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authorMing Lei <ming.lei@redhat.com>2019-03-29 15:07:54 +0800
committerJens Axboe <axboe@kernel.dk>2019-04-01 12:11:13 -0600
commit0383ad4374f7ad7edd925a2ee4753035c3f5508a (patch)
tree9c79f466839188b74a3a69e2c3f87b806800188d /include/xen
parent56a85fd8376ef32458efb6ea97a820754e12f6bb (diff)
downloadlinux-0383ad4374f7ad7edd925a2ee4753035c3f5508a.tar.bz2
block: pass page to xen_biovec_phys_mergeable
xen_biovec_phys_mergeable() only needs .bv_page of the 2nd bio bvec for checking if the two bvecs can be merged, so pass page to xen_biovec_phys_mergeable() directly. No function change. Cc: ris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Juergen Gross <jgross@suse.com> Cc: xen-devel@lists.xenproject.org Cc: Omar Sandoval <osandov@fb.com> Cc: Christoph Hellwig <hch@lst.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/xen')
-rw-r--r--include/xen/xen.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/xen/xen.h b/include/xen/xen.h
index 19d032373de5..19a72f591e2b 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -43,8 +43,10 @@ extern struct hvm_start_info pvh_start_info;
#endif /* CONFIG_XEN_DOM0 */
struct bio_vec;
+struct page;
+
bool xen_biovec_phys_mergeable(const struct bio_vec *vec1,
- const struct bio_vec *vec2);
+ const struct page *page);
#if defined(CONFIG_MEMORY_HOTPLUG) && defined(CONFIG_XEN_BALLOON)
extern u64 xen_saved_max_mem_size;