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From:   Alex Ghiti <alex@ghiti.fr>
To:     Mike Kravetz <mike.kravetz@oracle.com>
Cc:     Andrew Morton <akpm@linux-foundation.org>,
        Vlastimil Babka <vbabka@suse.cz>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will.deacon@arm.com>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Heiko Carstens <heiko.carstens@de.ibm.com>,
        Yoshinori Sato <ysato@users.sourceforge.jp>,
        Rich Felker <dalias@libc.org>,
        "David S . Miller" <davem@davemloft.net>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        "H . Peter Anvin" <hpa@zytor.com>, x86@kernel.org,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Andy Lutomirski <luto@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
        linux-sh@vger.kernel.org, sparclinux@vger.kernel.org,
        linux-mm@kvack.org
Subject: Re: [PATCH v6 4/4] hugetlb: allow to free gigantic pages regardless
 of the configuration
References: <20190307132015.26970-1-alex@ghiti.fr>
 <20190307132015.26970-5-alex@ghiti.fr>
 <ee22103c-5060-e39e-7085-87c07d674cd8@oracle.com>
Message-ID: <416b046e-b1c0-00e1-0773-1dd869f7e121@ghiti.fr>
Date:   Sat, 9 Mar 2019 04:32:05 -0500
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On 3/8/19 2:05 PM, Mike Kravetz wrote:
> On 3/7/19 5:20 AM, Alexandre Ghiti wrote:
>> 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@ghiti.fr>
>> Acked-by: David S. Miller <davem@davemloft.net> [sparc]
> Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Thanks Mike,

Alex