linux-kernel - Re: [PATCH] vhost-scsi: don't open-code kvfree

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Message-ID: <5399DBC2.6070004@redhat.com>
Date:	Thu, 12 Jun 2014 18:56:34 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>, linux-kernel@...r.kernel.org
CC:	netdev@...r.kernel.org, kvm@...r.kernel.org,
	virtualization@...ts.linux-foundation.org,
	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>
Subject: Re: [PATCH] vhost-scsi: don't open-code kvfree

Il 12/06/2014 18:02, Michael S. Tsirkin ha scritto:
> Now that we have kvfree, use it in vhost-scsi instead of
> the open-coded version.
>
> Cc: Nicholas Bellinger <nab@...ux-iscsi.org>
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
>
> I have this queued for -rc2.
> Nicholas could you review ack pls?
>
>  drivers/vhost/scsi.c | 12 ++----------
>  1 file changed, 2 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
> index 83b834b..b08863e 100644
> --- a/drivers/vhost/scsi.c
> +++ b/drivers/vhost/scsi.c
> @@ -1396,14 +1396,6 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
>  	return 0;
>  }
>
> -static void vhost_scsi_free(struct vhost_scsi *vs)
> -{
> -	if (is_vmalloc_addr(vs))
> -		vfree(vs);
> -	else
> -		kfree(vs);
> -}
> -
>  static int vhost_scsi_open(struct inode *inode, struct file *f)
>  {
>  	struct vhost_scsi *vs;
> @@ -1443,7 +1435,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
>  	return 0;
>
>  err_vqs:
> -	vhost_scsi_free(vs);
> +	kvfree(vs);
>  err_vs:
>  	return r;
>  }
> @@ -1462,7 +1454,7 @@ static int vhost_scsi_release(struct inode *inode, struct file *f)
>  	/* Jobs can re-queue themselves in evt kick handler. Do extra flush. */
>  	vhost_scsi_flush(vs);
>  	kfree(vs->dev.vqs);
> -	vhost_scsi_free(vs);
> +	kvfree(vs);
>  	return 0;
>  }
>
>

You didn't CC Nicholas. :)  Anyway,

Reviewed-by: Paolo Bonzini <pbonzini@...hat.com>

Paolo
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