[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 14/17] block: insert event-tap to bdrv_aio_writev()
From: |
Yoshiaki Tamura |
Subject: |
[Qemu-devel] [PATCH 14/17] block: insert event-tap to bdrv_aio_writev() and bdrv_aio_flush(). |
Date: |
Fri, 24 Dec 2010 11:55:47 +0900 |
event-tap function is called only when it is on, and requests sent
from device emulators.
Signed-off-by: Yoshiaki Tamura <address@hidden>
---
block.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/block.c b/block.c
index 9b5e9e1..39009fc 100644
--- a/block.c
+++ b/block.c
@@ -28,6 +28,7 @@
#include "block_int.h"
#include "module.h"
#include "qemu-objects.h"
+#include "event-tap.h"
#ifdef CONFIG_BSD
#include <sys/types.h>
@@ -2111,6 +2112,11 @@ BlockDriverAIOCB *bdrv_aio_writev(BlockDriverState *bs,
int64_t sector_num,
if (bdrv_check_request(bs, sector_num, nb_sectors))
return NULL;
+ if (bs->device_name && event_tap_is_on()) {
+ return event_tap_bdrv_aio_writev(bs, sector_num, qiov, nb_sectors,
+ cb, opaque);
+ }
+
if (bs->dirty_bitmap) {
blk_cb_data = blk_dirty_cb_alloc(bs, sector_num, nb_sectors, cb,
opaque);
@@ -2374,6 +2380,11 @@ BlockDriverAIOCB *bdrv_aio_flush(BlockDriverState *bs,
if (!drv)
return NULL;
+
+ if (bs->device_name && event_tap_is_on()) {
+ return event_tap_bdrv_aio_flush(bs, cb, opaque);
+ }
+
return drv->bdrv_aio_flush(bs, cb, opaque);
}
--
1.7.1.2
- [Qemu-devel] [PATCH 00/19] Kemari for KVM v0.2.1, Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 04/17] qemu-char: export socket_set_nodelay()., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 17/17] migration-tcp: modify tcp_accept_incoming_migration() to handle ft_mode, and add a hack not to close fd when ft_mode is enabled., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 15/17] savevm: introduce qemu_savevm_trans_{begin, commit}., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 11/17] ioport: insert event_tap_ioport() to ioport_write()., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 12/17] Insert event_tap_mmio() to cpu_physical_memory_rw() in exec.c., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 01/17] Make QEMUFile buf expandable, and introduce qemu_realloc_buffer() and qemu_clear_buffer()., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 14/17] block: insert event-tap to bdrv_aio_writev() and bdrv_aio_flush().,
Yoshiaki Tamura <=
- [Qemu-devel] [PATCH 10/17] Call init handler of event-tap at main() in vl.c., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 06/17] virtio: update last_avail_idx when inuse is decreased., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 13/17] net: insert event-tap to qemu_send_packet() and qemu_sendv_packet_async()., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 03/17] Introduce skip_header parameter to qemu_loadvm_state()., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 08/17] savevm: introduce util functions to control ft_trans_file from savevm layer., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 02/17] Introduce read() to FdMigrationState., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 16/17] migration: introduce migrate_ft_trans_{put, get}_ready(), and modify migrate_fd_put_ready() when ft_mode is on., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 09/17] Introduce event-tap., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 05/17] vl.c: add deleted flag for deleting the handler., Yoshiaki Tamura, 2010/12/23
- [Qemu-devel] [PATCH 07/17] Introduce fault tolerant VM transaction QEMUFile and ft_mode., Yoshiaki Tamura, 2010/12/23