diff options
Diffstat (limited to 'fs/bcachefs/journal_io.c')
| -rw-r--r-- | fs/bcachefs/journal_io.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/bcachefs/journal_io.c b/fs/bcachefs/journal_io.c index 40d452cedffd..fdd5a837902c 100644 --- a/fs/bcachefs/journal_io.c +++ b/fs/bcachefs/journal_io.c @@ -1383,6 +1383,7 @@ void bch2_journal_write(struct closure *cl) struct jset_entry *start, *end; struct jset *jset; struct bio *bio; + char *journal_debug_buf = NULL; bool validate_before_checksum = false; unsigned i, sectors, bytes, u64s, nr_rw_members = 0; int ret; @@ -1484,6 +1485,12 @@ retry_alloc: goto retry_alloc; } + if (ret) { + journal_debug_buf = kmalloc(4096, GFP_ATOMIC); + if (journal_debug_buf) + __bch2_journal_debug_to_text(&_PBUF(journal_debug_buf, 4096), j); + } + /* * write is allocated, no longer need to account for it in * bch2_journal_space_available(): @@ -1498,7 +1505,9 @@ retry_alloc: spin_unlock(&j->lock); if (ret) { - bch_err(c, "Unable to allocate journal write"); + bch_err(c, "Unable to allocate journal write:\n%s", + journal_debug_buf); + kfree(journal_debug_buf); bch2_fatal_error(c); continue_at(cl, journal_write_done, system_highpri_wq); return; |