Displaying 4 results from an estimated 4 matches for "e7b4dea".
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e794d7ea
2009 Nov 22
1
[PATCH] vhost: Fix warnings and bad type handling
...Michael S. Tsirkin <mst at redhat.com>
---
So I think the below slightly tweaked version of
Alan's patch is a bit better. OK?
drivers/vhost/vhost.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 97233d5..e7b4dea 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -322,6 +322,8 @@ static long vhost_set_vring(struct vhost_dev *d, int ioctl, void __user *argp)
r = -EOPNOTSUPP;
break;
}
+ /* For 32bit, verify that the top 32bits of the user
+ data are set to zero. */
if ((u64)(...
2009 Nov 22
1
[PATCH] vhost: Fix warnings and bad type handling
...Michael S. Tsirkin <mst at redhat.com>
---
So I think the below slightly tweaked version of
Alan's patch is a bit better. OK?
drivers/vhost/vhost.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 97233d5..e7b4dea 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -322,6 +322,8 @@ static long vhost_set_vring(struct vhost_dev *d, int ioctl, void __user *argp)
r = -EOPNOTSUPP;
break;
}
+ /* For 32bit, verify that the top 32bits of the user
+ data are set to zero. */
if ((u64)(...
2009 Dec 20
0
[PATCH 1/3] vhost: prevent modification of an active ring
...OST_RESET_OWNER:
return vhost_net_reset_owner(n);
default:
+ mutex_lock(&n->dev.mutex);
r = vhost_dev_ioctl(&n->dev, ioctl, arg);
vhost_net_flush(n);
+ mutex_unlock(&n->dev.mutex);
return r;
}
}
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index e7b4dea..29f1675 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -288,6 +288,12 @@ static long vhost_set_vring(struct vhost_dev *d, int ioctl, void __user *argp)
switch (ioctl) {
case VHOST_SET_VRING_NUM:
+ /* Resizing ring with an active backend?
+ * You don't want to do tha...
2009 Dec 20
0
[PATCH 1/3] vhost: prevent modification of an active ring
...OST_RESET_OWNER:
return vhost_net_reset_owner(n);
default:
+ mutex_lock(&n->dev.mutex);
r = vhost_dev_ioctl(&n->dev, ioctl, arg);
vhost_net_flush(n);
+ mutex_unlock(&n->dev.mutex);
return r;
}
}
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index e7b4dea..29f1675 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -288,6 +288,12 @@ static long vhost_set_vring(struct vhost_dev *d, int ioctl, void __user *argp)
switch (ioctl) {
case VHOST_SET_VRING_NUM:
+ /* Resizing ring with an active backend?
+ * You don't want to do tha...