From: Stefano Garzarella <sgarzare@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org, mst@redhat.com
Subject: Re: [PATCH 3/7] vhost: Return 0/-errno in vhost_dev_init()
Date: Thu, 10 Jun 2021 11:09:34 +0200 [thread overview]
Message-ID: <20210610090934.2mm4hulkqfuani65@steredhat> (raw)
In-Reply-To: <20210609154658.350308-4-kwolf@redhat.com>
On Wed, Jun 09, 2021 at 05:46:54PM +0200, Kevin Wolf wrote:
>Instead of just returning 0/-1 and letting the caller make up a
>meaningless error message, switch to 0/-errno so that different kinds of
>errors can be distinguished in the caller.
>
>This involves changing a few more callbacks in VhostOps to return
>0/-errno: .vhost_set_owner(), .vhost_get_features() and
>.vhost_virtqueue_set_busyloop_timeout(). The implementations of these
>functions are trivial as they generally just send a message to the
>backend.
>
>Signed-off-by: Kevin Wolf <kwolf@redhat.com>
>---
> hw/virtio/vhost-backend.c | 4 +++-
> hw/virtio/vhost-user.c | 10 +++++++---
> hw/virtio/vhost-vdpa.c | 4 +++-
> hw/virtio/vhost.c | 8 ++++----
> 4 files changed, 17 insertions(+), 9 deletions(-)
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
next prev parent reply other threads:[~2021-06-10 9:10 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-09 15:46 [PATCH 0/7] vhost-user-blk: Implement reconnection during realize Kevin Wolf
2021-06-09 15:46 ` [PATCH 1/7] vhost: Add Error parameter to vhost_dev_init() Kevin Wolf
2021-06-10 9:05 ` Stefano Garzarella
2021-06-11 19:14 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 2/7] vhost: Distinguish errors in vhost_backend_init() Kevin Wolf
2021-06-10 9:07 ` Stefano Garzarella
2021-06-11 19:43 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 3/7] vhost: Return 0/-errno in vhost_dev_init() Kevin Wolf
2021-06-10 9:09 ` Stefano Garzarella [this message]
2021-06-11 19:49 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 4/7] vhost-user-blk: Add Error parameter to vhost_user_blk_start() Kevin Wolf
2021-06-10 9:11 ` Stefano Garzarella
2021-06-11 19:55 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 5/7] vhost: Distinguish errors in vhost_dev_get_config() Kevin Wolf
2021-06-10 9:16 ` Stefano Garzarella
2021-06-11 20:08 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 6/7] vhost-user-blk: Factor out vhost_user_blk_realize_connect() Kevin Wolf
2021-06-10 9:18 ` Stefano Garzarella
2021-06-11 20:11 ` Raphael Norwitz
2021-06-09 15:46 ` [PATCH 7/7] vhost-user-blk: Implement reconnection during realize Kevin Wolf
2021-06-10 9:23 ` Stefano Garzarella
2021-06-11 20:15 ` Raphael Norwitz
2021-06-30 12:39 ` [PATCH 0/7] " Kevin Wolf
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