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| author | Christoph Hellwig <hch@lst.de> | 2018-09-25 13:30:08 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-09-26 08:45:11 -0600 |
| commit | c39ae60dfbda66922f644193b91850abcd4d588c (patch) | |
| tree | 2a3eafebe82a25988083d79cdd74ca2b0fa696db /block/blk.h | |
| parent | 20e3267601f95ff62d7a3116a17a680e9f5cbcc9 (diff) | |
| download | linux-stable-c39ae60dfbda66922f644193b91850abcd4d588c.tar.gz linux-stable-c39ae60dfbda66922f644193b91850abcd4d588c.tar.bz2 linux-stable-c39ae60dfbda66922f644193b91850abcd4d588c.zip | |
block: remove ARCH_BIOVEC_PHYS_MERGEABLE
Take the Xen check into the core code instead of delegating it to
the architectures.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk.h')
| -rw-r--r-- | block/blk.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/block/blk.h b/block/blk.h index 50f74ce60453..58c030f727e9 100644 --- a/block/blk.h +++ b/block/blk.h @@ -4,6 +4,7 @@ #include <linux/idr.h> #include <linux/blk-mq.h> +#include <xen/xen.h> #include "blk-mq.h" /* Amount of time in which a process may batch requests */ @@ -149,10 +150,6 @@ static inline void blk_queue_enter_live(struct request_queue *q) percpu_ref_get(&q->q_usage_counter); } -#ifndef ARCH_BIOVEC_PHYS_MERGEABLE -#define ARCH_BIOVEC_PHYS_MERGEABLE(vec1, vec2) true -#endif - static inline bool biovec_phys_mergeable(struct request_queue *q, struct bio_vec *vec1, struct bio_vec *vec2) { @@ -162,7 +159,7 @@ static inline bool biovec_phys_mergeable(struct request_queue *q, if (addr1 + vec1->bv_len != addr2) return false; - if (!ARCH_BIOVEC_PHYS_MERGEABLE(vec1, vec2)) + if (xen_domain() && !xen_biovec_phys_mergeable(vec1, vec2)) return false; if ((addr1 | mask) != ((addr2 + vec2->bv_len - 1) | mask)) return false; |