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ceph: Convert to separately allocated bdi

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Allocate struct backing_dev_info separately instead of embedding it
inside client structure. This unifies handling of bdi among users.

CC: Ilya Dryomov <idryomov@gmail.com>
CC: "Yan, Zheng" <zyan@redhat.com>
CC: Sage Weil <sage@redhat.com>
CC: ceph-devel@vger.kernel.org
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Jan Kara
2017-04-20 12:09:55 -06:00
committed by Jens Axboe
parent 9e11ceee23
commit 09dc9fc24b
4 changed files with 17 additions and 28 deletions
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fs/ceph/addr.c
+3 -3
View File
@@ -578,7 +578,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
writeback_stat = atomic_long_inc_return(&fsc->writeback_count);
if (writeback_stat >
CONGESTION_ON_THRESH(fsc->mount_options->congestion_kb))
set_bdi_congested(&fsc->backing_dev_info, BLK_RW_ASYNC);
set_bdi_congested(inode_to_bdi(inode), BLK_RW_ASYNC);
set_page_writeback(page);
err = ceph_osdc_writepages(osdc, ceph_vino(inode),
@@ -700,7 +700,7 @@ static void writepages_finish(struct ceph_osd_request *req)
if (atomic_long_dec_return(&fsc->writeback_count) <
CONGESTION_OFF_THRESH(
fsc->mount_options->congestion_kb))
clear_bdi_congested(&fsc->backing_dev_info,
clear_bdi_congested(inode_to_bdi(inode),
BLK_RW_ASYNC);
if (rc < 0)
@@ -979,7 +979,7 @@ get_more_pages:
if (atomic_long_inc_return(&fsc->writeback_count) >
CONGESTION_ON_THRESH(
fsc->mount_options->congestion_kb)) {
set_bdi_congested(&fsc->backing_dev_info,
set_bdi_congested(inode_to_bdi(inode),
BLK_RW_ASYNC);
}