From 13fca323e9a8b63c08de7a4e05d3c702516b535d Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Sun, 21 Apr 2013 16:45:54 -0400 Subject: [PATCH] ext4: mark metadata blocks using bh flags This allows metadata writebacks which are issued via block device writeback to be sent with the current write request flags. Signed-off-by: "Theodore Ts'o" --- fs/ext4/ext4_jbd2.c | 2 ++ fs/ext4/inode.c | 6 +++++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c index 0e1dc9e..451eb40 100644 --- a/fs/ext4/ext4_jbd2.c +++ b/fs/ext4/ext4_jbd2.c @@ -215,6 +215,8 @@ int __ext4_handle_dirty_metadata(const char *where, unsigned int line, might_sleep(); + set_buffer_meta(bh); + set_buffer_prio(bh); if (ext4_handle_valid(handle)) { err = jbd2_journal_dirty_metadata(handle, bh); if (err) { diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 62492e9..d7518e2 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -1080,10 +1080,14 @@ retry_journal: /* For write_end() in data=journal mode */ static int write_end_fn(handle_t *handle, struct buffer_head *bh) { + int ret; if (!buffer_mapped(bh) || buffer_freed(bh)) return 0; set_buffer_uptodate(bh); - return ext4_handle_dirty_metadata(handle, NULL, bh); + ret = ext4_handle_dirty_metadata(handle, NULL, bh); + clear_buffer_meta(bh); + clear_buffer_prio(bh); + return ret; } /* -- 2.7.4