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| author | David S. Miller <davem@davemloft.net> | 2014-06-25 22:40:43 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-06-25 22:40:43 -0700 |
| commit | 9b8d90b963dcc6d3f3f6a616b3547ea1c8b03525 (patch) | |
| tree | bca8230897630ca6721bdd7b959142984afa256a /Documentation/sysctl/kernel.txt | |
| parent | 644a918d20336a7deaa81f675c3c2f25bf3dafbb (diff) | |
| parent | d7933ab727ed035bdf420d7381b831ba959cecc5 (diff) | |
| download | op-kernel-dev-9b8d90b963dcc6d3f3f6a616b3547ea1c8b03525.zip op-kernel-dev-9b8d90b963dcc6d3f3f6a616b3547ea1c8b03525.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'Documentation/sysctl/kernel.txt')
| -rw-r--r-- | Documentation/sysctl/kernel.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt index 708bb7f..c14374e 100644 --- a/Documentation/sysctl/kernel.txt +++ b/Documentation/sysctl/kernel.txt @@ -75,6 +75,7 @@ show up in /proc/sys/kernel: - shmall - shmmax [ sysv ipc ] - shmmni +- softlockup_all_cpu_backtrace - stop-a [ SPARC only ] - sysrq ==> Documentation/sysrq.txt - sysctl_writes_strict @@ -783,6 +784,22 @@ via the /proc/sys interface: ============================================================== +softlockup_all_cpu_backtrace: + +This value controls the soft lockup detector thread's behavior +when a soft lockup condition is detected as to whether or not +to gather further debug information. If enabled, each cpu will +be issued an NMI and instructed to capture stack trace. + +This feature is only applicable for architectures which support +NMI. + +0: do nothing. This is the default behavior. + +1: on detection capture more debug information. + +============================================================== + tainted: Non-zero if the kernel has been tainted. Numeric values, which |
