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authorDavid Howells <dhowells@redhat.com>2006-08-29 22:06:07 +0400
committerJens Axboe <axboe@nelson.home.kernel.dk>2006-09-30 22:52:26 +0400
commit7b0de42d7c5a471741ede4e71727d88000e6ea59 (patch)
tree808b27ad3b2f4a83a97bcc4c001970fab96ff7b6 /fs/fs-writeback.c
parent07f3f05c1e3052b8656129b2a5aca9f888241a34 (diff)
downloadlinux-7b0de42d7c5a471741ede4e71727d88000e6ea59.tar.xz
[PATCH] BLOCK: Remove dependence on existence of blockdev_superblock [try #6]
Move blockdev_superblock extern declaration from fs/fs-writeback.c to a headerfile and remove the dependence on it by wrapping it in a macro. Signed-Off-By: David Howells <dhowells@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/fs-writeback.c')
-rw-r--r--fs/fs-writeback.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 0639024d83a9..c403b66ec83c 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -319,7 +319,7 @@ sync_sb_inodes(struct super_block *sb, struct writeback_control *wbc)
if (!bdi_cap_writeback_dirty(bdi)) {
list_move(&inode->i_list, &sb->s_dirty);
- if (sb == blockdev_superblock) {
+ if (sb_is_blkdev_sb(sb)) {
/*
* Dirty memory-backed blockdev: the ramdisk
* driver does this. Skip just this inode
@@ -336,14 +336,14 @@ sync_sb_inodes(struct super_block *sb, struct writeback_control *wbc)
if (wbc->nonblocking && bdi_write_congested(bdi)) {
wbc->encountered_congestion = 1;
- if (sb != blockdev_superblock)
+ if (!sb_is_blkdev_sb(sb))
break; /* Skip a congested fs */
list_move(&inode->i_list, &sb->s_dirty);
continue; /* Skip a congested blockdev */
}
if (wbc->bdi && bdi != wbc->bdi) {
- if (sb != blockdev_superblock)
+ if (!sb_is_blkdev_sb(sb))
break; /* fs has the wrong queue */
list_move(&inode->i_list, &sb->s_dirty);
continue; /* blockdev has wrong queue */