * Add a 'link' method for hists, so that we can have the leader with buckets for all the entries in all the hists. This new method is now used in the default 'diff' output, making the sum of the 'baseline' column be 100%, eliminating blind spots. * libtraceevent fixes for compiler warnings trying to make perf it build on some distros, like fedora 14, 32-bit, some of the warnings really pointed to real bugs. * Add a browser for 'perf script' and make it available from the report and annotate browsers. It does filtering to find the scripts that handle events found in the perf.data file used. From Feng Tang * perf inject changes to allow showing where a task sleeps, from Andrew Vagin. * Makefile improvements from Namhyung Kim. * Add --pre and --post command hooks in 'stat', from Peter Zijlstra. * Don't stop synthesizing threads when one vanishes, this is for the existing threads when we start a tool like trace. * Use sched:sched_stat_runtime to provide a thread summary, this produces the same output as the 'trace summary' subcommand of tglx's original "trace" tool. * Support interrupted syscalls in 'trace' * Add an event duration column and filter in 'trace'. * There are references to the man pages in some tools, so try to build Documentation when installing, warning the user if that is not possible, from Borislav Petkov. * Give user better message if precise is not supported, from David Ahern. * Try to find cross-built objdump path by using the session environment information in the perf.data file header, from Irina Tirdea, original patch and idea by Namhyung Kim. * Diplays more output on features check for make V=1, so that one can figure out what is happening by looking at gcc output, etc. From Jiri Olsa. * Add on_exit implementation for systems without one, e.g. Android, from Bernhard Rosenkraenzer. * Only process events for vcpus of interest, helps handling large number of events, from David Ahern. * Cross compilation fixes for Android, from Irina Tirdea. * Add documentation on compiling for Android, from Irina Tirdea. * perf diff improvements from Jiri Olsa. * Target (task/user/cpu/syswide) handling improvements, from Namhyung Kim. * Add support in 'trace' for tracing workload given by command line, from Namhyung Kim. * ... and much more." * 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (194 commits) uprobes: Use percpu_rw_semaphore to fix register/unregister vs dup_mmap() race perf evsel: Introduce is_group_member method perf powerpc: Use uapi/unistd.h to fix build error tools: Pass the target in descend tools: Honour the O= flag when tool build called from a higher Makefile tools: Define a Makefile function to do subdir processing perf ui: Always compile browser setup code perf ui: Add ui_progress__finish() perf ui gtk: Implement ui_progress functions perf ui: Introduce generic ui_progress helper perf ui tui: Move progress.c under ui/tui directory perf tools: Add basic event modifier sanity check perf tools: Omit group members from perf_evlist__disable/enable perf tools: Ensure single disable call per event in record comand perf tools: Fix 'disabled' attribute config for record command perf tools: Fix attributes for '{}' defined event groups perf tools: Use sscanf for parsing /proc/pid/maps perf tools: Add gtk.<command> config option for launching GTK browser perf tools: Fix compile error on NO_NEWT=1 build perf hists: Initialize all of he->stat with zeroes ...
2012-12-11Merge branch 'akpm' (Andrew's patchbomb)Linus Torvalds
Merge misc updates from Andrew Morton: "About half of most of MM. Going very early this time due to uncertainty over the coreautounifiednumasched things. I'll send the other half of most of MM tomorrow. The rest of MM awaits a slab merge from Pekka." * emailed patches from Andrew Morton: (71 commits) memory_hotplug: ensure every online node has NORMAL memory memory_hotplug: handle empty zone when online_movable/online_kernel mm, memory-hotplug: dynamic configure movable memory and portion memory drivers/base/node.c: cleanup node_state_attr[] bootmem: fix wrong call parameter for free_bootmem() avr32, kconfig: remove HAVE_ARCH_BOOTMEM mm: cma: remove watermark hacks mm: cma: skip watermarks check for already isolated blocks in split_free_page() mm, oom: fix race when specifying a thread as the oom origin mm, oom: change type of oom_score_adj to short mm: cleanup register_node() mm, mempolicy: remove duplicate code mm/vmscan.c: try_to_freeze() returns boolean mm: introduce putback_movable_pages() virtio_balloon: introduce migration primitives to balloon pages mm: introduce compaction and migration for ballooned pages mm: introduce a common interface for balloon pages mobility mm: redefine address_space.assoc_mapping mm: adjust address_space_operations.migratepage() return code arch/sparc/kernel/sys_sparc_64.c: s/COLOUR/COLOR/ ...
