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authorLinus Torvalds <torvalds@linux-foundation.org>2012-10-07 12:30:50 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-07 12:30:50 +0400
commit7f60ba388f5b9dd8b0da463b394412dace3ab814 (patch)
treeb97b4fb5c8ad07a435e5b1b559988364764d5e8d /Documentation
parente665faa424a4a782aa986274920c1fc5b76f5560 (diff)
parent80c9d03c22f13a17df67b4b99a83ed5e9acf6093 (diff)
downloadlinux-7f60ba388f5b9dd8b0da463b394412dace3ab814.tar.xz
Merge tag 'for-v3.7' of git://git.infradead.org/users/cbou/linux-pstore
Pull pstore changes from Anton Vorontsov: 1) We no longer ad-hoc to the function tracer "high level" infrastructure and no longer use its debugfs knobs. The change slightly touches kernel/trace directory, but it got the needed ack from Steven Rostedt: http://lkml.org/lkml/2012/8/21/688 2) Added maintainers entry; 3) A bunch of fixes, nothing special. * tag 'for-v3.7' of git://git.infradead.org/users/cbou/linux-pstore: pstore: Avoid recursive spinlocks in the oops_in_progress case pstore/ftrace: Convert to its own enable/disable debugfs knob pstore/ram: Add missing platform_device_unregister MAINTAINERS: Add pstore maintainers pstore/ram: Mark ramoops_pstore_write_buf() as notrace pstore/ram: Fix printk format warning pstore/ram: Fix possible NULL dereference
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ramoops.txt4
1 files changed, 1 insertions, 3 deletions
diff --git a/Documentation/ramoops.txt b/Documentation/ramoops.txt
index 197ad59ab9bf..69b3cac4749d 100644
--- a/Documentation/ramoops.txt
+++ b/Documentation/ramoops.txt
@@ -102,9 +102,7 @@ related hangs. The functions call chain log is stored in a "ftrace-ramoops"
file. Here is an example of usage:
# mount -t debugfs debugfs /sys/kernel/debug/
- # cd /sys/kernel/debug/tracing
- # echo function > current_tracer
- # echo 1 > options/func_pstore
+ # echo 1 > /sys/kernel/debug/pstore/record_ftrace
# reboot -f
[...]
# mount -t pstore pstore /mnt/