From: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Bart Van Assche <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
Cc: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
Sagi Grimberg <sagig-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Alex Estrin <alex.estrin-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v4 15/21] IB/srpt: Log private data associated with REJ
Date: Thu, 18 Feb 2016 10:14:18 -0500 [thread overview]
Message-ID: <56C5DFCA.9000609@redhat.com> (raw)
In-Reply-To: <56C50110.7060003-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 1831 bytes --]
On 02/17/2016 06:24 PM, Bart Van Assche wrote:
> On 02/17/2016 07:57 AM, Doug Ledford wrote:
>> On 02/11/2016 02:08 PM, Bart Van Assche wrote:
>>> To make it possible to determine why an initiator sent a REJ,
>>> log the private data associated with the received REJ packet.
>>
>> This particular function is all sorts of broken...I fixed it up as I
>> took it in. But, issues were:
>>
>> 1) We always allocate priv even when private_data_len is 0
>> 2) Since we always allocate priv, the test for priv in the pr_info args
>> isn't really helpful, but the way the test is set up, if priv exists,
>> then we actually pass NULL, if it doesn't, we pass the static string.
>> 3) In the event we have priv and private data, then there is a nit about
>> formatting because priv will end with a space right before the null
>> terminator, which makes the period in the pr_info format hang out in
>> open space.
>>
>> My changes:
>>
>> 1) Only alloc priv if private_data_len is not 0
>> 2) Change priv to be space prepended instead of space postpended
>> 3) Change pr_info format to work with space prepended string
>> 4) Fix test in pr_info args
>
> Hello Doug,
>
> Thanks for stepping in and addressing this. But as far as I can see
> these changes have not yet been pushed out to the k.o/for-4.6 branch on
> git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma.git ? I will
> have another look once your tree is publicly available.
>
> Bart.
It's in my srpt branch at the moment. I haven't pulled the topic
branches into my k.o/for-4.6 branch yet (when I pushed it last night to
github it was to get 0day testing before committing it to my k.o branch
and pushing it to k.o).
--
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
GPG KeyID: 0E572FDD
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next prev parent reply other threads:[~2016-02-18 15:14 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-11 19:02 [PATCH v4 00/21] IB/srpt patches for Linux kernel v4.6 Bart Van Assche
[not found] ` <56BCDAAD.7030906-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-02-11 19:03 ` [PATCH v4 01/21] IB/srpt: Simplify srpt_handle_tsk_mgmt() Bart Van Assche
2016-02-11 19:03 ` [PATCH v4 02/21] IB/srpt: Add parentheses around sizeof argument Bart Van Assche
2016-02-11 19:04 ` [PATCH v4 03/21] IB/srpt: Remove struct srpt_node_acl Bart Van Assche
2016-02-11 19:04 ` [PATCH v4 04/21] IB/srpt: Inline srpt_sdev_name() Bart Van Assche
2016-02-11 19:04 ` [PATCH v4 05/21] IB/srpt: Inline srpt_get_ch_state() Bart Van Assche
2016-02-11 19:05 ` [PATCH v4 06/21] IB/srpt: Introduce target_reverse_dma_direction() Bart Van Assche
2016-02-11 19:05 ` [PATCH v4 07/21] IB/srpt: Use scsilun_to_int() Bart Van Assche
2016-02-11 19:05 ` [PATCH v4 08/21] IB/srpt: Simplify channel state management Bart Van Assche
2016-02-11 19:05 ` [PATCH v4 09/21] IB/srpt: Simplify srpt_shutdown_session() Bart Van Assche
2016-02-11 19:06 ` [PATCH v4 10/21] IB/srpt: Fix srpt_close_session() Bart Van Assche
2016-02-11 19:06 ` [PATCH v4 11/21] IB/srpt: Fix srpt_handle_cmd() error paths Bart Van Assche
2016-02-11 19:07 ` [PATCH v4 12/21] IB/srpt: Fix how aborted commands are processed Bart Van Assche
2016-02-11 19:07 ` [PATCH v4 13/21] IB/srpt: Inline trivial CM callback functions Bart Van Assche
2016-02-11 19:07 ` [PATCH v4 14/21] IB/srpt: Eliminate srpt_find_channel() Bart Van Assche
2016-02-11 19:08 ` [PATCH v4 15/21] IB/srpt: Log private data associated with REJ Bart Van Assche
[not found] ` <56BCDC1C.107-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-02-17 15:57 ` Doug Ledford
[not found] ` <56C49854.6010204-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-02-17 23:24 ` Bart Van Assche
[not found] ` <56C50110.7060003-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-02-18 15:14 ` Doug Ledford [this message]
2016-02-11 19:08 ` [PATCH v4 16/21] IB/srpt: Use a mutex to protect the channel list Bart Van Assche
2016-02-11 19:08 ` [PATCH v4 17/21] IB/srpt: Detect session shutdown reliably Bart Van Assche
2016-02-11 19:09 ` [PATCH v4 18/21] IB/srpt: Fix srpt_write_pending() Bart Van Assche
2016-02-11 19:09 ` [PATCH v4 19/21] IB/srpt: Log out all initiators if a port is disabled Bart Van Assche
2016-02-11 19:09 ` [PATCH v4 20/21] IB/srpt: Introduce srpt_process_wait_list() Bart Van Assche
2016-02-11 19:10 ` [PATCH v4 21/21] IB/srpt: Fix wait list processing Bart Van Assche
2016-02-17 16:18 ` [PATCH v4 00/21] IB/srpt patches for Linux kernel v4.6 Doug Ledford
[not found] <36026914.21647304.1457915779058.JavaMail.zimbra@redhat.com>
[not found] ` <36026914.21647304.1457915779058.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-03-14 0:39 ` [PATCH v4 15/21] IB/srpt: Log private data associated with REJ Laurence Oberman
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