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| author | Aaro Koskinen <aaro.koskinen@nokia.com> | 2019-05-14 15:45:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-14 19:52:51 -0700 |
| commit | b287a25a7148a89d977c819c1f7d6584f875b682 (patch) | |
| tree | 33dd1e559d6e6d6d1a4f37877a57591051db24ad /Documentation/admin-guide/kernel-parameters.txt | |
| parent | c39ea0b9dd24bf1bf2baa5cdbfa1905f3065347b (diff) | |
| download | lwn-b287a25a7148a89d977c819c1f7d6584f875b682.tar.gz lwn-b287a25a7148a89d977c819c1f7d6584f875b682.zip | |
panic/reboot: allow specifying reboot_mode for panic only
Allow specifying reboot_mode for panic only. This is needed on systems
where ramoops is used to store panic logs, and user wants to use warm
reset to preserve those, while still having cold reset on normal
reboots.
Link: http://lkml.kernel.org/r/20190322004735.27702-1-aaro.koskinen@iki.fi
Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/admin-guide/kernel-parameters.txt')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 5be4d3ff5e70..80e40de446c0 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4064,7 +4064,9 @@ [[,]s[mp]#### \ [[,]b[ios] | a[cpi] | k[bd] | t[riple] | e[fi] | p[ci]] \ [[,]f[orce] - Where reboot_mode is one of warm (soft) or cold (hard) or gpio, + Where reboot_mode is one of warm (soft) or cold (hard) or gpio + (prefix with 'panic_' to set mode for panic + reboot only), reboot_type is one of bios, acpi, kbd, triple, efi, or pci, reboot_force is either force or not specified, reboot_cpu is s[mp]#### with #### being the processor |