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[Qemu-devel] [PATCH] vhost: Fix address calculation in vhost_dev_sync_re


From: Jason Wang
Subject: [Qemu-devel] [PATCH] vhost: Fix address calculation in vhost_dev_sync_region()
Date: Sat, 27 Nov 2010 22:05:07 +0800
User-agent: StGit/0.15

We still need advance address even we find there's no dirty pages in
current chunk.

Signed-off-by: Jason Wang <address@hidden>
---
 hw/vhost.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/hw/vhost.c b/hw/vhost.c
index 8586f66..6082da2 100644
--- a/hw/vhost.c
+++ b/hw/vhost.c
@@ -37,6 +37,7 @@ static void vhost_dev_sync_region(struct vhost_dev *dev,
         /* We first check with non-atomic: much cheaper,
          * and we expect non-dirty to be the common case. */
         if (!*from) {
+            addr += VHOST_LOG_CHUNK;
             continue;
         }
         /* Data must be read atomically. We don't really




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