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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-01-29 13:58:10 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:08:52 -0400 |
| commit | a28bd48a7fc15c99222059a796b3a3c29184b899 (patch) | |
| tree | 584f2289d068a2fc4b989a67d38bedf6fea96314 /fs/bcachefs/journal_io.c | |
| parent | d042b0402cff3278d9fa6056cf3d3063bf196716 (diff) | |
| download | lwn-a28bd48a7fc15c99222059a796b3a3c29184b899.tar.gz lwn-a28bd48a7fc15c99222059a796b3a3c29184b899.zip | |
bcachefs: Add an assertion to check for journal writes to same location
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/journal_io.c')
| -rw-r--r-- | fs/bcachefs/journal_io.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/bcachefs/journal_io.c b/fs/bcachefs/journal_io.c index 252993ffcb1b..60cefb4ace45 100644 --- a/fs/bcachefs/journal_io.c +++ b/fs/bcachefs/journal_io.c @@ -1286,6 +1286,9 @@ static void do_journal_write(struct closure *cl) bio->bi_end_io = journal_write_endio; bio->bi_private = ca; + BUG_ON(bio->bi_iter.bi_sector == ca->prev_journal_sector); + ca->prev_journal_sector = bio->bi_iter.bi_sector; + if (!JSET_NO_FLUSH(w->data)) bio->bi_opf |= REQ_FUA; if (!JSET_NO_FLUSH(w->data) && !w->separate_flush) |