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From: Jerin Jacob Kollanukkaran <jerinj@marvell.com>
To: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>,
	"Nithin Kumar Dabilpuram" <ndabilpuram@marvell.com>,
	Vamsi Krishna Attunuru <vattunuru@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>,
	"thomas@monjalon.net" <thomas@monjalon.net>
Subject: Re: [dpdk-dev] [PATCH v2] mempool/octeontx2: fix possible ABI break with force inline
Date: Thu, 18 Jul 2019 08:04:51 +0000	[thread overview]
Message-ID: <BYAPR18MB24240F872D4BCA476188BCB0C8C80@BYAPR18MB2424.namprd18.prod.outlook.com> (raw)
In-Reply-To: <20190718065111.1766-1-pbhagavatula@marvell.com>

> -----Original Message-----
> From: pbhagavatula@marvell.com <pbhagavatula@marvell.com>
> Sent: Thursday, July 18, 2019 12:21 PM
> To: Jerin Jacob Kollanukkaran <jerinj@marvell.com>; Nithin Kumar
> Dabilpuram <ndabilpuram@marvell.com>; Vamsi Krishna Attunuru
> <vattunuru@marvell.com>
> Cc: dev@dpdk.org; Pavan Nikhilesh Bhagavatula
> <pbhagavatula@marvell.com>
> Subject: [dpdk-dev][PATCH v2] mempool/octeontx2: fix possible ABI break
> with force inline
> 
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
> 
> Since direct register access is used in npa_lf_aura_op_alloc_bulk() use
> __rte_noinline instead of __rte_always_inline to preserve ABI.
> Based on the compiler npa_lf_aura_op_alloc_bulk might be inlined
> differently which may lead to undefined behaviour due to handcoded asm.
> 
> Fixes: 29893042c29d ("mempool/octeontx2: fix clang build for arm64")
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>

Acked-by: Jerin Jacob <jerinj@marvell.com>

  reply	other threads:[~2019-07-18  8:05 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-17 18:40 [dpdk-dev] [PATCH] mempool/octeontx2: use noinline to preserve ABI pbhagavatula
2019-07-18  5:53 ` Jerin Jacob Kollanukkaran
2019-07-18  6:51 ` [dpdk-dev] [PATCH v2] mempool/octeontx2: fix possible ABI break with force inline pbhagavatula
2019-07-18  8:04   ` Jerin Jacob Kollanukkaran [this message]
2019-07-18 22:15     ` Thomas Monjalon
2019-07-18 14:43 ` [dpdk-dev] [PATCH] mempool/octeontx2: use noinline to preserve ABI Stephen Hemminger
2019-07-18 14:49   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula

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