bcachefs: Don't create bch_io_failures unless it's needed

Only needed in retry path, no point in wasting stack space.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/io_read.h b/fs/bcachefs/io_read.h
index 73275da5d2c4bb1f262019b25b2dffc14059f0ca..6bdb8efb4cd147b2237a96eb2fea44327e7e9c0d 100644 (file)
--- a/fs/bcachefs/io_read.h
+++ b/fs/bcachefs/io_read.h
@@ -147,13 +147,11 @@ void __bch2_read(struct bch_fs *, struct bch_read_bio *, struct bvec_iter,
 static inline void bch2_read(struct bch_fs *c, struct bch_read_bio *rbio,
                             subvol_inum inum)
 {
-       struct bch_io_failures failed = { .nr = 0 };
-
        BUG_ON(rbio->_state);
 
        rbio->subvol = inum.subvol;
 
-       __bch2_read(c, rbio, rbio->bio.bi_iter, inum, &failed,
+       __bch2_read(c, rbio, rbio->bio.bi_iter, inum, NULL,
                    BCH_READ_retry_if_stale|
                    BCH_READ_may_promote|
                    BCH_READ_user_mapped);