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2008-12-05Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 Conflicts: drivers/net/wireless/iwlwifi/iwl-core.c drivers/net/wireless/iwlwifi/iwl-sta.c
2008-12-05mac80211: document ieee80211_tx_info.padKalle Valo
Fixes htmldocs warning: Warning(mac80211.h:379): No description found for parameter 'pad[2]' Signed-off-by: Kalle Valo <kalle.valo@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05mac80211: add sta_notify_ps callbackChristian Lamparter
This patch is necessary in order to provide a proper Access point support for p54. Unfortunately for us, there is no documented way to disable the interfering power save buffering mechanism in firmware completely. Therefore we give in and notify the driver through our new sta_notify_ps callback, so that we can update the filter state. Signed-off-by: Christian Lamparter <chunkeey@web.de> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05wireless: clean up radiotap a bitJohannes Berg
No need to pad the header so no constant needed for that, no need to carry any version number from netbsd nor CVS IDs from them. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05cfg80211: handle SIOCGIWMODE/SIOCSIWMODEJohannes Berg
further reducing wext code in mac80211. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05cfg80211: handle SIOCGIWNAMEJohannes Berg
This patch moves the SIOCGIWNAME handling from mac80211 to cfg80211. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05nl80211: relicense nl80211.h under the ISCLuis R. Rodriguez
We have a few BSD/ISC licensed userspace applications which include nl80211.h from the kernel. To avoid legal ambiguity for usage of the header file in these projects we rather simply relicense the header file under the ISC. We've received consent from all contributors to it. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: Michael Wu <flamingice@sourmilk.net> Acked-by: Luis Carlos Cobo <luisca@cozybit.com> Acked-by: Michael Buesch <mb@bu3sch.de> Acked-by: Jouni Malinen <jouni.malinen@atheros.com> Acked-by: Colin McCabe <colin@cozybit.com> Acked-by: Javier Cardona <javier@cozybit.com> Cc: johannes@sipsolutions.net Cc: altape@eden.rutgers.edu Cc: luisca@cozybit.com Cc: mb@bu3sch.de Cc: jouni.malinen@atheros.com Cc: colin@cozybit.com Cc: javier@cozybit.com Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-05nl80211: Add frequency configuration (including HT40)Jouni Malinen
This patch adds new NL80211_CMD_SET_WIPHY attributes NL80211_ATTR_WIPHY_FREQ and NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET to allow userspace to set the operating channel (e.g., hostapd for AP mode). Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-12-03atm: 32-bit ioctl compatibilityDavid Woodhouse
We lack compat ioctl support through most of the ATM code. This patch deals with most of it, and I can now at least use BR2684 and PPPoATM with 32-bit userspace. I haven't added a .compat_ioctl method to struct atm_ioctl, because AFAICT none of the current users need any conversion -- so we can just call the ->ioctl() method in every case. I looked at br2684, clip, lec, mpc, pppoatm and atmtcp. In svc_compat_ioctl() the only mangling which is needed is to change COMPAT_ATM_ADDPARTY to ATM_ADDPARTY. Although it's defined as _IOW('a', ATMIOC_SPECIAL+4,struct atm_iobuf) it doesn't actually _take_ a struct atm_iobuf as an argument -- it takes a struct sockaddr_atmsvc, which _is_ the same between 32-bit and 64-bit code, so doesn't need conversion. Almost all of vcc_ioctl() would have been identical, so I converted that into a core do_vcc_ioctl() function with an 'int compat' argument. I've done the same with atm_dev_ioctl(), where there _are_ a few differences, but still it's relatively contained and there would otherwise have been a lot of duplication. I haven't done any of the actual device-specific ioctls, although I've added a compat_ioctl method to struct atmdev_ops. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-03can: Fix CAN_(EFF|RTR)_FLAG handling in can_filterOliver Hartkopp
