diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 8 | ||||
| -rw-r--r-- | Documentation/sysctl/kernel.txt | 8 | ||||
| -rw-r--r-- | Documentation/trace/postprocess/trace-vmscan-postprocess.pl | 8 |
3 files changed, 20 insertions, 4 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 661efd4dab6..a0c5c5f4fce 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -973,6 +973,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted. ignore_loglevel [KNL] Ignore loglevel setting - this will print /all/ kernel messages to the console. Useful for debugging. + We also add it as printk module parameter, so users + could change it dynamically, usually by + /sys/module/printk/parameters/ignore_loglevel. ihash_entries= [KNL] Set number of hash buckets for inode cache. @@ -1666,6 +1669,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted. debugging driver suspend/resume hooks). This may not work reliably with all consoles, but is known to work with serial and VGA consoles. + To facilitate more flexible debugging, we also add + console_suspend, a printk module parameter to control + it. Users could use console_suspend (usually + /sys/module/printk/parameters/console_suspend) to + turn on/off it dynamically. noaliencache [MM, NUMA, SLAB] Disables the allocation of alien caches in the slab allocator. Saves per-node memory, diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt index 704e474a93d..1f2463671a1 100644 --- a/Documentation/sysctl/kernel.txt +++ b/Documentation/sysctl/kernel.txt @@ -24,6 +24,7 @@ show up in /proc/sys/kernel: - bootloader_type [ X86 only ] - bootloader_version [ X86 only ] - callhome [ S390 only ] +- cap_last_cap - core_pattern - core_pipe_limit - core_uses_pid @@ -155,6 +156,13 @@ on has a service contract with IBM. ============================================================== +cap_last_cap + +Highest valid capability of the running kernel. Exports +CAP_LAST_CAP from the kernel. + +============================================================== + core_pattern: core_pattern is used to specify a core dumpfile pattern name. diff --git a/Documentation/trace/postprocess/trace-vmscan-postprocess.pl b/Documentation/trace/postprocess/trace-vmscan-postprocess.pl index 12cecc83cd9..4a37c4759cd 100644 --- a/Documentation/trace/postprocess/trace-vmscan-postprocess.pl +++ b/Documentation/trace/postprocess/trace-vmscan-postprocess.pl @@ -379,10 +379,10 @@ EVENT_PROCESS: # To closer match vmstat scanning statistics, only count isolate_both # and isolate_inactive as scanning. isolate_active is rotation - # isolate_inactive == 0 - # isolate_active == 1 - # isolate_both == 2 - if ($isolate_mode != 1) { + # isolate_inactive == 1 + # isolate_active == 2 + # isolate_both == 3 + if ($isolate_mode != 2) { $perprocesspid{$process_pid}->{HIGH_NR_SCANNED} += $nr_scanned; } $perprocesspid{$process_pid}->{HIGH_NR_CONTIG_DIRTY} += $nr_contig_dirty; |