summaryrefslogtreecommitdiff
path: root/mm/mmap_lock.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-27 09:22:08 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-27 09:22:08 +0200
commitbdac4d8abbfc239886103f7c6ee03abb8011a008 (patch)
treefda39ff9008b28d574ccd647f41a243183663127 /mm/mmap_lock.c
parente7deeb9d79d8691f1e6c4c6707471ec3d7b9886b (diff)
parentff1176468d368232b684f75e82563369208bc371 (diff)
Merge 5.14-rc3 into driver-core-next
We need the driver-core fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/mmap_lock.c')
-rw-r--r--mm/mmap_lock.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/mmap_lock.c b/mm/mmap_lock.c
index f5852a058ce0..1854850b4b89 100644
--- a/mm/mmap_lock.c
+++ b/mm/mmap_lock.c
@@ -156,14 +156,14 @@ static inline void put_memcg_path_buf(void)
#define TRACE_MMAP_LOCK_EVENT(type, mm, ...) \
do { \
const char *memcg_path; \
- preempt_disable(); \
+ local_lock(&memcg_paths.lock); \
memcg_path = get_mm_memcg_path(mm); \
trace_mmap_lock_##type(mm, \
memcg_path != NULL ? memcg_path : "", \
##__VA_ARGS__); \
if (likely(memcg_path != NULL)) \
put_memcg_path_buf(); \
- preempt_enable(); \
+ local_unlock(&memcg_paths.lock); \
} while (0)
#else /* !CONFIG_MEMCG */