Commit b089cfd9 authored by Jens Axboe's avatar Jens Axboe

block: don't warn for flush on read-only device

Don't warn for a flush issued to a read-only device. It's not strictly
a writable command, as it doesn't change any on-media data by itself.
Reported-by: default avatarStefan Agner <stefan@agner.ch>
Fixes: 721c7fc7 ("block: fail op_is_write() requests to read-only partitions")
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent eb2b3d03
......@@ -2162,7 +2162,9 @@ static inline bool should_fail_request(struct hd_struct *part,
static inline bool bio_check_ro(struct bio *bio, struct hd_struct *part)
{
if (part->policy && op_is_write(bio_op(bio))) {
const int op = bio_op(bio);
if (part->policy && (op_is_write(op) && !op_is_flush(op))) {
char b[BDEVNAME_SIZE];
printk(KERN_ERR
......
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