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...ize that''s not equal to PAGE_SIZE. It will lead to hanging-on while writing something. Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com> --- fs/btrfs/disk-io.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 20196f4..b9866f2 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2254,9 +2254,9 @@ int open_ctree(struct super_block *sb, goto fail_sb_buffer; } - if (sectorsize < PAGE_SIZE) { - printk(KERN_WARNING "btrfs: Incompatible sector size " - "found on %s\n", sb...

...tomu Itoh <t-itoh@jp.fujitsu.com> Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> --- fs/btrfs/disk-io.c | 3 +++ fs/btrfs/extent-tree.c | 25 +++++++++++++++++++++++-- 2 files changed, 26 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 20196f4..59b566d 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3056,6 +3056,9 @@ int close_ctree(struct btrfs_root *root) /* clear out the rbtree of defraggable inodes */ btrfs_run_defrag_inodes(fs_info); + /* sync all the dirty pages which are made by auto defrag */ + sync_filesystem(...