2012-12-11ktest: Fix breakage from change of oldnoconfig to olddefconfigSteven Rostedt
Commit fb16d891 "kconfig: replace 'oldnoconfig' with 'olddefconfig', and keep the old name", changed ktest's default config update from oldnoconfig to olddefconfig without adding oldnoconfig as a backup. The make oldnoconfig works much better than its backup of: yes '' | make oldconfig But due to this change, and the fact that ktest is used to build lots of older kernels (and for bisects), it forgoes the oldnoconfig completely. Cc: Adam Lee <adam8157@gmail.com> Cc: Michal Marek <mmarek@suse.cz> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2012-12-11selftests: add a test program for variable huge page sizes in mmap/shmgetAndi Kleen
Also remove -Wextra because gcc-4.6 emits lots of irritating signed/unsigned comparison warnings. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-12-11ktest: Add native support for syslinux boot loaderSteven Rostedt
I installed Fedora 17 which no longer supports grub v1. I worked with grub2 for a while, but there's so many issues with it and automated rebooting, that I decided to switch to syslinux. Instead of using the REBOOT_SCRIPT and add customized changes to get syslinux booted, I thought it better to make ktest aware of syslinux and add options to simplify the use of syslinux on a target test box. Acked-by: H. Peter Anvin <hpa@zytor.com> Cc: John 'Warthog9' Hawley <warthog9@kernel.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2012-12-11Merge tag 'char-misc-3.8-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull Char/Misc driver merge from Greg Kroah-Hartman: "Here is the "big" char/misc driver patches for 3.8-rc1. I'm starting to put random driver subsystems that I had previously sent you through the driver-core tree in this tree, as it makes more sense to do so. Nothing major here, the various __dev* removals, some mei driver updates, and other random driver-specific things from the different maintainers and developers. Note, some MFD drivers got added through this tree, and they are also coming in through the "real" MFD tree as well, due to some major mis-communication between me and the different developers. If you have any merge conflicts, take the ones from the MFD tree, not these ones, sorry about that. All of this has been in linux-next for a while. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" Fix up trivial conflict in drivers/mmc/host/Kconfig due to new drivers having been added (both at the end, as usual..) * tag 'char-misc-3.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (84 commits) MAINTAINERS: remove drivers/staging/hv/ misc/st_kim: Free resources in the error path of probe() drivers/char: for hpet, add count checking, and ~0UL instead of -1 w1-gpio: Simplify & get rid of defines w1-gpio: Pinctrl-fy extcon: remove use of __devexit_p extcon: remove use of __devinit extcon: remove use of __devexit drivers: uio: Only allocate new private data when probing device tree node drivers: uio_dmem_genirq: Allow partial success when opening device drivers: uio_dmem_genirq: Don't use DMA_ERROR_CODE to indicate unmapped regions drivers: uio_dmem_genirq: Don't mix address spaces for dynamic region vaddr uio: remove use of __devexit uio: remove use of __devinitdata uio: remove use of __devinit uio: remove use of __devexit_p char: remove use of __devexit char: remove use of __devinitconst char: remove use of __devinitdata char: remove use of __devinit ...
