From: Thomas Monjalon <thomas@monjalon.net>
To: dev@dpdk.org
Cc: Ferruh Yigit <ferruh.yigit@intel.com>,
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: Sat, 27 Oct 2018 01:25:16 +0200 [thread overview]
Message-ID: <19506887.xJU308vF1C@xps> (raw)
In-Reply-To: <809e8e42-0deb-e53d-f5e4-acd4bc2f5d0b@intel.com>
27/10/2018 00:42, Ferruh Yigit:
> 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>
Applied
prev parent reply other threads:[~2018-10-26 23:25 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
2018-10-26 23:25 ` Thomas Monjalon [this message]
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