[PATCH v4 08/10] block: Add bdrv_co_pwrite_sync()

From: Alberto Faria <afaria@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Ari Sundholm" <ari@tuxera.com>,
	qemu-block@nongnu.org, "Denis V. Lunev" <den@openvz.org>,
	"Daniel P. Berrangé" <berrange@redhat.com>,
	"John Snow" <jsnow@redhat.com>, "Kevin Wolf" <kwolf@redhat.com>,
	"Hanna Reitz" <hreitz@redhat.com>,
	"Eric Blake" <eblake@redhat.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Vladimir Sementsov-Ogievskiy" <v.sementsov-og@mail.ru>,
	"Stefan Weil" <sw@weilnetz.de>, "Fam Zheng" <fam@euphon.net>,
	"Jeff Cody" <codyprime@gmail.com>,
	"Alberto Faria" <afaria@redhat.com>
Subject: [PATCH v4 08/10] block: Add bdrv_co_pwrite_sync()
Date: Thu,  9 Jun 2022 16:14:49 +0100	[thread overview]
Message-ID: <20220609151451.3883195-9-afaria@redhat.com> (raw)
In-Reply-To: <20220609151451.3883195-1-afaria@redhat.com>

Also convert bdrv_pwrite_sync() to being implemented using
generated_co_wrapper.

Signed-off-by: Alberto Faria <afaria@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
 block/io.c               | 9 +++++----
 include/block/block-io.h | 8 ++++++--
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/block/io.c b/block/io.c
index ecd1c2a53c..b2e35dbe23 100644
--- a/block/io.c
+++ b/block/io.c
@@ -1109,18 +1109,19 @@ int bdrv_make_zero(BdrvChild *child, BdrvRequestFlags flags)
  *
  * Returns 0 on success, -errno in error cases.
  */
-int bdrv_pwrite_sync(BdrvChild *child, int64_t offset, int64_t bytes,
-                     const void *buf, BdrvRequestFlags flags)
+int coroutine_fn bdrv_co_pwrite_sync(BdrvChild *child, int64_t offset,
+                                     int64_t bytes, const void *buf,
+                                     BdrvRequestFlags flags)
 {
     int ret;
     IO_CODE();
 
-    ret = bdrv_pwrite(child, offset, bytes, buf, flags);
+    ret = bdrv_co_pwrite(child, offset, bytes, buf, flags);
     if (ret < 0) {
         return ret;
     }
 
-    ret = bdrv_flush(child->bs);
+    ret = bdrv_co_flush(child->bs);
     if (ret < 0) {
         return ret;
     }
diff --git a/include/block/block-io.h b/include/block/block-io.h
index c81739ad16..ae90d1e588 100644
--- a/include/block/block-io.h
+++ b/include/block/block-io.h
@@ -49,8 +49,12 @@ int generated_co_wrapper bdrv_pread(BdrvChild *child, int64_t offset,
 int generated_co_wrapper bdrv_pwrite(BdrvChild *child, int64_t offset,
                                      int64_t bytes, const void *buf,
                                      BdrvRequestFlags flags);
-int bdrv_pwrite_sync(BdrvChild *child, int64_t offset, int64_t bytes,
-                     const void *buf, BdrvRequestFlags flags);
+int generated_co_wrapper bdrv_pwrite_sync(BdrvChild *child, int64_t offset,
+                                          int64_t bytes, const void *buf,
+                                          BdrvRequestFlags flags);
+int coroutine_fn bdrv_co_pwrite_sync(BdrvChild *child, int64_t offset,
+                                     int64_t bytes, const void *buf,
+                                     BdrvRequestFlags flags);
 /*
  * Efficiently zero a region of the disk image.  Note that this is a regular
  * I/O request like read or write and should have a reasonable size.  This
-- 
2.35.3