2012-12-11Merge tag 'pm+acpi-for-3.8-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management updates from Rafael Wysocki: - Introduction of device PM QoS flags. - ACPI device power management update allowing subsystems other than PCI to use it more easily. - ACPI device enumeration rework allowing additional kinds of devices to be enumerated via ACPI. From Mika Westerberg, Adrian Hunter, Mathias Nyman, Andy Shevchenko, and Rafael J. Wysocki. - ACPICA update to version 20121018 from Bob Moore and Lv Zheng. - ACPI memory hotplug update from Wen Congyang and Yasuaki Ishimatsu. - Introduction of acpi_handle_<level>() messaging macros and ACPI-based CPU hot-remove support from Toshi Kani. - ACPI EC updates from Feng Tang. - cpufreq updates from Viresh Kumar, Fabio Baltieri and others. - cpuidle changes to quickly notice governor prediction failure from Youquan Song. - Support for using multiple cpuidle drivers at the same time and cpuidle cleanups from Daniel Lezcano. - devfreq updates from Nishanth Menon and others. - cpupower update from Thomas Renninger. - Fixes and small cleanups all over the place. * tag 'pm+acpi-for-3.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (196 commits) mmc: sdhci-acpi: enable runtime-pm for device HID INT33C6 ACPI: add Haswell LPSS devices to acpi_platform_device_ids list ACPI: add documentation about ACPI 5 enumeration pnpacpi: fix incorrect TEST_ALPHA() test ACPI / PM: Fix header of acpi_dev_pm_detach() in acpi.h ACPI / video: ignore BIOS initial backlight value for HP Folio 13-2000 ACPI : do not use Lid and Sleep button for S5 wakeup ACPI / PNP: Do not crash due to stale pointer use during system resume ACPI / video: Add "Asus UL30VT" to ACPI video detect blacklist ACPI: do acpisleep dmi check when CONFIG_ACPI_SLEEP is set spi / ACPI: add ACPI enumeration support gpio / ACPI: add ACPI support PM / devfreq: remove compiler error with module governors (2) cpupower: IvyBridge (0x3a and 0x3e models) support cpupower: Provide -c param for cpupower monitor to schedule process on all cores cpupower tools: Fix warning and a bug with the cpu package count cpupower tools: Fix malloc of cpu_info structure cpupower tools: Fix issues with sysfs_topology_read_file cpupower tools: Fix minor warnings cpupower tools: Update .gitignore for files created in the debug directories ...
2012-12-11ktest: Sync before rebootSteven Rostedt
Before rebooting the target, run the sync command, as it seems that either Grub2 or systemd gets screwed up if you update to reboot a kernel once and do a reboot without doing a sync. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2012-12-08Merge branch 'linus' into perf/coreIngo Molnar
Conflicts: tools/perf/Makefile tools/perf/builtin-test.c tools/perf/perf.h tools/perf/tests/parse-events.c tools/perf/util/evsel.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-12-06tools:virtio: fix compilation warningCong Ding
We do not allow old-style function definition. Always spell foo(void) if a function does not take any parameters. Signed-off-by: Cong Ding <dinggnu@gmail.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2012-12-03treewide: Fix typos in various driversMasanari Iida
Fix typos in printk within various drivers. Signed-off-by: Masanari Iida <standby24x7@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2012-12-02tools/firewire: nosy-dump: check for allocation failureStefan Richter
Behavior of null pointer dereference is undefined in the C language. Portably implement the desired behavior. Reported-by: Yang Yeping <yangyeping_666@hotmail.com> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
2012-12-01Merge branch 'perf-urgent-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf fixes from Ingo Molnar: "This is mostly about unbreaking architectures that took the UAPI changes in the v3.7 cycle, plus misc fixes." * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf kvm: Fix building perf kvm on non x86 arches perf kvm: Rename perf_kvm to perf_kvm_stat perf: Make perf build for x86 with UAPI disintegration applied perf powerpc: Use uapi/unistd.h to fix build error tools: Pass the target in descend tools: Honour the O= flag when tool build called from a higher Makefile tools: Define a Makefile function to do subdir processing x86: Export asm/{svm.h,vmx.h,perf_regs.h} perf tools: Fix strbuf_addf() when the buffer needs to grow perf header: Fix numa topology printing perf, powerpc: Fix hw breakpoints returning -ENOSPC
2012-11-27cpupower: IvyBridge (0x3a and 0x3e models) supportThomas Renninger
Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower: Provide -c param for cpupower monitor to schedule process on all coresThomas Renninger
