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authorGao Xiang <hsiangkao@redhat.com>2021-03-09 22:15:50 +0300
committerJonathan Corbet <corbet@lwn.net>2021-03-15 23:23:21 +0300
commita8f2a68e42d19e6fc1e0eb6eaef548ef07b19d75 (patch)
tree006899f9376426ff53cc93bc1daa938bef32661e /Documentation/admin-guide
parent3eca1cfbc1e854aafd1672d408c4b8fc602a20e3 (diff)
downloadlinux-a8f2a68e42d19e6fc1e0eb6eaef548ef07b19d75.tar.xz
Documentation: sysrq: update description about sysrq crash
After commit 8341f2f222d7 ("sysrq: Use panic() to force a crash"), a crash was not generated by dereferencing a NULL pointer anymore. Let's update documentation as well to make it less misleading. Signed-off-by: Gao Xiang <hsiangkao@redhat.com> Cc: Matthias Kaehlcke <mka@chromium.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Zefan Li <lizefan.x@bytedance.com> Link: https://lore.kernel.org/r/20210309191550.3955601-1-hsiangkao@redhat.com Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r--Documentation/admin-guide/sysrq.rst4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/admin-guide/sysrq.rst b/Documentation/admin-guide/sysrq.rst
index 67dfa4c29093..60ce5f5ebab6 100644
--- a/Documentation/admin-guide/sysrq.rst
+++ b/Documentation/admin-guide/sysrq.rst
@@ -90,8 +90,8 @@ Command Function
``b`` Will immediately reboot the system without syncing or unmounting
your disks.
-``c`` Will perform a system crash by a NULL pointer dereference.
- A crashdump will be taken if configured.
+``c`` Will perform a system crash and a crashdump will be taken
+ if configured.
``d`` Shows all locks that are held.