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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 8 Aug 2019 08:52:19 +0100 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x787qIqi31785064 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 8 Aug 2019 07:52:18 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 94EC7A404D; Thu, 8 Aug 2019 07:52:18 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CD1F9A4040; Thu, 8 Aug 2019 07:52:16 +0000 (GMT) Received: from rapoport-lnx (unknown [9.148.8.168]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Thu, 8 Aug 2019 07:52:16 +0000 (GMT) Received: by rapoport-lnx (sSMTP sendmail emulation); Thu, 08 Aug 2019 10:52:16 +0300 From: Mike Rapoport To: Andrew Morton Cc: Nicholas Piggin , Tony Luck , Yoshinori Sato , linux-arch@vger.kernel.org, linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: [PATCH 3/3] sh: switch to generic version of pte allocation Date: Thu, 8 Aug 2019 10:52:08 +0300 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1565250728-21721-1-git-send-email-rppt@linux.ibm.com> References: <1565250728-21721-1-git-send-email-rppt@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19080807-0016-0000-0000-0000029C2B8E X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19080807-0017-0000-0000-000032FC2D77 Message-Id: <1565250728-21721-4-git-send-email-rppt@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-08-08_04:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=920 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908080090 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: The sh implementation pte_alloc_one(), pte_alloc_one_kernel(), pte_free_kernel() and pte_free() is identical to the generic except of lack of __GFP_ACCOUNT for the user PTEs allocation. Switch sh to use generic version of these functions. Signed-off-by: Mike Rapoport --- arch/sh/include/asm/pgalloc.h | 34 +--------------------------------- 1 file changed, 1 insertion(+), 33 deletions(-) diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h index 9e15054..8c6341a 100644 --- a/arch/sh/include/asm/pgalloc.h +++ b/arch/sh/include/asm/pgalloc.h @@ -3,6 +3,7 @@ #define __ASM_SH_PGALLOC_H #include +#include extern pgd_t *pgd_alloc(struct mm_struct *); extern void pgd_free(struct mm_struct *mm, pgd_t *pgd); @@ -26,39 +27,6 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, } #define pmd_pgtable(pmd) pmd_page(pmd) -/* - * Allocate and free page tables. - */ -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) -{ - return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); -} - -static inline pgtable_t pte_alloc_one(struct mm_struct *mm) -{ - struct page *page; - - page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (!page) - return NULL; - if (!pgtable_page_ctor(page)) { - __free_page(page); - return NULL; - } - return page; -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - free_page((unsigned long)pte); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - __free_page(pte); -} - #define __pte_free_tlb(tlb,pte,addr) \ do { \ pgtable_page_dtor(pte); \ -- 2.7.4