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authorKent Overstreet <kent.overstreet@linux.dev>2024-05-04 23:48:58 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2024-08-16 20:45:15 -0400
commit0e49d3ff12501adaafaf6fdb19699f021d1eda1c (patch)
tree0546fa9b62c5d2bd35602890d1a230ac7a03cff0 /fs/bcachefs/btree_gc.c
parent99c87fe0f584f8d778a323141504d1ba5c89a4a5 (diff)
bcachefs: Fix locking in __bch2_trans_mark_dev_sb()
We run this in full RW mode now, so we have to guard against the superblock buffer being reallocated. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_gc.c')
-rw-r--r--fs/bcachefs/btree_gc.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/bcachefs/btree_gc.c b/fs/bcachefs/btree_gc.c
index 6cbf2aa6a947..eb3002c4eae7 100644
--- a/fs/bcachefs/btree_gc.c
+++ b/fs/bcachefs/btree_gc.c
@@ -741,12 +741,9 @@ fsck_err:
static int bch2_mark_superblocks(struct bch_fs *c)
{
- mutex_lock(&c->sb_lock);
gc_pos_set(c, gc_phase(GC_PHASE_sb));
- int ret = bch2_trans_mark_dev_sbs_flags(c, BTREE_TRIGGER_gc);
- mutex_unlock(&c->sb_lock);
- return ret;
+ return bch2_trans_mark_dev_sbs_flags(c, BTREE_TRIGGER_gc);
}
static void bch2_gc_free(struct bch_fs *c)