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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Kevin Wolf" <kwolf@redhat.com>, "Fam Zheng" <fam@euphon.net>,
	"Vladimir Sementsov-Ogievskiy" <vsementsov@virtuozzo.com>,
	qemu-block@nongnu.org, "Michael S. Tsirkin" <mst@redhat.com>,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>,
	"Hanna Reitz" <hreitz@redhat.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: [RFC PATCH 3/4] hw/scsi/scsi-generic: Use automatic AIO context lock
Date: Tue,  5 Oct 2021 20:58:06 +0200	[thread overview]
Message-ID: <20211005185807.4134557-4-philmd@redhat.com> (raw)
In-Reply-To: <20211005185807.4134557-1-philmd@redhat.com>

Use the automatic AIO context acquire/release in
scsi_command_complete().

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 hw/scsi/scsi-generic.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c
index 665baf900e4..08ef623c030 100644
--- a/hw/scsi/scsi-generic.c
+++ b/hw/scsi/scsi-generic.c
@@ -114,9 +114,9 @@ static void scsi_command_complete(void *opaque, int ret)
     assert(r->req.aiocb != NULL);
     r->req.aiocb = NULL;
 
-    aio_context_acquire(blk_get_aio_context(s->conf.blk));
-    scsi_command_complete_noio(r, ret);
-    aio_context_release(blk_get_aio_context(s->conf.blk));
+    WITH_AIO_CONTEXT_ACQUIRE_GUARD(blk_get_aio_context(s->conf.blk)) {
+        scsi_command_complete_noio(r, ret);
+    }
 }
 
 static int execute_command(BlockBackend *blk,
-- 
2.31.1



  parent reply	other threads:[~2021-10-05 19:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-05 18:58 [RFC PATCH 0/4] aio: AIO_CONTEXT_ACQUIRE_GUARD() macro experiment Philippe Mathieu-Daudé
2021-10-05 18:58 ` [RFC PATCH 1/4] block/aio: Add automatically released aio_context variants Philippe Mathieu-Daudé
2021-10-05 18:58 ` [RFC PATCH 2/4] hw/scsi/scsi-disk: Use automatic AIO context lock Philippe Mathieu-Daudé
2021-10-06 16:51   ` Dr. David Alan Gilbert
2021-10-05 18:58 ` Philippe Mathieu-Daudé [this message]
2021-10-05 18:58 ` [RFC PATCH 4/4] hw/block/virtio-blk: " Philippe Mathieu-Daudé
2021-10-07 13:15 ` [RFC PATCH 0/4] aio: AIO_CONTEXT_ACQUIRE_GUARD() macro experiment Stefan Hajnoczi
2021-10-07 14:16   ` Philippe Mathieu-Daudé

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