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| author | Ming Lei <ming.lei@redhat.com> | 2019-03-17 11:01:04 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-04-01 20:11:17 +0200 |
| commit | db5ebd6edd2627d7e81a031643cf43587f63e66c (patch) | |
| tree | fdd26a5eb5d832877fcf432eded227becf68b896 /fs | |
| parent | block: pass page to xen_biovec_phys_mergeable (diff) | |
| download | linux-db5ebd6edd2627d7e81a031643cf43587f63e66c.tar.xz linux-db5ebd6edd2627d7e81a031643cf43587f63e66c.zip | |
block: avoid to break XEN by multi-page bvec
XEN has special page merge requirement, see xen_biovec_phys_mergeable().
We can't merge pages into one bvec simply for XEN.
So move XEN's specific check on page merge into __bio_try_merge_page(),
then abvoid to break XEN by multi-page bvec.
Cc: ris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: xen-devel@lists.xenproject.org
Cc: Omar Sandoval <osandov@fb.com>
Cc: Christoph Hellwig <hch@lst.de>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions