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From: Zoltan Kiss <zoltan.kiss@citrix.com>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: <wei.liu2@citrix.com>, <xen-devel@lists.xenproject.org>,
	<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<jonathan.davies@citrix.com>
Subject: Re: [PATCH net-next v5 1/9] xen-netback: Introduce TX grant map definitions
Date: Wed, 19 Feb 2014 19:19:31 +0000	[thread overview]
Message-ID: <530503C3.4050307@citrix.com> (raw)
In-Reply-To: <1392744286.23084.52.camel@kazak.uk.xensource.com>

On 18/02/14 17:24, Ian Campbell wrote:
> On Mon, 2014-01-20 at 21:24 +0000, Zoltan Kiss wrote:
>>
>> +       spinlock_t dealloc_lock;
>> +       spinlock_t response_lock;
>
> Please add comments to both of these describing what bits of the
> datastructure they are locking.
>
> You might find it is clearer to group the locks and the things they
> protect together rather than grouping the locks together.

Ok, I'll give more description here. The response_lock is actually quite 
relevant to be here, but indeed that's not obvious, I'll explain that as 
well.

Zoli

  reply	other threads:[~2014-02-19 19:19 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-20 21:24 [PATCH net-next v5 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 1/9] xen-netback: Introduce TX grant map definitions Zoltan Kiss
2014-02-18 17:06   ` Ian Campbell
2014-02-18 20:36     ` Zoltan Kiss
2014-02-19 10:05       ` Ian Campbell
2014-02-19 19:54         ` Zoltan Kiss
2014-02-20  9:33           ` Ian Campbell
2014-02-21  1:19             ` Zoltan Kiss
2014-02-24 11:13               ` Ian Campbell
2014-02-20 10:13           ` Wei Liu
2014-02-18 17:24   ` Ian Campbell
2014-02-19 19:19     ` Zoltan Kiss [this message]
2014-01-20 21:24 ` [PATCH net-next v5 2/9] xen-netback: Change TX path from grant copy to mapping Zoltan Kiss
2014-02-18 17:40   ` Ian Campbell
2014-02-18 18:46     ` [Xen-devel] " David Vrabel
2014-02-19  9:54       ` Ian Campbell
2014-02-19 12:27         ` David Vrabel
2014-02-22 22:33     ` Zoltan Kiss
2014-02-24 16:56       ` Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 3/9] xen-netback: Remove old TX grant copy definitons and fix indentations Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 4/9] xen-netback: Change RX path for mapped SKB fragments Zoltan Kiss
2014-02-18 17:45   ` Ian Campbell
2014-02-22 23:18     ` Zoltan Kiss
2014-02-24 13:49       ` Zoltan Kiss
2014-02-24 15:08         ` Zoltan Kiss
2014-02-27 12:43           ` Wei Liu
2014-02-27 15:49             ` Zoltan Kiss
2014-02-27 16:01               ` Wei Liu
2014-01-20 21:24 ` [PATCH net-next v5 5/9] xen-netback: Add stat counters for zerocopy Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 6/9] xen-netback: Handle guests with too many frags Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 7/9] xen-netback: Add stat counters for frag_list skbs Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 8/9] xen-netback: Timeout packets in RX path Zoltan Kiss
2014-01-20 22:03   ` Wei Liu
2014-01-20 22:12     ` Wei Liu
2014-01-21  0:24     ` Zoltan Kiss
2014-01-20 21:24 ` [PATCH net-next v5 9/9] xen-netback: Aggregate TX unmap operations Zoltan Kiss
2014-01-23  1:50 ` [PATCH net-next v5 0/9] xen-netback: TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy David Miller
2014-01-23 13:13   ` Zoltan Kiss
2014-01-23 21:39     ` David Miller
2014-01-23 21:49       ` Zoltan Kiss
2014-02-19  9:50 ` Ian Campbell
2014-02-24 15:31   ` Zoltan Kiss

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