android_kernel_samsung_a7y1.../fs/f2fs
Sahitya Tummala 80945a693f f2fs: do not use mutex lock in atomic context
[ Upstream commit 9083977dabf3833298ddcd40dee28687f1e6b483 ]

Fix below warning coming because of using mutex lock in atomic context.

BUG: sleeping function called from invalid context at kernel/locking/mutex.c:98
in_atomic(): 1, irqs_disabled(): 0, pid: 585, name: sh
Preemption disabled at: __radix_tree_preload+0x28/0x130
Call trace:
 dump_backtrace+0x0/0x2b4
 show_stack+0x20/0x28
 dump_stack+0xa8/0xe0
 ___might_sleep+0x144/0x194
 __might_sleep+0x58/0x8c
 mutex_lock+0x2c/0x48
 f2fs_trace_pid+0x88/0x14c
 f2fs_set_node_page_dirty+0xd0/0x184

Do not use f2fs_radix_tree_insert() to avoid doing cond_resched() with
spin_lock() acquired.

Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-06 14:24:14 +02:00
..
acl.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acl.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
checkpoint.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
data.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
debug.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
dir.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
extent_cache.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
f2fs.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
file.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
gc.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
gc.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
hash.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
inline.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
inode.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Kconfig A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Makefile A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
namei.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
node.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
node.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
recovery.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
segment.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
segment.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
shrinker.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
super.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sysfs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
trace.c f2fs: do not use mutex lock in atomic context 2020-04-06 14:24:14 +02:00
trace.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
xattr.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
xattr.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30