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authorJens Axboe <jens.axboe@oracle.com>2010-05-21 21:27:26 +0200
committerJens Axboe <jens.axboe@oracle.com>2010-05-21 21:27:26 +0200
commitee9a3607fb03e804ddf624544105f4e34260c380 (patch)
treece41b6e0fa10982a306f6c142a92dbf3c9961284 /fs/jffs2/erase.c
parentb492e95be0ae672922f4734acf3f5d35c30be948 (diff)
parentd515e86e639890b33a09390d062b0831664f04a2 (diff)
Merge branch 'master' into for-2.6.35
Conflicts: fs/ext3/fsync.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs/jffs2/erase.c')
-rw-r--r--fs/jffs2/erase.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index b47679be118..6286ad9b00f 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -103,9 +103,10 @@ static void jffs2_erase_block(struct jffs2_sb_info *c,
jffs2_erase_failed(c, jeb, bad_offset);
}
-void jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count)
+int jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count)
{
struct jffs2_eraseblock *jeb;
+ int work_done = 0;
mutex_lock(&c->erase_free_sem);
@@ -121,6 +122,7 @@ void jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count)
mutex_unlock(&c->erase_free_sem);
jffs2_mark_erased_block(c, jeb);
+ work_done++;
if (!--count) {
D1(printk(KERN_DEBUG "Count reached. jffs2_erase_pending_blocks leaving\n"));
goto done;
@@ -157,6 +159,7 @@ void jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count)
mutex_unlock(&c->erase_free_sem);
done:
D1(printk(KERN_DEBUG "jffs2_erase_pending_blocks completed\n"));
+ return work_done;
}
static void jffs2_erase_succeeded(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb)
@@ -165,10 +168,11 @@ static void jffs2_erase_succeeded(struct jffs2_sb_info *c, struct jffs2_eraseblo
mutex_lock(&c->erase_free_sem);
spin_lock(&c->erase_completion_lock);
list_move_tail(&jeb->list, &c->erase_complete_list);
+ /* Wake the GC thread to mark them clean */
+ jffs2_garbage_collect_trigger(c);
spin_unlock(&c->erase_completion_lock);
mutex_unlock(&c->erase_free_sem);
- /* Ensure that kupdated calls us again to mark them clean */
- jffs2_erase_pending_trigger(c);
+ wake_up(&c->erase_wait);
}
static void jffs2_erase_failed(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb, uint32_t bad_offset)
@@ -487,9 +491,9 @@ filebad:
refile:
/* Stick it back on the list from whence it came and come back later */
- jffs2_erase_pending_trigger(c);
mutex_lock(&c->erase_free_sem);
spin_lock(&c->erase_completion_lock);
+ jffs2_garbage_collect_trigger(c);
list_move(&jeb->list, &c->erase_complete_list);
spin_unlock(&c->erase_completion_lock);
mutex_unlock(&c->erase_free_sem);