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authorNamjae Jeon <namjae.jeon@samsung.com>2013-05-26 11:05:32 +0900
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2013-05-28 15:03:05 +0900
commit7a267f8d7463346a139e49c8beac1b8bfe32ef97 (patch)
treeeb5224fef266b4280dcb6d3411de524b8594840e /fs/f2fs
parenta06a2416038d317a6430e453f5bc5fd81834554d (diff)
f2fs: return proper error from start_gc_thread
when there is an error from kthread_run, then return proper error rather than returning -ENOMEM. Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com> Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/gc.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 25b083c81d50..ddc2c6750eee 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -91,23 +91,28 @@ int start_gc_thread(struct f2fs_sb_info *sbi)
{
struct f2fs_gc_kthread *gc_th;
dev_t dev = sbi->sb->s_bdev->bd_dev;
+ int err = 0;
if (!test_opt(sbi, BG_GC))
- return 0;
+ goto out;
gc_th = kmalloc(sizeof(struct f2fs_gc_kthread), GFP_KERNEL);
- if (!gc_th)
- return -ENOMEM;
+ if (!gc_th) {
+ err = -ENOMEM;
+ goto out;
+ }
sbi->gc_thread = gc_th;
init_waitqueue_head(&sbi->gc_thread->gc_wait_queue_head);
sbi->gc_thread->f2fs_gc_task = kthread_run(gc_thread_func, sbi,
"f2fs_gc-%u:%u", MAJOR(dev), MINOR(dev));
if (IS_ERR(gc_th->f2fs_gc_task)) {
+ err = PTR_ERR(gc_th->f2fs_gc_task);
kfree(gc_th);
sbi->gc_thread = NULL;
- return -ENOMEM;
}
- return 0;
+
+out:
+ return err;
}
void stop_gc_thread(struct f2fs_sb_info *sbi)