Due to a wrong safety check in af_can.c it was not possible to filter for SFF frames with a specific CAN identifier without getting the same selected CAN identifier from a received EFF frame also. This fix has a minimum (but user visible) impact on the CAN filter API and therefore the CAN version is set to a new date. Indeed the 'old' API is still working as-is. But when now setting CAN_(EFF|RTR)_FLAG in can_filter.can_mask you might get less traffic than before - but still the stuff that you expected to get for your defined filter ... Thanks to Kurt Van Dijck for pointing at this issue and for the review. Signed-off-by: Oliver Hartkopp <oliver@hartkopp.net> Acked-by: Kurt Van Dijck <kurt.van.dijck@eia.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-03Phonet: basic net namespace supportRémi Denis-Courmont
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-02Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/holtmann/bluetooth-next-2.6
2008-12-02Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 Conflicts: drivers/net/ixgbe/ixgbe_main.c drivers/net/smc91x.c
2008-12-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (30 commits) MAINTAINERS: add netdev to ATM ATM: horizon, fix hrz_probe fail path pppol2tp: Add missing sock_put() in pppol2tp_release() net: Fix soft lockups/OOM issues w/ unix garbage collector macvlan: don't broadcast PAUSE frames to macvlan devices Phonet: fix oops in phonet_address_del() on non-Phonet device netfilter: ctnetlink: fix GFP_KERNEL allocation under spinlock sungem: Fix PCS_MIICTRL register write in gem_init_phy(). net: make skb_truesize_bug() call WARN() net: hp-plus uses eip_poll net/wireless/reg.c: fix bad WARN_ON in if statement ath5k: disable beacon filter when station is not associated ath5k: fix Security issue in DebugFS part of ath5k ath9k: correct expected max RX buffer size ath9k: Fix SW-IOMMU bounce buffer starvation mac80211 : Fix setting ad-hoc mode and non-ibss channel iwlagn: fix DMA sync phylib: Add Vitesse VSC8221 SGMII PHY rose: zero length frame filtering in af_rose.c bridge: netfilter: fix update_pmtu crash with GRE ...
2008-12-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: alim15x3: fix sparse warning ide: remove dead code from drive_is_ready() ide: fix build for DEBUG_PM ide: respect current DMA setting during resume ide: add SAMSUNG SP0822N with firmware WA100-10 to ivb_list[] amd74xx: workaround unreliable AltStatus register for nVidia controllers ide: fix the ide_release_lock imbalance
2008-12-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: [SCSI] stex: switch to block timeout [SCSI] make scsi_eh_try_stu use block timeout [SCSI] megaraid_sas: switch to block timeout [SCSI] ibmvscsi: switch to block timeout [SCSI] aacraid: switch to block timeout [SCSI] zfcp: prevent double decrement on host_busy while being busy [SCSI] zfcp: fix deadlock between wq triggered port scan and ERP [SCSI] zfcp: eliminate race between validation and locking [SCSI] zfcp: verify for correct rport state before scanning for SCSI devs [SCSI] zfcp: returning an ERR_PTR where a NULL value is expected [SCSI] zfcp: Fix opening of wka ports [SCSI] zfcp: fix remote port status check [SCSI] fc_transport: fix old bug on bitflag definitions [SCSI] Fix hang in starved list processing
2008-12-02nfsd: fix vm overcommit crash fix #2Junjiro R. Okajima
The previous patch from Alan Cox ("nfsd: fix vm overcommit crash", commit 731572d39fcd3498702eda4600db4c43d51e0b26) fixed the problem where knfsd crashes on exported shmemfs objects and strict overcommit is set. But the patch forgot supporting the case when CONFIG_SECURITY is disabled. This patch copies a part of his fix which is mainly for detecting a bug earlier. Acked-by: James Morris <jmorris@namei.org> Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Junjiro R. Okajima <hooanon05@yahoo.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-12-02amd74xx: workaround unreliable AltStatus register for nVidia controllersBartlomiej Zolnierkiewicz
It seems that on some nVidia controllers using AltStatus register can be unreliable so default to Status register if the PCI device is in Compatibility Mode. In order to achieve this: * Add ide_pci_is_in_compatibility_mode() inline helper to <linux/ide.h>. * Add IDE_HFLAG_BROKEN_ALTSTATUS host flag and set it in amd74xx host driver for nVidia controllers in Compatibility Mode. * Teach actual_try_to_identify() and drive_is_ready() about the new flag. This fixes the regression caused by removal of CONFIG_IDEPCI_SHARE_IRQ config option in 2.6.25 and using AltStatus register unconditionally when available (kernel.org bugs #11659 and #10216). [ Moreover for CONFIG_IDEPCI_SHARE_IRQ=y (which is what most people and distributions use) it never worked correctly. ] Thanks to Remy LABENE and Lars Winterfeld for help with debugging the problem. More info at: http://bugzilla.kernel.org/show_bug.cgi?id=11659 http://bugzilla.kernel.org/show_bug.cgi?id=10216 Reported-by: Remy LABENE <remy.labene@free.fr> Tested-by: Remy LABENE <remy.labene@free.fr> Tested-by: Lars Winterfeld <lars.winterfeld@tu-ilmenau.de> Acked-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2008-12-01lib/idr.c: fix rcu related race with idr_findManfred Spraul
