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authorFengguang Wu <wfg@mail.ustc.edu.cn>2007-10-16 23:30:39 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:43:02 -0700
commit08d8e9749e7f0435ba4683b620e8d30d59276b4c (patch)
treea973ab68d1f10f02e13f8d536ba0bf2cb8f2ffba /fs
parent2c1365791048e8aff42138ed5f6040b3c7824a69 (diff)
writeback: fix ntfs with sb_has_dirty_inodes()
NTFS's if-condition on dirty inodes is not complete. Fix it with sb_has_dirty_inodes(). Cc: Anton Altaparmakov <aia21@cantab.net> Cc: Ken Chen <kenchen@google.com> Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/fs-writeback.c10
-rw-r--r--fs/ntfs/super.c4
2 files changed, 11 insertions, 3 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 1f22fb5217c..414df43706c 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -199,6 +199,14 @@ static void queue_io(struct super_block *sb,
move_expired_inodes(&sb->s_dirty, &sb->s_io, older_than_this);
}
+int sb_has_dirty_inodes(struct super_block *sb)
+{
+ return !list_empty(&sb->s_dirty) ||
+ !list_empty(&sb->s_io) ||
+ !list_empty(&sb->s_more_io);
+}
+EXPORT_SYMBOL(sb_has_dirty_inodes);
+
/*
* Write a single inode's dirty pages and inode data out to disk.
* If `wait' is set, wait on the writeout.
@@ -497,7 +505,7 @@ writeback_inodes(struct writeback_control *wbc)
restart:
sb = sb_entry(super_blocks.prev);
for (; sb != sb_entry(&super_blocks); sb = sb_entry(sb->s_list.prev)) {
- if (!list_empty(&sb->s_dirty) || !list_empty(&sb->s_io)) {
+ if (sb_has_dirty_inodes(sb)) {
/* we're making our own get_super here */
sb->s_count++;
spin_unlock(&sb_lock);
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index ad212457302..3e76f3b216b 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -2381,14 +2381,14 @@ static void ntfs_put_super(struct super_block *sb)
*/
ntfs_commit_inode(vol->mft_ino);
write_inode_now(vol->mft_ino, 1);
- if (!list_empty(&sb->s_dirty)) {
+ if (sb_has_dirty_inodes(sb)) {
const char *s1, *s2;
mutex_lock(&vol->mft_ino->i_mutex);
truncate_inode_pages(vol->mft_ino->i_mapping, 0);
mutex_unlock(&vol->mft_ino->i_mutex);
write_inode_now(vol->mft_ino, 1);
- if (!list_empty(&sb->s_dirty)) {
+ if (sb_has_dirty_inodes(sb)) {
static const char *_s1 = "inodes";
static const char *_s2 = "";
s1 = _s1;