Hi Gavin
> -Original Message-
> From: Gavin Hu [mailto:gavin...@arm.com]
> Sent: 2018年8月7日 11:20
> To: dev@dpdk.org
> Cc: gavin...@arm.com; honnappa.nagaraha...@arm.com;
> steve.cap...@arm.com; ola.liljed...@arm.com;
> jerin.ja...@caviumnetworks.com; hemant.agra...@nxp.com; He, Jia
> ; sta.
-Original Message-
> Date: Tue, 7 Aug 2018 07:56:08 +
> From: Gavin Hu
> To: "He, Jia" , "dev@dpdk.org"
> CC: Honnappa Nagarahalli , Steve Capper
> , Ola Liljedahl ,
> "jerin.ja...@caviumnetworks.com" ,
> "hemant.agra...@nxp.com" , "sta...@dpdk.org"
>
> Subject: RE: [PATCH v2] ri
Hi Jia,
Thanks for your feedback, let's see if there are requests from others to split
the fix.
The is a race condition between updating the tail and getting
free/avail_entries, which is dependent on the tails.
Which should be synchronized by load-acquire and store-release. In simple words
bel
This patch includes two bug fixes(#1 and 2) and two optimisations(#3
and #4).
1) In update_tail, read ht->tail using __atomic_load.Although the
compiler currently seems to be doing the right thing even without
_atomic_load, we don't want to give the compiler freedom to optimise
what should
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