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Re: [Qemu-devel] [PATCH 14/19] block: insert event-tap to bdrv_aio_write
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-devel] [PATCH 14/19] block: insert event-tap to bdrv_aio_writev() and bdrv_aio_flush(). |
Date: |
Wed, 19 Jan 2011 10:05:30 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 |
Am 19.01.2011 06:44, schrieb Yoshiaki Tamura:
> 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 ff2795b..85bd8b8 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()) {
bs->device_name is a pointer to a char array contained in bs, so it's
never NULL. You probably mean *bs->device_name?
Kevin
- [Qemu-devel] [PATCH 00/19] Kemari for KVM v0.2.6, Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 13/19] net: insert event-tap to qemu_send_packet() and qemu_sendv_packet_async()., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 05/19] vl.c: add deleted flag for deleting the handler., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 06/19] virtio: decrement last_avail_idx with inuse before saving., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 15/19] savevm: introduce qemu_savevm_trans_{begin, commit}., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 03/19] Introduce skip_header parameter to qemu_loadvm_state()., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 04/19] qemu-char: export socket_set_nodelay()., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 12/19] Insert event_tap_mmio() to cpu_physical_memory_rw() in exec.c., Yoshiaki Tamura, 2011/01/19
- [Qemu-devel] [PATCH 14/19] block: insert event-tap to bdrv_aio_writev() and bdrv_aio_flush()., Yoshiaki Tamura, 2011/01/19
[Qemu-devel] [PATCH 18/19] Introduce -k option to enable FT migration mode (Kemari)., Yoshiaki Tamura, 2011/01/19
[Qemu-devel] [PATCH 17/19] 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, 2011/01/19
[Qemu-devel] [PATCH 16/19] migration: introduce migrate_ft_trans_{put, get}_ready(), and modify migrate_fd_put_ready() when ft_mode is on., Yoshiaki Tamura, 2011/01/19
[Qemu-devel] [PATCH 11/19] ioport: insert event_tap_ioport() to ioport_write()., Yoshiaki Tamura, 2011/01/19
[Qemu-devel] [PATCH 19/19] migration: add a parser to accept FT migration incoming mode., Yoshiaki Tamura, 2011/01/19