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From: Tony Lu <zlu@ezchip.com>
To: 'Thomas Monjalon' <thomas.monjalon@6wind.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] bnx2x: fix undeclared PAGE_SIZE build error
Date: Wed, 29 Jul 2015 09:10:47 +0800	[thread overview]
Message-ID: <002a01d0c99b$7acb6bd0$70624370$@com> (raw)
In-Reply-To: <1777834.Cdb59hv0LG@xps13>

>-----Original Message-----
>From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
>Sent: Tuesday, July 28, 2015 5:18 PM
>To: Zhigang Lu
>Cc: dev@dpdk.org
>Subject: Re: [dpdk-dev] [PATCH] bnx2x: fix undeclared PAGE_SIZE build error
>
>2015-07-28 16:48, Zhigang Lu:
>> This patch fixes a build error caused by undeclared PAGE_SIZE when
>> compiling for non-X86 arches. On some arches, PAGE_SIZE is not fixed
>> so that header files do not define it.  A better way to get it is via
>> sysconf(3) or getpagesize(2).
>>
>> Fixes: 540a211084a7 ("bnx2x: driver core")
>
>Thanks for fixing it.
>
>> +#define PAGE_SIZE (sysconf(_SC_PAGESIZE))
>
>To avoid conflict with system headers, it would be better to prefix the
constant.
>Ideally, we should add RTE_PAGESIZE in EAL and cleanup every usage of
>sysconf(_SC_PAGESIZE) and getpagesize.

Agree, good idea.

      reply	other threads:[~2015-07-29  1:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-28  8:48 Zhigang Lu
2015-07-28  9:17 ` Thomas Monjalon
2015-07-29  1:10   ` Tony Lu [this message]

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