Skip to content

Commit

Permalink
Documentation: update panic parameter info
Browse files Browse the repository at this point in the history
Add a little more info for some of the panic-related kernel parameters.
Fix "oops=panic" to fit in 80 columns.

Signed-off-by: Randy Dunlap <[email protected]>
Reviewed-by: Jesper Juhl <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
  • Loading branch information
rddunlap authored and torvalds committed Apr 5, 2011
1 parent 41c5789 commit 44a4dcf
Showing 1 changed file with 7 additions and 5 deletions.
12 changes: 7 additions & 5 deletions Documentation/kernel-parameters.txt
Original file line number Diff line number Diff line change
Expand Up @@ -1832,15 +1832,17 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
perfmon on Intel CPUs instead of the
CPU specific event set.

oops=panic Always panic on oopses. Default is to just kill the process,
but there is a small probability of deadlocking the machine.
oops=panic Always panic on oopses. Default is to just kill the
process, but there is a small probability of
deadlocking the machine.
This will also cause panics on machine check exceptions.
Useful together with panic=30 to trigger a reboot.

OSS [HW,OSS]
See Documentation/sound/oss/oss-parameters.txt

panic= [KNL] Kernel behaviour on panic
panic= [KNL] Kernel behaviour on panic: delay <timeout>
seconds before rebooting
Format: <timeout>

parkbd.port= [HW] Parallel port number the keyboard adapter is
Expand Down Expand Up @@ -2343,6 +2345,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.

softlockup_panic=
[KNL] Should the soft-lockup detector generate panics.
Format: <integer>

sonypi.*= [HW] Sony Programmable I/O Control Device driver
See Documentation/sonypi.txt
Expand Down Expand Up @@ -2529,8 +2532,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
reported either.

unknown_nmi_panic
[X86]
Set unknown_nmi_panic=1 early on boot.
[X86] Cause panic on unknown NMI.

usbcore.autosuspend=
[USB] The autosuspend time delay (in seconds) used
Expand Down

0 comments on commit 44a4dcf

Please sign in to comment.