[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v3 05/16] vhost: document log resizing
From: |
marcandre . lureau |
Subject: |
[Qemu-devel] [PATCH v3 05/16] vhost: document log resizing |
Date: |
Thu, 6 Aug 2015 14:40:41 +0200 |
From: Marc-André Lureau <address@hidden>
Signed-off-by: Marc-André Lureau <address@hidden>
---
hw/virtio/vhost.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 862e786..057d548 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -357,6 +357,8 @@ static inline void vhost_dev_log_resize(struct vhost_dev*
dev, uint64_t size)
uint64_t log_base = (uintptr_t)log->log;
int r;
+ /* inform backend of log switching, this must be done before
+ releasing the current log, to ensure no logging is lost */
r = dev->vhost_ops->vhost_call(dev, VHOST_SET_LOG_BASE, &log_base);
assert(r >= 0);
vhost_log_put(dev, true);
--
2.4.3
- [Qemu-devel] [PATCH v3 00/16] vhost-user: add migration log support (for 2.5), marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 01/16] configure: probe for memfd, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 03/16] util: add memfd helpers, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 02/16] util: add linux-only memfd fallback, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 04/16] vhost: alloc shareable log, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 05/16] vhost: document log resizing,
marcandre . lureau <=
- [Qemu-devel] [PATCH v3 12/16] vhost-user-test: remove useless static check, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 08/16] vhost-user: send log shm fd along with log_base, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 11/16] vhost-user-test: move wait_for_fds() out, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 14/16] vhost-user-test: learn to tweak various qemu arguments, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 15/16] vhost-user-test: add live-migration test, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 16/16] vhost-user-test: check ownership during migration, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 10/16] net: add trace_vhost_user_event, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 07/16] vhost-user: start and end the va_list, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 13/16] vhost-user-test: wrap server in TestServer struct, marcandre . lureau, 2015/08/06
- [Qemu-devel] [PATCH v3 06/16] vhost: use variable arguments for vhost_call(), marcandre . lureau, 2015/08/06