From: Stefan Hajnoczi <stefanha@redhat.com>
To: qemu-devel@nongnu.org
Cc: oleksandr@redhat.com, Kevin Wolf <kwolf@redhat.com>,
Maxim Levitsky <maximlevitsky@gmail.com>,
qemu-block@nongnu.org, Julia Suvorova <jusual@mail.ru>,
Julia Suvorova <jusual@redhat.com>,
Markus Armbruster <armbru@redhat.com>,
Max Reitz <mreitz@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>, Fam Zheng <fam@euphon.net>,
Aarushi Mehta <mehta.aaru20@gmail.com>
Subject: [PATCH 03/16] block/block: add BDRV flag for io_uring
Date: Mon, 7 Oct 2019 13:09:24 +0100 [thread overview]
Message-ID: <20191007120937.5862-4-stefanha@redhat.com> (raw)
In-Reply-To: <20191007120937.5862-1-stefanha@redhat.com>
From: Aarushi Mehta <mehta.aaru20@gmail.com>
Signed-off-by: Aarushi Mehta <mehta.aaru20@gmail.com>
Reviewed-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
include/block/block.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/block/block.h b/include/block/block.h
index 37c9de7446..88a9673734 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -126,6 +126,7 @@ 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)
--
2.21.0
next prev parent reply other threads:[~2019-10-07 12:14 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-07 12:09 [PATCH 00/16] io_uring: add Linux io_uring AIO engine Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 01/16] configure: permit use of io_uring Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 02/16] qapi/block-core: add option for io_uring Stefan Hajnoczi
2019-10-07 12:09 ` Stefan Hajnoczi [this message]
2019-10-07 12:09 ` [PATCH 04/16] block/io_uring: implements interfaces " Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 05/16] stubs: add stubs for io_uring interface Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 06/16] util/async: add aio interfaces for io_uring Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 07/16] blockdev: adds bdrv_parse_aio to use io_uring Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 08/16] block/file-posix.c: extend " Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 09/16] block: add trace events for io_uring Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 10/16] block/io_uring: adds userspace completion polling Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 11/16] qemu-io: adds option to use aio engine Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 12/16] qemu-img: adds option to use aio engine for benchmarking Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 13/16] qemu-nbd: adds option for aio engines Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 14/16] tests/qemu-iotests: enable testing with aio options Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 15/16] tests/qemu-iotests: use AIOMODE with various tests Stefan Hajnoczi
2019-10-07 12:09 ` [PATCH 16/16] block/io_uring: adds fd registration Stefan Hajnoczi
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