From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: dev@dpdk.org, phil.yang@arm.com, gavin.hu@arm.com,
honnappa.nagarahalli@arm.com
Subject: Re: [dpdk-dev] [PATCH] kni: fix build on Linux < 3.14
Date: Fri, 26 Oct 2018 23:42:43 +0100 [thread overview]
Message-ID: <809e8e42-0deb-e53d-f5e4-acd4bc2f5d0b@intel.com> (raw)
In-Reply-To: <4880956.RWMF3eIYHy@xps>
On 10/26/2018 10:56 PM, Thomas Monjalon wrote:
> 26/10/2018 23:40, Thomas Monjalon:
>> The atomic functions smp_load_acquire() and smp_store_release()
>> were introduced in Linux 3.14. Older kernels miss the functions:
>>
>> kni_fifo.h:19:2: error:
>> implicit declaration of function ‘smp_load_acquire’
>> kni_fifo.h:30:2: error:
>> implicit declaration of function ‘smp_store_release’
>>
>> The fallback is to drop the atomic barrier, as it was before
>> the commit below.
>>
>> Fixes: 711859cd0d07 ("kni: fix kernel FIFO synchronization")
>>
>> Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Tested-by: Ferruh Yigit <ferruh.yigit@intel.com>
next prev parent reply other threads:[~2018-10-26 22:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-26 21:40 Thomas Monjalon
2018-10-26 21:56 ` Thomas Monjalon
2018-10-26 22:42 ` Ferruh Yigit [this message]
2018-10-26 23:25 ` Thomas Monjalon
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