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[RFC,v2,2/9] block/block: add BDRV flag for io_uring

Message ID 20190524140337.13415-3-mehta.aaru20@gmail.com (mailing list archive)
State New, archived
Headers show
Series Add support for io_uring | expand

Commit Message

Aarushi Mehta May 24, 2019, 2:03 p.m. UTC 
Signed-off-by: Aarushi Mehta <mehta.aaru20@gmail.com>
---
 include/block/block.h | 1 +
 1 file changed, 1 insertion(+)

--
2.17.1

Comments

Stefan Hajnoczi May 24, 2019, 3:12 p.m. UTC | #1 
On Fri, May 24, 2019 at 07:33:30PM +0530, Aarushi Mehta wrote:
> Signed-off-by: Aarushi Mehta <mehta.aaru20@gmail.com>
> ---
>  include/block/block.h | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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Patch

diff --git a/include/block/block.h b/include/block/block.h
index 9b083e2bca..60f7c6c01c 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -121,6 +121,7 @@  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)