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bcache: deleted code comments for dead code in bch_data_insert_keys()

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In request.c:bch_data_insert_keys(), there is code comment for a piece
of dead code. This patch deletes the dead code and its code comment
since they are useless in practice.

Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Coly Li 2019-11-13 16:03:19 +08:00 committed by Jens Axboe
parent aaf8dbeab5
commit 41fa4deef9
1 changed files with 0 additions and 12 deletions
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12
drivers/md/bcache/request.c
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@ -62,18 +62,6 @@ static void bch_data_insert_keys(struct closure *cl)
struct bkey *replace_key = op->replace ? &op->replace_key : NULL;
int ret;
/*
* If we're looping, might already be waiting on
* another journal write - can't wait on more than one journal write at
* a time
*
* XXX: this looks wrong
*/
#if 0
while (atomic_read(&s->cl.remaining) & CLOSURE_WAITING)
closure_sync(&s->cl);
#endif
if (!op->replace)
journal_ref = bch_journal(op->c, &op->insert_keys,
op->flush_journal ? cl : NULL);