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Subject: Re: [PATCH v6 0/4] Fix free/allocation of runtime gigantic pages
To:     Alexandre Ghiti <alex@ghiti.fr>,
        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>,
        Mike Kravetz <mike.kravetz@oracle.com>,
        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
References: <20190307132015.26970-1-alex@ghiti.fr>
From:   Dave Hansen <dave.hansen@intel.com>
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Message-ID: <875e6287-9528-45ec-788c-9c785e548942@intel.com>
Date:   Wed, 13 Mar 2019 09:41:58 -0700
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On 3/7/19 5:20 AM, Alexandre Ghiti wrote:
> This series fixes sh and sparc that did not advertise their gigantic page
> support and then were not able to allocate and free those pages at runtime.
> It renames MEMORY_ISOLATION && COMPACTION || CMA condition into the more
> accurate CONTIG_ALLOC, since it allows the definition of alloc_contig_range
> function.
> Finally, it then fixes the wrong definition of ARCH_HAS_GIGANTIC_PAGE config
> that, without MEMORY_ISOLATION && COMPACTION || CMA defined, did not allow
> architectures to free boottime allocated gigantic pages although unrelated.

Looks good, thanks for all the changes.  For everything generic in the
set, plus the x86 bits:

Acked-by: Dave Hansen <dave.hansen@intel.com>