diff options
Diffstat (limited to 'block/blk-sysfs.c')
| -rw-r--r-- | block/blk-sysfs.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index 767598e719ab..e9f1c82b2f3e 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -245,10 +245,17 @@ static ssize_t queue_##_name##_show(struct gendisk *disk, char *page) \ !!(disk->queue->limits.features & _feature)); \ } -QUEUE_SYSFS_FEATURE_SHOW(poll, BLK_FEAT_POLL); QUEUE_SYSFS_FEATURE_SHOW(fua, BLK_FEAT_FUA); QUEUE_SYSFS_FEATURE_SHOW(dax, BLK_FEAT_DAX); +static ssize_t queue_poll_show(struct gendisk *disk, char *page) +{ + if (queue_is_mq(disk->queue)) + return sysfs_emit(page, "%u\n", blk_mq_can_poll(disk->queue)); + return sysfs_emit(page, "%u\n", + !!(disk->queue->limits.features & BLK_FEAT_POLL)); +} + static ssize_t queue_zoned_show(struct gendisk *disk, char *page) { if (blk_queue_is_zoned(disk->queue)) |