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| author | Jens Axboe <jens.axboe@oracle.com> | 2008-06-18 12:15:02 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-07-03 15:21:14 +0400 |
| commit | 6e2401ad6f33de15ff00f78b88159f00a14f3b35 (patch) | |
| tree | 7dbcb7e08703745a9a60de77114d82e2385f7c6a | |
| parent | da9cbc87395308a21465bd25441297bbba0477e1 (diff) | |
| download | linux-6e2401ad6f33de15ff00f78b88159f00a14f3b35.tar.xz | |
block: integrity cleanups
- No need to check for NULL bio, we'll get an immediate oops anyway.
- Make bio_integrity() a proper function.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
| -rw-r--r-- | include/linux/bio.h | 9 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 4 |
2 files changed, 8 insertions, 5 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h index 6bfc3e8d9d89..0933a14e6414 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -458,7 +458,14 @@ static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx, #define bip_for_each_vec(bvl, bip, i) \ __bip_for_each_vec(bvl, bip, i, (bip)->bip_idx) -#define bio_integrity(bio) ((bio)->bi_integrity ? 1 : 0) +static inline int bio_integrity(struct bio *bio) +{ +#if defined(CONFIG_BLK_DEV_INTEGRITY) + return bio->bi_integrity != NULL; +#else + return 0; +#endif +} extern struct bio_integrity_payload *bio_integrity_alloc_bioset(struct bio *, gfp_t, unsigned int, struct bio_set *); extern struct bio_integrity_payload *bio_integrity_alloc(struct bio *, gfp_t, unsigned int); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 443df75d2cde..d3ae9ad97213 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -860,7 +860,6 @@ void kblockd_flush_work(struct work_struct *work); #define MODULE_ALIAS_BLOCKDEV_MAJOR(major) \ MODULE_ALIAS("block-major-" __stringify(major) "-*") - #if defined(CONFIG_BLK_DEV_INTEGRITY) #define INTEGRITY_FLAG_READ 1 /* verify data integrity on read */ @@ -945,8 +944,6 @@ static inline int bdev_integrity_enabled(struct block_device *bdev, int rw) static inline int blk_integrity_rq(struct request *rq) { - BUG_ON(rq->bio == NULL); - return bio_integrity(rq->bio); } @@ -963,7 +960,6 @@ static inline int blk_integrity_rq(struct request *rq) #endif /* CONFIG_BLK_DEV_INTEGRITY */ - #else /* CONFIG_BLOCK */ /* * stubs for when the block layer is configured out |