diff options
| author |   Ming Lei <ming.lei@redhat.com> | 2019-03-29 15:07:54 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2019-04-01 12:11:13 -0600 |
| commit | 0383ad4374f7ad7edd925a2ee4753035c3f5508a (patch) | |
| tree | 9c79f466839188b74a3a69e2c3f87b806800188d /include/xen/xen.h | |
| parent | loop: properly observe rotational flag of underlying device (diff) | |
| download | wireguard-linux-0383ad4374f7ad7edd925a2ee4753035c3f5508a.tar.xz wireguard-linux-0383ad4374f7ad7edd925a2ee4753035c3f5508a.zip | |
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/xen.h')
| -rw-r--r-- | include/xen/xen.h | 4 |
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; |