diff mbox

RFC: vhost: actually track log eventfd file

Message ID 1437139923-20153-1-git-send-email-marcandre.lureau@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Marc-André Lureau July 17, 2015, 1:32 p.m. UTC
While reviewing vhost log code, I found out that log_file is never
set. Note: I haven't tested the change (QEMU doesn't use LOG_FD yet).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 drivers/vhost/vhost.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Michael S. Tsirkin July 20, 2015, 8:08 a.m. UTC | #1
Note: RFC must come within [].

On Fri, Jul 17, 2015 at 03:32:03PM +0200, Marc-André Lureau wrote:
> While reviewing vhost log code, I found out that log_file is never
> set. Note: I haven't tested the change (QEMU doesn't use LOG_FD yet).
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  drivers/vhost/vhost.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index 2ee2826..fa49d329 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -886,6 +886,7 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp)
>  		}
>  		if (eventfp != d->log_file) {
>  			filep = d->log_file;
> +			d->log_file = eventfp;
>  			ctx = d->log_ctx;
>  			d->log_ctx = eventfp ?
>  				eventfd_ctx_fileget(eventfp) : NULL;

I've applied this, moving this a bit down.

> -- 
> 2.4.3
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diff mbox

Patch

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 2ee2826..fa49d329 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -886,6 +886,7 @@  long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp)
 		}
 		if (eventfp != d->log_file) {
 			filep = d->log_file;
+			d->log_file = eventfp;
 			ctx = d->log_ctx;
 			d->log_ctx = eventfp ?
 				eventfd_ctx_fileget(eventfp) : NULL;