2nd part of the fixes needed for http://bugzilla.kernel.org/show_bug.cgi?id=11796. When the idr tree is either grown or shrunk, then the update to the number of layers and the top pointer were not atomic. This race caused crashes. The attached patch fixes that by replicating the layers counter in each layer, thus idr_find doesn't need idp->layers anymore. Signed-off-by: Manfred Spraul <manfred@colorfullife.com> Cc: Clement Calmels <cboulte@gmail.com> Cc: Nadia Derbey <Nadia.Derbey@bull.net> Cc: Pierre Peiffer <peifferp@gmail.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-12-01epoll: introduce resource usage limitsDavide Libenzi
It has been thought that the per-user file descriptors limit would also limit the resources that a normal user can request via the epoll interface. Vegard Nossum reported a very simple program (a modified version attached) that can make a normal user to request a pretty large amount of kernel memory, well within the its maximum number of fds. To solve such problem, default limits are now imposed, and /proc based configuration has been introduced. A new directory has been created, named /proc/sys/fs/epoll/ and inside there, there are two configuration points: max_user_instances = Maximum number of devices - per user max_user_watches = Maximum number of "watched" fds - per user The current default for "max_user_watches" limits the memory used by epoll to store "watches", to 1/32 of the amount of the low RAM. As example, a 256MB 32bit machine, will have "max_user_watches" set to roughly 90000. That should be enough to not break existing heavy epoll users. The default value for "max_user_instances" is set to 128, that should be enough too. This also changes the userspace, because a new error code can now come out from EPOLL_CTL_ADD (-ENOSPC). The EMFILE from epoll_create() was already listed, so that should be ok. [akpm@linux-foundation.org: use get_current_user()] Signed-off-by: Davide Libenzi <davidel@xmailserver.org> Cc: Michael Kerrisk <mtk.manpages@gmail.com> Cc: <stable@kernel.org> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Reported-by: Vegard Nossum <vegardno@ifi.uio.no> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-12-01Merge branch 'upstream-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev * 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: libata: blacklist Seagate drives which time out FLUSH_CACHE when used with NCQ [libata] pata_rb532_cf: fix signature of the xfer function [libata] pata_rb532_cf: fix and rename register definitions ata_piix: add borked Tecra M4 to broken suspend list
2008-12-01Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: IB/mlx4: Fix MTT leakage in resize CQ IB/ehca: Fix problem with generated flush work completions IB/ehca: Change misleading error message on memory hotplug mlx4_core: Save/restore default port IB capability mask
2008-12-01libata: blacklist Seagate drives which time out FLUSH_CACHE when used with NCQTejun Heo
Some recent Seagate harddrives have firmware bug which causes FLUSH CACHE to timeout under certain circumstances if NCQ is being used. This can be worked around by disabling NCQ and fixed by updating the firmware. Implement ATA_HORKAGE_FIRMWARE_UPDATE and blacklist these devices. The wiki page has been updated to contain information on this issue. http://ata.wiki.kernel.org/index.php/Known_issues Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2008-11-30Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* master.kernel.org:/home/rmk/linux-2.6-arm: Allow architectures to override copy_user_highpage() [ARM] pxa/palmtx: misc fixes to use generic GPIO API ARM: OMAP: Fixes for suspend / resume GPIO wake-up handling [ARM] pxa/corgi: update default config to exclude tosa from being built [ARM] pxa/pcm990: use negative number for an invalid GPIO in camera data ARM: OMAP: Typo fix for clock_allow_idle ARM: OMAP: Remove broken LCD driver for SX1 [ARM] 5335/1: pxa25x_udc: Fix is_vbus_present to return 1 or 0 [ARM] pxa/MioA701: bluetooth resume fix [ARM] pxa/MioA701: fix memory corruption.
