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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2009-09-21 12:09:22 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2009-09-21 12:09:22 +0300
commit7cce2f4cb7f5f641f78c8e3eea4e7b1b96cb71c0 (patch)
treeb064d077928cf224660ab1e1841cdab2c9fd8b08 /fs/ubifs
parente055f7e873d900925c222cf2d1ec955af4a9ca90 (diff)
parentebc79c4f8da0f92efa968e0328f32334a2ce80cf (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into linux-next
Conflicts: fs/ubifs/super.c Merge the upstream tree in order to resolve a conflict with the per-bdi writeback changes from the linux-2.6-block tree.
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/budget.c32
-rw-r--r--fs/ubifs/super.c2
2 files changed, 5 insertions, 29 deletions
diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index c1f3f99b2939..076ca50e9933 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -54,41 +54,15 @@
* @nr_to_write: how many dirty pages to write-back
*
* This function shrinks UBIFS liability by means of writing back some amount
- * of dirty inodes and their pages. Returns the amount of pages which were
- * written back. The returned value does not include dirty inodes which were
- * synchronized.
+ * of dirty inodes and their pages.
*
* Note, this function synchronizes even VFS inodes which are locked
* (@i_mutex) by the caller of the budgeting function, because write-back does
* not touch @i_mutex.
*/
-static int shrink_liability(struct ubifs_info *c, int nr_to_write)
+static void shrink_liability(struct ubifs_info *c, int nr_to_write)
{
- int nr_written;
- struct writeback_control wbc = {
- .sync_mode = WB_SYNC_NONE,
- .range_end = LLONG_MAX,
- .nr_to_write = nr_to_write,
- };
-
- generic_sync_sb_inodes(c->vfs_sb, &wbc);
- nr_written = nr_to_write - wbc.nr_to_write;
-
- if (!nr_written) {
- /*
- * Re-try again but wait on pages/inodes which are being
- * written-back concurrently (e.g., by pdflush).
- */
- memset(&wbc, 0, sizeof(struct writeback_control));
- wbc.sync_mode = WB_SYNC_ALL;
- wbc.range_end = LLONG_MAX;
- wbc.nr_to_write = nr_to_write;
- generic_sync_sb_inodes(c->vfs_sb, &wbc);
- nr_written = nr_to_write - wbc.nr_to_write;
- }
-
- dbg_budg("%d pages were written back", nr_written);
- return nr_written;
+ writeback_inodes_sb(c->vfs_sb);
}
/**
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 7e2b3d4d487a..333e181ee987 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1952,6 +1952,7 @@ static int ubifs_fill_super(struct super_block *sb, void *data, int silent)
*
* Read-ahead will be disabled because @c->bdi.ra_pages is 0.
*/
+ c->bdi.name = "ubifs",
c->bdi.capabilities = BDI_CAP_MAP_COPY;
c->bdi.unplug_io_fn = default_unplug_io_fn;
err = bdi_init(&c->bdi);
@@ -1966,6 +1967,7 @@ static int ubifs_fill_super(struct super_block *sb, void *data, int silent)
if (err)
goto out_bdi;
+ sb->s_bdi = &c->bdi;
sb->s_fs_info = c;
sb->s_magic = UBIFS_SUPER_MAGIC;
sb->s_blocksize = UBIFS_BLOCK_SIZE;