From: Prasad Joshi <prasadjoshi124@gmail.com>
To: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Anand Mitra <mitra@kqinfotech.com>
Subject: [RFC][PATCH 16/25]: Propagating GFP_NOFS inside __vmalloc()
Date: Fri, 11 Mar 2011 21:00:39 +0000 [thread overview]
Message-ID: <AANLkTi=405S-jK97YmZRbGkTQP8cHj5o=GkLNQKftFem@mail.gmail.com> (raw)
Signed-off-by: Anand Mitra <mitra@kqinfotech.com>
Signed-off-by: Prasad Joshi <prasadjoshi124@gmail.com>
---
diff --git a/arch/xtensa/include/asm/pgalloc.h
b/arch/xtensa/include/asm/pgalloc.h
index 40cf9bc..e24c720 100644
--- a/arch/xtensa/include/asm/pgalloc.h
+++ b/arch/xtensa/include/asm/pgalloc.h
@@ -42,10 +42,17 @@ static inline void pgd_free(struct mm_struct *mm,
pgd_t *pgd)
extern struct kmem_cache *pgtable_cache;
+static inline pte_t *
+__pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address,
+ gfp_t gfp_mask)
+{
+ return kmem_cache_alloc(pgtable_cache, gfp_mask|__GFP_REPEAT);
+}
+
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
- return kmem_cache_alloc(pgtable_cache, GFP_KERNEL|__GFP_REPEAT);
+ return __pte_alloc_one_kernel(mm, address, GFP_KERNEL);
}
static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
diff --git a/arch/xtensa/mm/pgtable.c b/arch/xtensa/mm/pgtable.c
index 6979927..1c53abc 100644
--- a/arch/xtensa/mm/pgtable.c
+++ b/arch/xtensa/mm/pgtable.c
@@ -12,13 +12,14 @@
#if (DCACHE_SIZE > PAGE_SIZE)
-pte_t* pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
+pte_t*
+__pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address,
gfp_t gfp_mask)
{
pte_t *pte = NULL, *p;
int color = ADDR_COLOR(address);
int i;
- p = (pte_t*) __get_free_pages(GFP_KERNEL|__GFP_REPEAT, COLOR_ORDER);
+ p = (pte_t*) __get_free_pages(gfp_mask|__GFP_REPEAT, COLOR_ORDER);
if (likely(p)) {
split_page(virt_to_page(p), COLOR_ORDER);
@@ -35,6 +36,11 @@ pte_t* pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
return pte;
}
+pte_t* pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
+{
+ return __pte_alloc_one_kernel(mm, address, GFP_KERNEL);
+}
+
#ifdef PROFILING
int mask;
--
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reply other threads:[~2011-03-11 21:00 UTC|newest]
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