If an MSR based monitor is run in parallel this is not needed. This is the default case on all/most Intel machines. But when only sysfs info is read via cpupower monitor -m Idle_Stats (typically the case for non root users) or when other monitors are PCI based (AMD), Idle_Stats, read from sysfs can be totally bogus: cpupower monitor -m Idle_Stats PKG |CORE|CPU | POLL | C1-N | C3-N | C6-N 0| 0| 0| 0.00| 0.00| 0.24| 99.81 0| 0| 32| 0.00| 0.00| 0.00| 100.7 ... 0| 17| 20| 0.00| 0.00| 0.00| 173.1 0| 17| 52| 0.00| 0.00| 0.07| 173.0 0| 18| 68| 0.00| 0.00| 0.00| 0.00 0| 18| 76| 0.00| 0.00| 0.00| 0.00 ... With the -c option all cores are woken up and the kernel did update cpuidle statistics before reading out sysfs. This causes some overhead. Therefore avoid if possible, use if needed: cpupower monitor -c -m Idle_Stats PKG |CORE|CPU | POLL | C1-N | C3-N | C6-N 0| 0| 0| 0.00| 0.00| 0.00| 100.2 0| 0| 32| 0.00| 0.00| 0.00| 100.2 ... 0| 8| 8| 0.00| 0.00| 0.00| 99.82 0| 8| 40| 0.00| 0.00| 0.00| 99.81 0| 9| 24| 0.00| 0.00| 0.00| 100.3 0| 9| 56| 0.00| 0.00| 0.00| 100.2 0| 16| 4| 0.00| 0.00| 0.00| 99.75 0| 16| 36| 0.00| 0.00| 0.00| 99.38 ... Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Fix warning and a bug with the cpu package countPalmer Cox
The pkgs member of cpupower_topology is being used as the number of cpu packages. As the comment in get_cpu_topology notes, the package ids are not guaranteed to be contiguous. So, simply setting pkgs to the value of the highest physical_package_id doesn't actually provide a count of the number of cpu packages. Instead, calculate pkgs by setting it to the number of distinct physical_packge_id values which is pretty easy to do after the core_info structs are sorted. Calculating pkgs this way also has the nice benefit of getting rid of a sign comparison warning that GCC 4.6 was reporting. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Fix malloc of cpu_info structurePalmer Cox
The cpu_info member of cpupower_topology was being declared as an unnamed structure. This member was then being malloced using the size of the parent cpupower_topology * the number of cpus. This works because cpu_info is smaller than cpupower_topology. However, there is no guarantee that will always be the case. Making cpu_info its own top level structure (named cpuid_core_info) allows for mallocing the actual size of this structure. This also lets us get rid of a redefinition of the structure in topology.c with slightly different field names. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Fix issues with sysfs_topology_read_filePalmer Cox
Fix a variety of issues with sysfs_topology_read_file: * The return value of sysfs_topology_read_file function was not properly being checked for failure. * The function was reading int valued sysfs variables and then returning their value. So, even if a function was trying to check the return value of this function, a caller would not be able to tell an failure code apart from reading a negative value. This also conflicted with the comment on the function which said that a return value of 0 indicated success. * The function was parsing int valued sysfs values with strtoul instead of strtol. * The function was non-static even though it was only used in the file it was declared in. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Fix minor warningsPalmer Cox
Fix minor warnings reported with GCC 4.6: * The sysfs_write_file function is unused - remove it. * The pr_mon_len in the print_header function is unsed - remove it. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Update .gitignore for files created in the debug directoriesPalmer Cox
The files generated by the Makefiles in the debug directories aren't listed in the .gitignore file in the root of the cpupower tool which causes these files to show up in the output of 'git status'. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-27cpupower tools: Remove brace expansion from clean targetPalmer Cox
The clean targets from the cpupower tools' Makefiles use brace expansion to remove some generated files. However, the default shells on many systems do not support this feature resulting in some generated files not being removed by clean. Signed-off-by: Palmer Cox <p@lmercox.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2012-11-23perf kvm: Fix building perf kvm on non x86 archesXiao Guangrong
