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[Qemu-devel] [PATCH v2 2/2] block: drain throttled requests for one bloc
From: |
zwu . kernel |
Subject: |
[Qemu-devel] [PATCH v2 2/2] block: drain throttled requests for one block device |
Date: |
Mon, 12 Mar 2012 14:29:27 +0800 |
From: Zhi Yong Wu <address@hidden>
Signed-off-by: Zhi Yong Wu <address@hidden>
---
blockdev.c | 4 ++--
hw/ide/macio.c | 2 +-
hw/ide/pci.c | 3 ++-
3 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index d78aa51..1bc4667 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -694,7 +694,7 @@ void qmp_blockdev_snapshot_sync(const char *device, const
char *snapshot_file,
return;
}
- bdrv_drain_all();
+ bdrv_drain(bs);
bdrv_flush(bs);
bdrv_close(bs);
@@ -1014,7 +1014,7 @@ int do_drive_del(Monitor *mon, const QDict *qdict,
QObject **ret_data)
}
/* quiesce block driver; prevent further io */
- bdrv_drain_all();
+ bdrv_drain(bs);
bdrv_flush(bs);
bdrv_close(bs);
diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index a4df244..454a020 100644
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -192,7 +192,7 @@ static void pmac_ide_flush(DBDMA_io *io)
MACIOIDEState *m = io->opaque;
if (m->aiocb) {
- bdrv_drain_all();
+ bdrv_drain(m->aiocb->bs);
}
}
diff --git a/hw/ide/pci.c b/hw/ide/pci.c
index 88c0942..205d65a 100644
--- a/hw/ide/pci.c
+++ b/hw/ide/pci.c
@@ -27,6 +27,7 @@
#include <hw/pci.h>
#include <hw/isa.h>
#include "block.h"
+#include "block_int.h"
#include "dma.h"
#include <hw/ide/pci.h>
@@ -309,7 +310,7 @@ void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val)
* aio operation with preadv/pwritev.
*/
if (bm->bus->dma->aiocb) {
- bdrv_drain_all();
+ bdrv_drain(bm->bus->dma->aiocb->bs);
assert(bm->bus->dma->aiocb == NULL);
assert((bm->status & BM_STATUS_DMAING) == 0);
}
--
1.7.6
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