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| author | Yue Hu <huyue2@yulong.com> | 2021-06-30 18:53:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-01 11:06:02 -0700 |
| commit | dd794835432c1fbdec5c34ab348ddb641ca2a42d (patch) | |
| tree | 1921f9d5fef1d729136a620df54ad52f4422bc7e /drivers/block | |
| parent | 338483372626f9b89ed91ec0b422562ef53b0b12 (diff) | |
| download | lwn-dd794835432c1fbdec5c34ab348ddb641ca2a42d.tar.gz lwn-dd794835432c1fbdec5c34ab348ddb641ca2a42d.zip | |
zram: move backing_dev under macro CONFIG_ZRAM_WRITEBACK
backing_dev is never used when not enable CONFIG_ZRAM_WRITEBACK and it's
introduced from writeback feature. So it's needless also affect
readability in that case.
Link: https://lkml.kernel.org/r/20210521060544.2385-1-zbestahu@gmail.com
Signed-off-by: Yue Hu <huyue2@yulong.com>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/zram/zram_drv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/zram/zram_drv.h b/drivers/block/zram/zram_drv.h index 419a7e8281ee..6e73dc3c2769 100644 --- a/drivers/block/zram/zram_drv.h +++ b/drivers/block/zram/zram_drv.h @@ -113,8 +113,8 @@ struct zram { * zram is claimed so open request will be failed */ bool claim; /* Protected by bdev->bd_mutex */ - struct file *backing_dev; #ifdef CONFIG_ZRAM_WRITEBACK + struct file *backing_dev; spinlock_t wb_limit_lock; bool wb_limit_enable; u64 bd_wb_limit; |