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[v5,01/10] block: provide fallbacks for blk_queue_zone_is_seq and blk_queue_zone_no

Message ID 20200409165352.2126-2-johannes.thumshirn@wdc.com (mailing list archive)
State Superseded
Headers show
Series Introduce Zone Append for writing to zoned block devices | expand

Commit Message

Johannes Thumshirn April 9, 2020, 4:53 p.m. UTC 
blk_queue_zone_is_seq() and blk_queue_zone_no() have not been called with
CONFIG_BLK_DEV_ZONED disabled until now.

The introduction of REQ_OP_ZONE_APPEND will change this, so we need to
provide noop fallbacks for the !CONFIG_BLK_DEV_ZONED case.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 include/linux/blkdev.h | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index f629d40c645c..25b63f714619 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -729,6 +729,16 @@  static inline unsigned int blk_queue_nr_zones(struct request_queue *q)
 {
 	return 0;
 }
+static inline bool blk_queue_zone_is_seq(struct request_queue *q,
+					 sector_t sector)
+{
+	return false;
+}
+static inline unsigned int blk_queue_zone_no(struct request_queue *q,
+					     sector_t sector)
+{
+	return 0;
+}
 #endif /* CONFIG_BLK_DEV_ZONED */
 
 static inline bool rq_is_sync(struct request *rq)