diff options
| author | Weijie Yang <weijie.yang@samsung.com> | 2015-06-10 11:14:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-06-10 16:43:43 -0700 |
| commit | d7ad41a1c498729b7584c257710b1b437a0c1470 (patch) | |
| tree | 9ec97b27b4c5022d7d166bc1cc21240e799f3fe9 /drivers/block/zram | |
| parent | 7d638093d4b0e9ef15bd78f38f11f126e773cc14 (diff) | |
| download | op-kernel-dev-d7ad41a1c498729b7584c257710b1b437a0c1470.zip op-kernel-dev-d7ad41a1c498729b7584c257710b1b437a0c1470.tar.gz | |
zram: clear disk io accounting when reset zram device
Clear zram disk io accounting when resetting the zram device. Otherwise
the residual io accounting stat will affect the diskstat in the next
zram active cycle.
Signed-off-by: Weijie Yang <weijie.yang@samsung.com>
Acked-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block/zram')
| -rw-r--r-- | drivers/block/zram/zram_drv.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 8dcbced..6e134f4 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -805,7 +805,9 @@ static void zram_reset_device(struct zram *zram) memset(&zram->stats, 0, sizeof(zram->stats)); zram->disksize = 0; zram->max_comp_streams = 1; + set_capacity(zram->disk, 0); + part_stat_set_all(&zram->disk->part0, 0); up_write(&zram->init_lock); /* I/O operation under all of CPU are done so let's free */ |
