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| author | Randy Dunlap <rdunlap@infradead.org> | 2023-07-14 20:48:11 -0700 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2023-07-21 15:01:19 -0600 |
| commit | b4047e53adef970a75cd2724800b351f64715d2c (patch) | |
| tree | 86473ad1870b8055806cb5a7e2380075904f6c06 /Documentation/admin-guide | |
| parent | 98899c063b59738fdf44468277f491b69f844417 (diff) | |
| download | linux-stable-b4047e53adef970a75cd2724800b351f64715d2c.tar.gz linux-stable-b4047e53adef970a75cd2724800b351f64715d2c.tar.bz2 linux-stable-b4047e53adef970a75cd2724800b351f64715d2c.zip | |
docs: panic: cleanups for panic params
Move 'panic_print' to its correct place in alphabetical order.
Add parameter format for 'pause_on_oops'.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20230715034811.9665-1-rdunlap@infradead.org
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 86d977287e80..57278bce9baf 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4037,20 +4037,6 @@ timeout < 0: reboot immediately Format: <timeout> - panic_print= Bitmask for printing system info when panic happens. - User can chose combination of the following bits: - bit 0: print all tasks info - bit 1: print system memory info - bit 2: print timer info - bit 3: print locks info if CONFIG_LOCKDEP is on - bit 4: print ftrace buffer - bit 5: print all printk messages in buffer - bit 6: print all CPUs backtrace (if available in the arch) - *Be aware* that this option may print a _lot_ of lines, - so there are risks of losing older messages in the log. - Use this option carefully, maybe worth to setup a - bigger log buffer with "log_buf_len" along with this. - panic_on_taint= Bitmask for conditionally calling panic() in add_taint() Format: <hex>[,nousertaint] Hexadecimal bitmask representing the set of TAINT flags @@ -4067,6 +4053,20 @@ panic_on_warn=1 panic() instead of WARN(). Useful to cause kdump on a WARN(). + panic_print= Bitmask for printing system info when panic happens. + User can chose combination of the following bits: + bit 0: print all tasks info + bit 1: print system memory info + bit 2: print timer info + bit 3: print locks info if CONFIG_LOCKDEP is on + bit 4: print ftrace buffer + bit 5: print all printk messages in buffer + bit 6: print all CPUs backtrace (if available in the arch) + *Be aware* that this option may print a _lot_ of lines, + so there are risks of losing older messages in the log. + Use this option carefully, maybe worth to setup a + bigger log buffer with "log_buf_len" along with this. + parkbd.port= [HW] Parallel port number the keyboard adapter is connected to, default is 0. Format: <parport#> @@ -4186,7 +4186,7 @@ mode 0, bit 1 is for mode 1, and so on. Mode 0 only allowed by default. - pause_on_oops= + pause_on_oops=<int> Halt all CPUs after the first oops has been printed for the specified number of seconds. This is to be used if your oopses keep scrolling off the screen. |