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authorKent Overstreet <kent.overstreet@linux.dev>2024-09-26 22:51:19 +0200
committerKent Overstreet <kent.overstreet@linux.dev>2024-09-28 03:46:35 +0200
commit5612daafb76420c6793dc48ce6d0c20f36cc7981 (patch)
tree75c49d5114fce33b304499de964a165fc9baae04
parentbcachefs: Move transaction commit path validation to as late as possible (diff)
downloadlinux-5612daafb76420c6793dc48ce6d0c20f36cc7981.tar.xz
linux-5612daafb76420c6793dc48ce6d0c20f36cc7981.zip
bcachefs: Fix fsck warnings from bkey validation
__bch2_fsck_err() warns if the current task has a btree_trans object and it wasn't passed in, because if it has to prompt for user input it has to be able to unlock it. But plumbing the btree_trans through bkey_validate(), as well as transaction restarts, is problematic - so instead make bkey fsck errors FSCK_AUTOFIX, which doesn't need to warn. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
-rw-r--r--fs/bcachefs/error.c14
-rw-r--r--fs/bcachefs/error.h2
2 files changed, 14 insertions, 2 deletions
diff --git a/fs/bcachefs/error.c b/fs/bcachefs/error.c
index 95afa7bf2020..3a16b535b6c3 100644
--- a/fs/bcachefs/error.c
+++ b/fs/bcachefs/error.c
@@ -239,7 +239,19 @@ int __bch2_fsck_err(struct bch_fs *c,
if (!c)
c = trans->c;
- WARN_ON(!trans && bch2_current_has_btree_trans(c));
+ /*
+ * Ugly: if there's a transaction in the current task it has to be
+ * passed in to unlock if we prompt for user input.
+ *
+ * But, plumbing a transaction and transaction restarts into
+ * bkey_validate() is problematic.
+ *
+ * So:
+ * - make all bkey errors AUTOFIX, they're simple anyways (we just
+ * delete the key)
+ * - and we don't need to warn if we're not prompting
+ */
+ WARN_ON(!(flags & FSCK_AUTOFIX) && !trans && bch2_current_has_btree_trans(c));
if ((flags & FSCK_CAN_FIX) &&
test_bit(err, c->sb.errors_silent))
diff --git a/fs/bcachefs/error.h b/fs/bcachefs/error.h
index 2f1b86978f36..21ee7211b03e 100644
--- a/fs/bcachefs/error.h
+++ b/fs/bcachefs/error.h
@@ -184,7 +184,7 @@ do { \
ret = -BCH_ERR_fsck_delete_bkey; \
goto fsck_err; \
} \
- int _ret = __bch2_bkey_fsck_err(c, k, FSCK_CAN_FIX, \
+ int _ret = __bch2_bkey_fsck_err(c, k, FSCK_CAN_FIX|FSCK_AUTOFIX,\
BCH_FSCK_ERR_##_err_type, \
_err_msg, ##__VA_ARGS__); \
if (_ret != -BCH_ERR_fsck_fix && \