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Thu, 26 Jul 2018 18:41:04 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w6QIf145018153 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 26 Jul 2018 18:41:02 GMT Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w6QIeqIB023467; Thu, 26 Jul 2018 18:40:53 GMT Received: from [192.168.1.164] (/50.38.38.67) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 26 Jul 2018 11:40:51 -0700 Subject: Re: [PATCH v4 01/11] hugetlb: Harmonize hugetlb.h arch specific defines with pgtable.h To: Alexandre Ghiti , linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org References: <20180705110716.3919-1-alex@ghiti.fr> <20180705110716.3919-2-alex@ghiti.fr> From: Mike Kravetz Message-ID: <1f95fdc7-378b-9c2a-15ae-da78578a27bf@oracle.com> Date: Thu, 26 Jul 2018 11:40:49 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180705110716.3919-2-alex@ghiti.fr> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8965 signatures=668706 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=997 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807260191 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/05/2018 04:07 AM, Alexandre Ghiti wrote: > asm-generic/hugetlb.h proposes generic implementations of hugetlb > related functions: use __HAVE_ARCH_HUGE* defines in order to make arch > specific implementations of hugetlb functions consistent with pgtable.h > scheme. > Reviewed-by: Mike Kravetz -- Mike Kravetz > Signed-off-by: Alexandre Ghiti > --- > arch/arm64/include/asm/hugetlb.h | 2 +- > include/asm-generic/hugetlb.h | 2 +- > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h > index e73f68569624..3fcf14663dfa 100644 > --- a/arch/arm64/include/asm/hugetlb.h > +++ b/arch/arm64/include/asm/hugetlb.h > @@ -81,9 +81,9 @@ extern void huge_ptep_set_wrprotect(struct mm_struct *mm, > unsigned long addr, pte_t *ptep); > extern void huge_ptep_clear_flush(struct vm_area_struct *vma, > unsigned long addr, pte_t *ptep); > +#define __HAVE_ARCH_HUGE_PTE_CLEAR > extern void huge_pte_clear(struct mm_struct *mm, unsigned long addr, > pte_t *ptep, unsigned long sz); > -#define huge_pte_clear huge_pte_clear > extern void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr, > pte_t *ptep, pte_t pte, unsigned long sz); > #define set_huge_swap_pte_at set_huge_swap_pte_at > diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h > index 9d0cde8ab716..3da7cff52360 100644 > --- a/include/asm-generic/hugetlb.h > +++ b/include/asm-generic/hugetlb.h > @@ -32,7 +32,7 @@ static inline pte_t huge_pte_modify(pte_t pte, pgprot_t newprot) > return pte_modify(pte, newprot); > } > > -#ifndef huge_pte_clear > +#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR > static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr, > pte_t *ptep, unsigned long sz) > { >