Qiujun Huang 99b3b83785 pstore/zone: Use GFP_ATOMIC to allocate zone buffer ... There is a case found when triggering a panic_on_oom, pstore fails to dump kmsg. Because psz_kmsg_write_record can't get the new buffer. Handle this by using GFP_ATOMIC to allocate a buffer at lower watermark. Signed-off-by: Qiujun Huang <hqjagain@gmail.com> Fixes: 335426c6dc ("pstore/zone: Provide way to skip "broken" zone for MTD devices") Cc: WeiXiong Liao <gmpy.liaowx@gmail.com> Cc: stable@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/CAJRQjofRCF7wjrYmw3D7zd5QZnwHQq+F8U-mJDJ6NZ4bddYdLA@mail.gmail.com		2022-10-17 13:14:10 -07:00
..
blk.c	pstore/blk: Use "%lu" to format unsigned long	2021-11-21 09:44:19 -08:00
ftrace.c	pstore/ftrace: Allow immediate recording	2021-11-18 10:29:52 -08:00
inode.c	pstore: Add priv field to pstore_record for backend specific use	2022-06-24 20:40:04 +02:00
internal.h	pstore: Move kmsg_bytes default into Kconfig	2020-12-01 12:09:17 -08:00
Kconfig	Revert "mark pstore-blk as broken"	2021-11-16 17:23:42 -07:00
Makefile	pstore/blk: Introduce backend for block devices	2020-05-30 10:34:03 -07:00
platform.c	Revert "pstore: migrate to crypto acomp interface"	2022-09-30 08:16:06 -07:00
pmsg.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282	2019-06-05 17:36:37 +02:00
ram_core.c	pstore: Add prefix to ECC messages	2022-03-01 10:36:59 -08:00
ram.c	pstore: Add mem_type property DT parsing support	2021-03-31 10:06:23 -07:00
zone.c	pstore/zone: Use GFP_ATOMIC to allocate zone buffer	2022-10-17 13:14:10 -07:00