From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with ESMTP id D88D28D003B for ; Mon, 14 Mar 2011 13:46:22 -0400 (EDT) Received: by qyk2 with SMTP id 2so1828788qyk.14 for ; Mon, 14 Mar 2011 10:46:21 -0700 (PDT) MIME-Version: 1.0 Date: Mon, 14 Mar 2011 17:46:21 +0000 Message-ID: Subject: [RFC][PATCH v2 10/23] (mips) __vmalloc: add gfp flags variant of pte and pmd allocation From: Prasad Joshi Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org List-ID: To: Prasad Joshi , Anand Mitra , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, Ralf Baechle , linux-mips@linux-mips.org __vmalloc: propagating GFP allocation flag. - adds functions to allow caller to pass the GFP flag for memory allocation - helps in fixing the Bug 30702 (__vmalloc(GFP_NOFS) can callback file system evict_inode). Signed-off-by: Anand Mitra Signed-off-by: Prasad Joshi --- Chnagelog: arch/mips/include/asm/pgalloc.h | 22 +++++++++++++++------- 1 files changed, 15 insertions(+), 7 deletions(-) --- diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h index 881d18b..f2c5439 100644 --- a/arch/mips/include/asm/pgalloc.h +++ b/arch/mips/include/asm/pgalloc.h @@ -64,14 +64,16 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) free_pages((unsigned long)pgd, PGD_ORDER); } +static inline pte_t *__pte_alloc_one_kernel(struct mm_struct *mm, + unsigned long address, gfp_t gfp_mask) +{ + return (pte_t *) __get_free_pages(gfp_mask | __GFP_ZERO, PTE_ORDER); +} + static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) { - pte_t *pte; - - pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, PTE_ORDER); - - return pte; + return __pte_alloc_one_kernel(mm, address, GFP_KERNEL | __GFP_REPEAT); } static inline struct page *pte_alloc_one(struct mm_struct *mm, @@ -106,16 +108,22 @@ do { \ #ifndef __PAGETABLE_PMD_FOLDED -static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) +static inline pmd_t * +__pmd_alloc_one(struct mm_struct *mm, unsigned long address, gfp_t gfp_mask) { pmd_t *pmd; - pmd = (pmd_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT, PMD_ORDER); + pmd = (pmd_t *) __get_free_pages(gfp_mask, PMD_ORDER); if (pmd) pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table); return pmd; } +static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) +{ + return __pmd_alloc_one(mm, address, GFP_KERNEL | __GFP_REPEAT); +} + static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) { free_pages((unsigned long)pmd, PMD_ORDER); -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org