2008-11-30Merge branch 'irq-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'irq-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: irq.h: fix missing/extra kernel-doc genirq: __irq_set_trigger: change pr_warning to pr_debug irq: fix typo x86: apic honour irq affinity which was set in early boot genirq: fix the affinity setting in setup_irq genirq: keep affinities set from userspace across free/request_irq()
2008-11-30Merge branch 'drm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/i915: Save/restore HWS_PGA on suspend/resume drm: move drm vblank initialization/cleanup to driver load/unload drm/i915: execbuffer pins objects, no need to ensure they're still in the GTT drm/i915: Always read pipestat in irq_handler drm/i915: Subtract total pinned bytes from available aperture size drm/i915: Avoid BUG_ONs on VT switch with a wedged chipset. drm/i915: Remove IMR masking during interrupt handler, and restart it if needed. drm/i915: Manage PIPESTAT to control vblank interrupts instead of IMR.
2008-11-30Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: toshiba_acpi: close race in toshiba_acpi driver ACPICA: disable _BIF warning ACPI: delete OSI(Linux) DMI dmesg spam ACPICA: Allow _WAK method to return an Integer ACPI: thinkpad-acpi: fix fan sleep/resume path sony-laptop: printk tweak sony-laptop: brightness regression fix Revert "ACPI: don't enable control method power button as wakeup device when Fixed Power button is used" ACPI suspend: Blacklist boxes that require us to set SCI_EN directly on resume ACPI: scheduling in atomic via acpi_evaluate_integer () ACPI: battery: Convert discharge energy rate to current properly ACPI: EC: count interrupts only if called from interrupt handler.
2008-11-30remove __ARCH_WANT_COMPAT_SYS_PTRACEChristoph Hellwig
All architectures now use the generic compat_sys_ptrace, as should every new architecture that needs 32bit compat (if we'll ever get another). Remove the now superflous __ARCH_WANT_COMPAT_SYS_PTRACE define, and also kill a comment about __ARCH_SYS_PTRACE that was added after __ARCH_SYS_PTRACE was already gone. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-11-30hotplug_memory_notifier section annotationAl Viro
Same as for hotplug_cpu - we want static notifier_block in there in meminitdata, to avoid false positives whenever it's used. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-11-30meminit section warningsAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-11-30Bluetooth: Enable per-module dynamic debug messagesMarcel Holtmann
With the introduction of CONFIG_DYNAMIC_PRINTK_DEBUG it is possible to allow debugging without having to recompile the kernel. This patch turns all BT_DBG() calls into pr_debug() to support dynamic debug messages. As a side effect all CONFIG_BT_*_DEBUG statements are now removed and some broken debug entries have been fixed. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2008-11-30Bluetooth: Send HCI Reset command by default on device initializationMarcel Holtmann
The Bluetooth subsystem was not using the HCI Reset command when doing device initialization. The Bluetooth 1.0b specification was ambiguous on how the device firmware was suppose to handle it. Almost every device was triggering a transport reset at the same time. In case of USB this ended up in disconnects from the bus. All modern Bluetooth dongles handle this perfectly fine and a lot of them actually require that HCI Reset is sent. If not then they are either stuck in their HID Proxy mode or their internal structures for inquiry and paging are not correctly setup. To handle old and new devices smoothly the Bluetooth subsystem contains a quirk to force the HCI Reset on initialization. However maintaining such a quirk becomes more and more complicated. This patch turns the logic around and lets the old devices disable the HCI Reset command. The only device where the HCI_QUIRK_NO_RESET is still needed are the original Digianswer devices and dongles with an early CSR firmware. CSR reported that they fixed this for version 12 firmware. The last official release of version 11 firmware is build ID 115. The first version 12 candidate was build ID 117. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2008-11-28mlx4_core: Save/restore default port IB capability maskJack Morgenstein
