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From: David Marchand <david.marchand@redhat.com>
To: Steve Capper <Steve.Capper@arm.com>
Cc: "hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	 Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	"thomas@monjalon.net" <thomas@monjalon.net>,
	 Gagandeep Singh <G.Singh@nxp.com>, dev <dev@dpdk.org>,
	 "Burakov, Anatoly" <anatoly.burakov@intel.com>,
	Olivier Matz <olivier.matz@6wind.com>,
	 Andrew Rybchenko <arybchenko@solarflare.com>,
	"Nipun.gupta@nxp.com" <nipun.gupta@nxp.com>,
	 "jerinj@marvell.com" <jerinj@marvell.com>,
	"Gavin Hu (Arm Technology China)" <Gavin.Hu@arm.com>,
	 Bruce Richardson <bruce.richardson@intel.com>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH] eal: change max hugepage sizes to 4
Date: Thu, 8 Aug 2019 14:39:45 +0200
Message-ID: <CAJFAV8xoXTCSCTbPaDSbxEHCdODngEPAT+zKc20kp=_n-Rx5ig@mail.gmail.com> (raw)
In-Reply-To: <20190808122900.GA8691@capper-ampere.manchester.arm.com>

On Thu, Aug 8, 2019 at 2:29 PM Steve Capper <Steve.Capper@arm.com> wrote:
>
> Hello,
>
> On Thu, Aug 08, 2019 at 10:37:20AM +0000, Hemant Agrawal wrote:
> > Hi David,
> >
> > > > VPP usages in-memory option. So, VPP on ARM with kernel 5.2 wont' work
> > > without this patch.
> > > >
> > >
> > > I have been looking at the changes in the linux kernel.
> > > Can you pinpoint at the commit that changed this in 5.2?
> > >
> > > I can see a change in the code, but in 5.0, or maybe something changed in the
> > > configuration.
> >
> > [Hemant] I am not aware of exact patch, which changed the behavior. May be Honnappa/Steve can help here.
> >
>
> All the possible hugetlb sizes being advertised was added in v5.0 by:
> a21b0b78eaf7 arm64: hugetlb: Register hugepages during arch init
>
> (Some more recent patches changed the constants used but the logic
> remained the same).

Ah, thanks for confirming :-).


-- 
David Marchand

  reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-07 10:12 Gagandeep Singh
2019-08-07 12:00 ` David Marchand
2019-08-07 12:07   ` Thomas Monjalon
2019-08-07 13:28     ` Hemant Agrawal
2019-08-08  7:31       ` Thomas Monjalon
2019-08-12  9:43         ` Burakov, Anatoly
2019-08-12  9:49           ` David Marchand
2019-08-12 10:01             ` Thomas Monjalon
2019-08-12 10:38             ` Burakov, Anatoly
2019-08-08  7:33       ` David Marchand
2019-08-08  9:00         ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-08-08 10:37         ` [dpdk-dev] " Hemant Agrawal
2019-08-08 12:29           ` Steve Capper
2019-08-08 12:39             ` David Marchand [this message]
2019-08-12  9:42       ` Burakov, Anatoly
2019-08-07 15:27 ` Stephen Hemminger
2019-08-08 12:13 ` [dpdk-dev] [PATCH v2] eal: change max hugepage sizes to 4 for ARM platforms Gagandeep Singh
2019-08-08 12:37   ` [dpdk-dev] [dpdk-stable] " David Marchand
2019-08-08 15:26     ` Thomas Monjalon
2019-08-07 12:47 [dpdk-dev] [PATCH] eal: change max hugepage sizes to 4 Gagandeep Singh
2019-08-07 12:53 Gagandeep Singh
2019-08-07 14:09 ` Honnappa Nagarahalli
2019-08-08  9:00 Gagandeep Singh
2019-08-08  9:22 ` David Marchand

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