Now, 'perf kvm stat' is only supported on x86, let its code depend on (__x86_64__ || __i386__) to fix building it on other architectures. Reviewed-by: David Howells <dhowells@redhat.com> Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Cc: Borislav Petkov <bp@alien8.de> Cc: David Ahern <dsahern@gmail.com> Cc: David Howells <dhowells@redhat.com> Cc: Dong Hao <haodong@linux.vnet.ibm.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Josh Boyer <jwboyer@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Runzhen Wang <runzhen@linux.vnet.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-arch@vger.kernel.org Cc: x86@kernel.org Link: http://lkml.kernel.org/r/50A9EB89.70901@linux.vnet.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-23perf kvm: Rename perf_kvm to perf_kvm_statXiao Guangrong
Then let it only be used in 'perf kvm stat'. Preparatory patch to stop trying to build parts of this tool that for now are only supported on x86. Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Cc: Borislav Petkov <bp@alien8.de> Cc: David Ahern <dsahern@gmail.com> Cc: David Howells <dhowells@redhat.com> Cc: Dong Hao <haodong@linux.vnet.ibm.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Josh Boyer <jwboyer@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Runzhen Wang <runzhen@linux.vnet.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-arch@vger.kernel.org Cc: x86@kernel.org Link: http://lkml.kernel.org/r/50A488DD.6090106@linux.vnet.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-19perf: Make perf build for x86 with UAPI disintegration appliedDavid Howells
Make perf build for x86 once the UAPI disintegration patches for that arch have been applied by adding the appropriate -I flags - in the right order - and then converting some #includes that use ../.. notation to find main kernel headerfiles to use <asm/foo.h> and <linux/foo.h> instead. Note that -Iarch/foo/include/uapi is present _before_ -Iarch/foo/include. This makes sure we get the userspace version of the pt_regs struct. Ideally, we wouldn't have the latter -I flag at all, but unfortunately we want asm/svm.h and asm/vmx.h in builtin-kvm.c and these aren't part of the UAPI - at least not for x86. I wonder if the bits outside of the __KERNEL__ guards *should* be transferred there. I note also that perf seems to do its dependency handling manually by listing all the header files it might want to use in LIB_H in the Makefile. Can this be changed to use -MD? Note that to do make this work, we need to export and UAPI disintegrate linux/hw_breakpoint.h, which I think should've been exported previously so that perf can access the bits. We have to do this in the same patch to maintain bisectability. Signed-off-by: David Howells <dhowells@redhat.com>
2012-11-19perf powerpc: Use uapi/unistd.h to fix build errorSukadev Bhattiprolu
Use the 'unistd.h' from arch/powerpc/include/uapi to build the perf tool. Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Acked-by: David Howells <dhowells@redhat.com> Cc: Anton Blanchard <anton@au1.ibm.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Robert Richter <robert.richter@amd.com> Cc: linuxppc-dev@ozlabs.org Link: http://lkml.kernel.org/r/20121107191818.GA16211@us.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-19tools: Pass the target in descendDavid Howells
Fixing: [acme@sandy linux]$ cd tools [acme@sandy tools]$ make clean DESCEND power/cpupower CC lib/cpufreq.o CC lib/sysfs.o LD libcpupower.so.0.0.0 CC utils/helpers/amd.o utils/helpers/amd.c:7:21: error: pci/pci.h: No such file or directory In file included from utils/helpers/amd.c:9: ./utils/helpers/helpers.h:137: warning: ‘struct pci_access’ declared inside parameter list ./utils/helpers/helpers.h:137: warning: its scope is only this definition or declaration, which is probably not what you want ./utils/helpers/helpers.h:139: warning: ‘struct pci_access’ declared inside parameter list utils/helpers/amd.c: In function ‘amd_pci_get_num_boost_states’: utils/helpers/amd.c:120: warning: passing argument 1 of ‘pci_slot_func_init’ from incompatible pointer type ./utils/helpers/helpers.h:138: note: expected ‘struct pci_access **’ but argument is of type ‘struct pci_access **’ utils/helpers/amd.c:125: warning: implicit declaration of function ‘pci_read_byte’ utils/helpers/amd.c:132: warning: implicit declaration of function ‘pci_cleanup’ make[1]: *** [utils/helpers/amd.o] Error 1 make: *** [cpupower_clean] Error 2 [acme@sandy tools]$ Reported-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/n/tip-tviyimq6x6nm77sj5lt4t19f@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-19tools: Honour the O= flag when tool build called from a higher MakefileDavid Howells
