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-rw-r--r--fs/gfs2/log.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 2a8b4b71dd1f..483d4fa987f6 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -213,6 +213,9 @@ static uint64_t log_bmap(struct gfs2_sbd *sdp, unsigned int lbn)
int bdy;
error = gfs2_block_map(sdp->sd_jdesc->jd_inode, lbn, &new, &dbn, &bdy);
+ if (!(!error && dbn)) {
+ printk(KERN_INFO "error=%d, dbn=%llu lbn=%u", error, dbn, lbn);
+ }
gfs2_assert_withdraw(sdp, !error && dbn);
return dbn;