Commit 7ff93f8b ("mlx4_core: Multiple port type support") introduced support for different port types. As part of that support, SET_PORT is invoked to set the port type during driver startup. However, as a side-effect, for IB ports the invocation of this command also sets the port's capability mask to zero (losing the default value set by FW). To fix this, get the default ib port capabilities (via a MAD_IFC Port Info query) during driver startup, and save them for use in the mlx4_SET_PORT command when setting the port-type to Infiniband. This patch fixes problems with subnet manager (SM) failover such as <https://bugs.openfabrics.org/show_bug.cgi?id=1183>, which occurred because the IsTrapSupported bit in the capability mask was zeroed. Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2008-11-28phy: power management supportGiuseppe Cavallaro
This patch adds the power management support into the physical abstraction layer. Suspend and resume functions respectively turns on/off the bit 11 into the PHY Basic mode control register. Generic PHY device starts supporting PM. In order to support the wake-on LAN and avoid to put in power down the PHY device, the MDIO is aware of what the Ethernet device wants to do. Voluntary, no CONFIG_PM defines were added into the sources. Also generic suspend/resume functions are exported to allow other drivers use them (such as genphy_config_aneg etc.). Within the phy_driver_register function, we need to remove the memset. It overrides the device driver owner and it is not good. Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-28Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-next-2.6 Conflicts: net/netfilter/nf_conntrack_netlink.c
2008-11-27decnet: compile fix for removal of byteorder wrapperHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-27Allow architectures to override copy_user_highpage()Russell King
With aliasing VIPT cache support, the ARM implementation of clear_user_page() and copy_user_page() sets up a temporary kernel space mapping such that we have the same cache colour as the userspace page. This avoids having to consider any userspace aliases from this operation. However, when highmem is enabled, kmap_atomic() have to setup mappings. The copy_user_highpage() and clear_user_highpage() call these functions before delegating the copies to copy_user_page() and clear_user_page(). The effect of this is that each of the *_user_highpage() functions setup their own kmap mapping, followed by the *_user_page() functions setting up another mapping. This is rather wasteful. Thankfully, copy_user_highpage() can be overriden by architectures by defining __HAVE_ARCH_COPY_USER_HIGHPAGE. However, replacement of clear_user_highpage() is more difficult because its inline definition is not conditional. It seems that you're expected to define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE and provide a replacement __alloc_zeroed_user_highpage() implementation instead. The allocation itself is fine, so we don't want to override that. What we really want to do is to override clear_user_highpage() with our own version which doesn't kmap_atomic() unnecessarily. Other VIPT architectures (PARISC and SH) would also like to override this function as well. Acked-by: Hugh Dickins <hugh@veritas.com> Acked-by: James Bottomley <James.Bottomley@HansenPartnership.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2008-11-27decnet: remove private wrappers of endian helpersHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Reviewed-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-26Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 Conflicts: drivers/net/hp-plus.c drivers/net/wireless/ath5k/base.c drivers/net/wireless/ath9k/recv.c net/wireless/reg.c
2008-11-27ACPICA: disable _BIF warningLin Ming
A generic work-around from ACPICA is in the queue, but since Linux has a work-around in its battery driver, we can disable this warning now. Allow _BIF method to return an Package with Buffer elements http://bugzilla.kernel.org/show_bug.cgi?id=11822 Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2008-11-27ACPICA: Allow _WAK method to return an IntegerBob Moore