Honour the O= flag that was passed to a higher level Makefile and then passed down as part of a tool build. To make this work, the top-level Makefile passes the original O= flag and subdir=tools to the tools/Makefile, and that in turn passes subdir=$(O)/$(subdir)/foodir when building tool foo in directory $(O)/$(subdir)/foodir (where the intervening slashes aren't added if an element is missing). For example, take perf. This is found in tools/perf/. Assume we're building into directory ~/zebra/, so we pass O=~/zebra to make. Dependening on where we run the build from, we see: make run in dir $(OUTPUT) dir ======================= ================== linux ~/zebra/tools/perf/ linux/tools ~/zebra/perf/ linux/tools/perf ~/zebra/ and if O= is not set, we get: make run in dir $(OUTPUT) dir ======================= ================== linux linux/tools/perf/ linux/tools linux/tools/perf/ linux/tools/perf linux/tools/perf/ The output directories are created by the descend function if they don't already exist. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1378.1352379110@warthog.procyon.org.uk Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-19tools: Define a Makefile function to do subdir processingDavid Howells
Define a Makefile function that can be called with $(call ...) to wrap the subdir make invocations in tools/Makefile. This will allow us in the next patch to insert bits in there to honour O= flags when called from the top-level Makefile. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1378.1352379110@warthog.procyon.org.uk Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-16Merge 3.7-rc6 into char-misc-nextGreg Kroah-Hartman
2012-11-15tools/hv: Fix string typesTomas Hozza
Initial patch by Ben Hutchings <ben@decadent.org.uk> Standard C strings are arrays of char, not __u8 (unsigned char). Declare variables and parameters accordingly, and add the necessary casts. Signed-off-by: Tomas Hozza <thozza@redhat.com> Acked-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-11-15tools: hv: Netlink source address validation allows DoSTomas Hozza
The source code without this patch caused hypervkvpd to exit when it processed a spoofed Netlink packet which has been sent from an untrusted local user. Now Netlink messages with a non-zero nl_pid source address are ignored and a warning is printed into the syslog. Signed-off-by: Tomas Hozza <thozza@redhat.com> Acked-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-11-14Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux Pull power tools fixes from Len Brown: "A pair of power tools patches -- a 3.7 regression fix plus a bug fix." * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: tools/power turbostat: graceful fail on garbage input tools/power turbostat: Repair Segmentation fault when using -i option
2012-11-14perf evsel: Introduce is_group_member methodArnaldo Carvalho de Melo
To clarify what is being tested, instead of assuming that evsel->leader == NULL means either an 'isolated' evsel or a 'group leader'. Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-lvdbvimaxw9nc5een5vmem0c@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf powerpc: Use uapi/unistd.h to fix build errorSukadev Bhattiprolu
Use the 'unistd.h' from arch/powerpc/include/uapi to build the perf tool. Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Acked-by: David Howells <dhowells@redhat.com> Cc: Anton Blanchard <anton@au1.ibm.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Robert Richter <robert.richter@amd.com> Cc: linuxppc-dev@ozlabs.org Link: http://lkml.kernel.org/r/20121107191818.GA16211@us.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14tools: Pass the target in descendDavid Howells
Fixing: [acme@sandy linux]$ cd tools [acme@sandy tools]$ make clean DESCEND power/cpupower CC lib/cpufreq.o CC lib/sysfs.o LD libcpupower.so.0.0.0 CC utils/helpers/amd.o utils/helpers/amd.c:7:21: error: pci/pci.h: No such file or directory In file included from utils/helpers/amd.c:9: ./utils/helpers/helpers.h:137: warning: ‘struct pci_access’ declared inside parameter list ./utils/helpers/helpers.h:137: warning: its scope is only this definition or declaration, which is probably not what you want ./utils/helpers/helpers.h:139: warning: ‘struct pci_access’ declared inside parameter list utils/helpers/amd.c: In function ‘amd_pci_get_num_boost_states’: utils/helpers/amd.c:120: warning: passing argument 1 of ‘pci_slot_func_init’ from incompatible pointer type ./utils/helpers/helpers.h:138: note: expected ‘struct pci_access **’ but argument is of type ‘struct pci_access **’ utils/helpers/amd.c:125: warning: implicit declaration of function ‘pci_read_byte’ utils/helpers/amd.c:132: warning: implicit declaration of function ‘pci_cleanup’ make[1]: *** [utils/helpers/amd.o] Error 1 make: *** [cpupower_clean] Error 2 [acme@sandy tools]$ Reported-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/n/tip-tviyimq6x6nm77sj5lt4t19f@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14tools: Honour the O= flag when tool build called from a higher MakefileDavid Howells
