summaryrefslogtreecommitdiffstats
path: root/include/linux/bio.h
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2018-09-24 09:43:52 +0200
committerJens Axboe <axboe@kernel.dk>2018-09-24 12:33:57 -0600
commit3dccdae54fe836a22cee9dc6df9fd1708ae075ce (patch)
tree95d8808538de6f977086e2603d75694d7c1848bc /include/linux/bio.h
parent0e253391a970300fe4ae69d0c1d1ab494eb07508 (diff)
downloadlinux-3dccdae54fe836a22cee9dc6df9fd1708ae075ce.tar.gz
linux-3dccdae54fe836a22cee9dc6df9fd1708ae075ce.tar.bz2
linux-3dccdae54fe836a22cee9dc6df9fd1708ae075ce.zip
block: merge BIOVEC_SEG_BOUNDARY into biovec_phys_mergeable
These two checks should always be performed together, so merge them into a single helper. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h8
1 files changed, 0 insertions, 8 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index e2adb96346f0..9b580e1cb2e8 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -138,14 +138,6 @@ static inline bool bio_full(struct bio *bio)
#define bvec_to_phys(bv) (page_to_phys((bv)->bv_page) + (unsigned long) (bv)->bv_offset)
/*
- * merge helpers etc
- */
-#define __BIO_SEG_BOUNDARY(addr1, addr2, mask) \
- (((addr1) | (mask)) == (((addr2) - 1) | (mask)))
-#define BIOVEC_SEG_BOUNDARY(q, b1, b2) \
- __BIO_SEG_BOUNDARY(bvec_to_phys((b1)), bvec_to_phys((b2)) + (b2)->bv_len, queue_segment_boundary((q)))
-
-/*
* drivers should _never_ use the all version - the bio may have been split
* before it got to the driver and the driver won't own all of it
*/