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authorJens Axboe <jens.axboe@oracle.com>2009-09-26 00:07:46 +0200
committerJens Axboe <jens.axboe@oracle.com>2009-09-26 00:10:40 +0200
commita72bfd4dea053bb8e2233902c3f1893ef5485802 (patch)
tree1246fc000adfee6d2874b9324eaf7383ad4413bb /include
parent6d7f18f6ea3a13af95bdf507fc54d42b165e1712 (diff)
downloadlinaro-lsk-a72bfd4dea053bb8e2233902c3f1893ef5485802.tar.gz
writeback: pass in super_block to bdi_start_writeback()
Sometimes we only want to write pages from a specific super_block, so allow that to be passed in. This fixes a problem with commit 56a131dcf7ed36c3c6e36bea448b674ea85ed5bb causing writeback on all super_blocks on a bdi, where we only really want to sync a specific sb from writeback_inodes_sb(). Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/backing-dev.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 0ee33c2e612..b449e738533 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -101,7 +101,8 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...);
int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
void bdi_unregister(struct backing_dev_info *bdi);
-void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages);
+void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
+ long nr_pages);
int bdi_writeback_task(struct bdi_writeback *wb);
int bdi_has_dirty_io(struct backing_dev_info *bdi);