diff mbox series

[v3,02/21] btrfs: do not BUG_ON with invalid profile

Message ID 20200225035626.1049501-3-naohiro.aota@wdc.com (mailing list archive)
State New, archived
Headers show
Series btrfs: refactor and generalize chunk/dev_extent/extent allocation | expand

Commit Message

Naohiro Aota Feb. 25, 2020, 3:56 a.m. UTC 
Do not BUG_ON() when an invalid profile is passed to __btrfs_alloc_chunk().
Instead return -EINVAL with ASSERT() to catch a bug in the development
stage.

Suggested-by: Johannes Thumshirn <Johannes.Thumshirn@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
---
 fs/btrfs/volumes.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 9cfc668f91f4..911c6b7c650b 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4809,7 +4809,10 @@  static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
 	int j;
 	int index;
 
-	BUG_ON(!alloc_profile_is_valid(type, 0));
+	if (!alloc_profile_is_valid(type, 0)) {
+		ASSERT(0);
+		return -EINVAL;
+	}
 
 	if (list_empty(&fs_devices->alloc_list)) {
 		if (btrfs_test_opt(info, ENOSPC_DEBUG))