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| author | Jens Axboe <jens.axboe@oracle.com> | 2008-06-27 11:12:09 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-07-03 15:21:15 +0400 |
| commit | b24498d477a14680fc3bb3ad884fa9fa76a2d237 (patch) | |
| tree | 1ba2c9f24b3f22f45fa424ad904fb6dcc5d67790 /include/linux/blkdev.h | |
| parent | 06a452e5b95eb669b7ad414ccf587dfc2d91b217 (diff) | |
| download | linux-b24498d477a14680fc3bb3ad884fa9fa76a2d237.tar.xz | |
block: integrity flags can't use bit ops on unsigned short
Just use normal open coded bit operations instead, they need not be
atomic.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index a842b776d099..7ab8acad5b6e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -870,8 +870,8 @@ void kblockd_flush_work(struct work_struct *work); #if defined(CONFIG_BLK_DEV_INTEGRITY) -#define INTEGRITY_FLAG_READ 1 /* verify data integrity on read */ -#define INTEGRITY_FLAG_WRITE 2 /* generate data integrity on write */ +#define INTEGRITY_FLAG_READ 2 /* verify data integrity on read */ +#define INTEGRITY_FLAG_WRITE 4 /* generate data integrity on write */ struct blk_integrity_exchg { void *prot_buf; @@ -940,11 +940,11 @@ static inline int bdev_integrity_enabled(struct block_device *bdev, int rw) return 0; if (rw == READ && bi->verify_fn != NULL && - test_bit(INTEGRITY_FLAG_READ, &bi->flags)) + (bi->flags & INTEGRITY_FLAG_READ)) return 1; if (rw == WRITE && bi->generate_fn != NULL && - test_bit(INTEGRITY_FLAG_WRITE, &bi->flags)) + (bi->flags & INTEGRITY_FLAG_WRITE)) return 1; return 0; |