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authorAarushi Mehta <mehta.aaru20@gmail.com>2020-01-20 14:18:46 +0000
committerStefan Hajnoczi <stefanha@redhat.com>2020-01-30 20:59:41 +0000
commit4c34ee366dbd0cf586827c3af505c2084541aa57 (patch)
tree9e37d5d300216f743f5f9c4a82aea882abd2b104
parentf14beaecaf019b60a890d3c5439619fa0c5d59ce (diff)
block/block: add BDRV flag for io_uring
Signed-off-by: Aarushi Mehta <mehta.aaru20@gmail.com> Reviewed-by: Maxim Levitsky <maximlevitsky@gmail.com> Acked-by: Stefano Garzarella <sgarzare@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 20200120141858.587874-4-stefanha@redhat.com Message-Id: <20200120141858.587874-4-stefanha@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--include/block/block.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/block/block.h b/include/block/block.h
index 23c76421e4..19184d5850 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -114,6 +114,7 @@ typedef struct HDGeometry {
ignoring the format layer */
#define BDRV_O_NO_IO 0x10000 /* don't initialize for I/O */
#define BDRV_O_AUTO_RDONLY 0x20000 /* degrade to read-only if opening read-write fails */
+#define BDRV_O_IO_URING 0x40000 /* use io_uring instead of the thread pool */
#define BDRV_O_CACHE_MASK (BDRV_O_NOCACHE | BDRV_O_NO_FLUSH)