diff options
| author | Ming Lei <[email protected]> | 2021-10-25 10:54:25 +0800 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2021-11-02 14:43:12 -0600 |
| commit | 5a4b653655d554b5f51a5d2252882708c56a6f7e (patch) | |
| tree | 1175203370b5c7974bebe1aa55087c12b68363f9 /tools/perf/util/trace-event-scripting.c | |
| parent | 8c54499a59b026a3dc2afccf6e1b36d5700d2fef (diff) | |
zram: avoid race between zram_remove and disksize_store
After resetting device in zram_remove(), disksize_store still may come and
allocate resources again before deleting gendisk, fix the race by resetting
zram after del_gendisk() returns. At that time, disksize_store can't come
any more.
Reported-by: Luis Chamberlain <[email protected]>
Reviewed-by: Luis Chamberlain <[email protected]>
Signed-off-by: Ming Lei <[email protected]>
Acked-by: Minchan Kim <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions