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authorGoldwyn Rodrigues <rgoldwyn@suse.com>2017-06-20 15:05:45 +0300
committerJens Axboe <axboe@kernel.dk>2017-06-20 16:12:03 +0300
commita38d1243704f501a4c42de1db1062ff6eba83453 (patch)
treea5dfc333eccc3ecb99b4bf5de17436215121c835 /include/linux/iomap.h
parent6be96d3ad34a124450028dabba43f07fe1d0c86d (diff)
downloadlinux-a38d1243704f501a4c42de1db1062ff6eba83453.tar.xz
fs: Introduce IOMAP_NOWAIT
IOCB_NOWAIT translates to IOMAP_NOWAIT for iomaps. This is used by XFS in the XFS patch. Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/iomap.h')
-rw-r--r--include/linux/iomap.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index f753e788da31..69f4e9470084 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -52,6 +52,7 @@ struct iomap {
#define IOMAP_REPORT (1 << 2) /* report extent status, e.g. FIEMAP */
#define IOMAP_FAULT (1 << 3) /* mapping for page fault */
#define IOMAP_DIRECT (1 << 4) /* direct I/O */
+#define IOMAP_NOWAIT (1 << 5) /* Don't wait for writeback */
struct iomap_ops {
/*