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authorJens Axboe <axboe@kernel.dk>2017-09-28 20:26:59 +0300
committerJens Axboe <axboe@kernel.dk>2017-10-03 17:38:17 +0300
commit595043e5f9ef1d8263bd9fda215cade489227491 (patch)
tree0747af01ce6122bbf730a304444c1aed00d8fd7c /include/linux/writeback.h
parent47410d88f665486bf91f02242ab5d5692b8887ac (diff)
downloadlinux-595043e5f9ef1d8263bd9fda215cade489227491.tar.xz
writeback: provide a wakeup_flusher_threads_bdi()
Similar to wakeup_flusher_threads(), except that we only wake up the flusher threads on the specified backing device. No functional changes in this patch. Acked-by: Johannes Weiner <hannes@cmpxchg.org> Tested-by: Chris Mason <clm@fb.com> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/writeback.h')
-rw-r--r--include/linux/writeback.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 1f9c6db5e29a..9c0091678af4 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -190,6 +190,8 @@ bool try_to_writeback_inodes_sb_nr(struct super_block *, unsigned long nr,
enum wb_reason reason);
void sync_inodes_sb(struct super_block *);
void wakeup_flusher_threads(enum wb_reason reason);
+void wakeup_flusher_threads_bdi(struct backing_dev_info *bdi,
+ enum wb_reason reason);
void inode_wait_for_writeback(struct inode *inode);
/* writeback.h requires fs.h; it, too, is not included from here. */