linux-kernel - Re: [PATCH v5 4/4] hugetlb: allow to free gigantic pages regardless of the configuration

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Message-Id: <20190306.112023.204648705168304981.davem@davemloft.net>
Date:   Wed, 06 Mar 2019 11:20:23 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     alex@...ti.fr
Cc:     vbabka@...e.cz, catalin.marinas@....com, will.deacon@....com,
        benh@...nel.crashing.org, paulus@...ba.org, mpe@...erman.id.au,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
        ysato@...rs.sourceforge.jp, dalias@...c.org, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, hpa@...or.com, x86@...nel.org,
        dave.hansen@...ux.intel.com, luto@...nel.org, peterz@...radead.org,
        mike.kravetz@...cle.com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        sparclinux@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH v5 4/4] hugetlb: allow to free gigantic pages
 regardless of the configuration

From: Alexandre Ghiti <alex@...ti.fr>
Date: Wed,  6 Mar 2019 14:00:05 -0500

> On systems without CONTIG_ALLOC activated but that support gigantic pages,
> boottime reserved gigantic pages can not be freed at all. This patch
> simply enables the possibility to hand back those pages to memory
> allocator.
> 
> Signed-off-by: Alexandre Ghiti <alex@...ti.fr>

For sparc:

Acked-by: David S. Miller <davem@...emloft.net>