[PATCH 19/19] iomap: remove IOMAP_F_ZONE_APPEND

[Christoph Hellwig <hch@lst.de>]

No users left now that btrfs takes REQ_OP_WRITE bios from iomap and
splits and converts them to REQ_OP_ZONE_APPEND internally.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
 fs/iomap/direct-io.c  | 10 ++--------
 include/linux/iomap.h |  1 -
 2 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index 4eb559a16c9ed..9e883a9f80388 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -217,16 +217,10 @@ static inline blk_opf_t iomap_dio_bio_opflags(struct iomap_dio *dio,
 {
 	blk_opf_t opflags = REQ_SYNC | REQ_IDLE;
 
-	if (!(dio->flags & IOMAP_DIO_WRITE)) {
-		WARN_ON_ONCE(iomap->flags & IOMAP_F_ZONE_APPEND);
+	if (!(dio->flags & IOMAP_DIO_WRITE))
 		return REQ_OP_READ;
-	}
-
-	if (iomap->flags & IOMAP_F_ZONE_APPEND)
-		opflags |= REQ_OP_ZONE_APPEND;
-	else
-		opflags |= REQ_OP_WRITE;
 
+	opflags |= REQ_OP_WRITE;
 	if (use_fua)
 		opflags |= REQ_FUA;
 	else
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 238a03087e17e..ee6d511ef29dd 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -55,7 +55,6 @@ struct vm_fault;
 #define IOMAP_F_SHARED		0x04
 #define IOMAP_F_MERGED		0x08
 #define IOMAP_F_BUFFER_HEAD	0x10
-#define IOMAP_F_ZONE_APPEND	0x20
 
 /*
  * Flags set by the core iomap code during operations:
-- 
2.30.2