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authorJens Axboe <jens.axboe@oracle.com>2008-06-18 12:15:02 +0400
committerJens Axboe <jens.axboe@oracle.com>2008-07-03 15:21:14 +0400
commit6e2401ad6f33de15ff00f78b88159f00a14f3b35 (patch)
tree7dbcb7e08703745a9a60de77114d82e2385f7c6a /include/linux/bio.h
parentda9cbc87395308a21465bd25441297bbba0477e1 (diff)
downloadlinux-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>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h9
1 files changed, 8 insertions, 1 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);