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From: Alex Elder <elder@inktank.com>
To: Sage Weil <sage@inktank.com>
Cc: ceph-devel@vger.kernel.org
Subject: Re: [PATCH 3/9] libceph: report socket read/write error message
Date: Mon, 30 Jul 2012 13:37:39 -0500	[thread overview]
Message-ID: <5016D473.8010808@inktank.com> (raw)
In-Reply-To: <1342831308-18815-4-git-send-email-sage@inktank.com>

On 07/20/2012 07:41 PM, Sage Weil wrote:
> We need to set error_msg to something useful before calling ceph_fault();
> do so here for try_{read,write}().  This is more informative than
> 
> libceph: osd0 192.168.106.220:6801 (null)
> 
> Signed-off-by: Sage Weil <sage@inktank.com>

Looks good.

Reviewed-by: Alex Elder <elder@inktank.com>

> ---
>  net/ceph/messenger.c |    8 ++++++--
>  1 files changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
> index 12419a0..7105908 100644
> --- a/net/ceph/messenger.c
> +++ b/net/ceph/messenger.c
> @@ -2291,14 +2291,18 @@ restart:
>  	ret = try_read(con);
>  	if (ret == -EAGAIN)
>  		goto restart;
> -	if (ret < 0)
> +	if (ret < 0) {
> +		con->error_msg = "socket error on read";
>  		goto fault;
> +	}
>  
>  	ret = try_write(con);
>  	if (ret == -EAGAIN)
>  		goto restart;
> -	if (ret < 0)
> +	if (ret < 0) {
> +		con->error_msg = "socket error on write";
>  		goto fault;
> +	}
>  
>  done:
>  	mutex_unlock(&con->mutex);
> 


  parent reply	other threads:[~2012-07-30 18:37 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-21  0:41 [PATCH 0/9] messenger fixups, batch #1 Sage Weil
2012-07-21  0:41 ` [PATCH 1/9] libceph: move feature bits to separate header Sage Weil
2012-07-24 22:14   ` Yehuda Sadeh
2012-07-30 18:29   ` Alex Elder
2012-07-21  0:41 ` [PATCH 2/9] libceph: support crush tunables Sage Weil
2012-07-24 22:24   ` Yehuda Sadeh
2012-07-30 23:14     ` Sage Weil
2012-07-30 23:45       ` Yehuda Sadeh
2012-07-30 18:36   ` Alex Elder
2012-07-21  0:41 ` [PATCH 3/9] libceph: report socket read/write error message Sage Weil
2012-07-24 22:26   ` Yehuda Sadeh
2012-07-30 18:37   ` Alex Elder [this message]
2012-07-21  0:41 ` [PATCH 4/9] libceph: fix mutex coverage for ceph_con_close Sage Weil
2012-07-24 22:29   ` Yehuda Sadeh
2012-07-30 18:43   ` Alex Elder
2012-07-21  0:41 ` [PATCH 5/9] libceph: resubmit linger ops when pg mapping changes Sage Weil
2012-07-24 22:51   ` Yehuda Sadeh
2012-07-30 22:40   ` Alex Elder
2012-07-30 23:03     ` Sage Weil
2012-07-21  0:41 ` [PATCH 6/9] libceph: (re)initialize bio_iter on start of message receive Sage Weil
2012-07-24 22:55   ` Yehuda Sadeh
2012-07-30 19:04   ` Alex Elder
2012-07-21  0:41 ` [PATCH 7/9] ceph: close old con before reopening on mds reconnect Sage Weil
2012-07-24 22:56   ` Yehuda Sadeh
2012-07-30 23:11     ` Sage Weil
2012-07-21  0:41 ` [PATCH 8/9] libceph: protect ceph_con_open() with mutex Sage Weil
2012-07-24 22:58   ` Yehuda Sadeh
2012-07-30 19:06   ` Alex Elder
2012-07-21  0:41 ` [PATCH 9/9] libceph: reset connection retry on successfully negotiation Sage Weil
2012-07-24 23:00   ` Yehuda Sadeh

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