This can happen if the _WAK method returns nothing (as per ACPI 1.0) but does return an integer if the implicit return mechanism is enabled. This is the only method that has this problem, since it is also defined to return a package of two integers (ACPI 1.0b+). In all other cases, if a method returns an object when one was not expected, no warning is issued. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2008-11-26net: Fix soft lockups/OOM issues w/ unix garbage collectordann frazier
This is an implementation of David Miller's suggested fix in: https://bugzilla.redhat.com/show_bug.cgi?id=470201 It has been updated to use wait_event() instead of wait_event_interruptible(). Paraphrasing the description from the above report, it makes sendmsg() block while UNIX garbage collection is in progress. This avoids a situation where child processes continue to queue new FDs over a AF_UNIX socket to a parent which is in the exit path and running garbage collection on these FDs. This contention can result in soft lockups and oom-killing of unrelated processes. Signed-off-by: dann frazier <dannf@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-26Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
2008-11-26pkt_sched: gen_estimator: Optimize gen_estimator_active()Jarek Poplawski
Since all other gen_estimator functions use bstats and rate_est params together, and searching for them is optimized now, let's use this also in gen_estimator_active(). The return type of gen_estimator_active() is changed to bool, and gen_find_node() parameters to const, btw. In tcf_act_police_locate() a check for ACT_P_CREATED is added before calling gen_estimator_active(). Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-26nl80211: Change max TX power to be in mBm instead of dBmJouni Malinen
In order to be consistent with NL80211_ATTR_POWER_RULE_MAX_EIRP, change NL80211_FREQUENCY_ATTR_MAX_TX_POWER to use mBm and U32 instead of dBm and U8. This is a userspace interface change, but the previous version had not yet been pushed upstream and there are no userspace programs using this yet, so there is justification to get this change in as long as it goes in before the previous version gets out. Signed-off-by: Jouni Malinen <j@w1.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-26rfkill: preserve state across suspendHenrique de Moraes Holschuh
The rfkill class API requires that the driver connected to a class call rfkill_force_state() on resume to update the real state of the rfkill controller, OR that it provides a get_state() hook. This means there is potentially a hidden call in the resume code flow that changes rfkill->state (i.e. rfkill_force_state()), so the previous state of the transmitter was being lost. The simplest and most future-proof way to fix this is to explicitly store the pre-sleep state on the rfkill structure, and restore from that on resume. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Acked-by: Ivo van Doorn <IvDoorn@gmail.com> Cc: Matthew Garrett <mjg59@srcf.ucam.org> Cc: Alan Jenkins <alan-jenkins@tuffmail.co.uk> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-26nl80211: Report max TX power in NL80211_BAND_ATTR_FREQSJouni Malinen
This is useful information to provide for userspace (e.g., hostapd needs this to generate Country IE). Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25net: Use a percpu_counter for orphan_countEric Dumazet
Instead of using one atomic_t per protocol, use a percpu_counter for "orphan_count", to reduce cache line contention on heavy duty network servers. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25net: Use a percpu_counter for sockets_allocatedEric Dumazet
Instead of using one atomic_t per protocol, use a percpu_counter for "sockets_allocated", to reduce cache line contention on heavy duty network servers. Note : We revert commit (248969ae31e1b3276fc4399d67ce29a5d81e6fd9 net: af_unix can make unix_nr_socks visbile in /proc), since it is not anymore used after sock_prot_inuse_add() addition Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25tc: policing requires a rate estimatorStephen Hemminger
Found that while trying average rate policing, it was possible to request average rate policing without a rate estimator. This results in no policing which is harmless but incorrect. Since policing could be setup in two steps, need to check in the kernel. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>