Honour the O= flag that was passed to a higher level Makefile and then passed down as part of a tool build. To make this work, the top-level Makefile passes the original O= flag and subdir=tools to the tools/Makefile, and that in turn passes subdir=$(O)/$(subdir)/foodir when building tool foo in directory $(O)/$(subdir)/foodir (where the intervening slashes aren't added if an element is missing). For example, take perf. This is found in tools/perf/. Assume we're building into directory ~/zebra/, so we pass O=~/zebra to make. Dependening on where we run the build from, we see: make run in dir $(OUTPUT) dir ======================= ================== linux ~/zebra/tools/perf/ linux/tools ~/zebra/perf/ linux/tools/perf ~/zebra/ and if O= is not set, we get: make run in dir $(OUTPUT) dir ======================= ================== linux linux/tools/perf/ linux/tools linux/tools/perf/ linux/tools/perf linux/tools/perf/ The output directories are created by the descend function if they don't already exist. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1378.1352379110@warthog.procyon.org.uk Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14tools: Define a Makefile function to do subdir processingDavid Howells
Define a Makefile function that can be called with $(call ...) to wrap the subdir make invocations in tools/Makefile. This will allow us in the next patch to insert bits in there to honour O= flags when called from the top-level Makefile. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Borislav Petkov <bp@amd64.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1378.1352379110@warthog.procyon.org.uk Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf ui: Always compile browser setup codeNamhyung Kim
We now have proper fallback logic, so always build it regardless of TUI or GTK setting. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1352813436-14173-5-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf ui: Add ui_progress__finish()Namhyung Kim
Sometimes we need to know when the progress bar should disappear. Checking curr >= total wasn't enough since there're cases not met that condition for the last call. So add a new ->finish callback to identify this explicitly. Currently only GTK frontend needs it. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1352813436-14173-4-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf ui gtk: Implement ui_progress functionsNamhyung Kim
Implement progress update function for GTK2 front end. Note that since it will be called before gtk main loop so that we should call gtk event loop handler directly. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1352813436-14173-3-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf ui: Introduce generic ui_progress helperNamhyung Kim
Make ui_progress functions generic so that UI frontend code will add its callbacks. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1352813436-14173-2-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf ui tui: Move progress.c under ui/tui directoryNamhyung Kim
Current ui_progress functions are implemented for TUI only. So move the file under the tui directory. This is needed for providing an UI- agnostic wrapper. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1352813436-14173-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf tools: Add basic event modifier sanity checkJiri Olsa
Updating event parser to allow any non zero string containing [ukhpGH] characters for event modifier. The modifier sanity is checked later in parse-event object logic. The check validates modifier to contain only one instance of any modifier (apart from 'p') present. v2: - added length check suggested Namhyung Kim Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20121113143258.GA2481@krava.brq.redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf tools: Omit group members from perf_evlist__disable/enableJiri Olsa
There's no need to disable/enable ordinary group member events, because they are initialy enabled and get scheduled by the leader. Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1352741644-16809-5-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2012-11-14perf tools: Ensure single disable call per event in record comandJiri Olsa
It's possible we issue the event disable ioctl multiple times until we read the final portion of the mmap buffer. Ensuring just single disable ioctl call for event, because there's no need to do that more than once. Signed-off-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1352741644-16809-4-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>