* [RFC][PATCH v2 06/23] (ia64) __vmalloc: add gfp flags variant of pte, pmd and pud allocation
@ 2011-03-14 17:37 Prasad Joshi
0 siblings, 0 replies; 2+ messages in thread
From: Prasad Joshi @ 2011-03-14 17:37 UTC (permalink / raw)
To: Tony Luck, Fenghua Yu, linux-ia64, Prasad Joshi, Anand Mitra,
Andrew Morton, linux-kernel, linux-mm, linux-arch
__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 <mitra@kqinfotech.com>
Signed-off-by: Prasad Joshi <prasadjoshi124@gmail.com>
---
Chnagelog:
arch/ia64/include/asm/pgalloc.h | 24 +++++++++++++++++++++---
1 files changed, 21 insertions(+), 3 deletions(-)
---
diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h
index 96a8d92..0e46e47 100644
--- a/arch/ia64/include/asm/pgalloc.h
+++ b/arch/ia64/include/asm/pgalloc.h
@@ -39,9 +39,15 @@ pgd_populate(struct mm_struct *mm, pgd_t *
pgd_entry, pud_t * pud)
pgd_val(*pgd_entry) = __pa(pud);
}
+static inline pud_t *
+__pud_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pud_alloc_one(mm, addr, GFP_KERNEL);
}
static inline void pud_free(struct mm_struct *mm, pud_t *pud)
@@ -57,9 +63,15 @@ pud_populate(struct mm_struct *mm, pud_t *
pud_entry, pmd_t * pmd)
pud_val(*pud_entry) = __pa(pmd);
}
+static inline pmd_t *
+__pmd_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pmd_alloc_one(mm, addr, GFP_KERNEL);
}
static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
@@ -95,10 +107,16 @@ static inline pgtable_t pte_alloc_one(struct
mm_struct *mm, unsigned long addr)
return page;
}
+static inline pte_t *__pte_alloc_one_kernel(struct mm_struct *mm,
+ unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pte_alloc_one_kernel(mm, addr, GFP_KERNEL);
}
static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
--
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: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
^ permalink raw reply related [flat|nested] 2+ messages in thread* [RFC][PATCH v2 06/23] (ia64) __vmalloc: add gfp flags variant of pte, pmd and pud allocation
@ 2011-03-14 17:37 Prasad Joshi
0 siblings, 0 replies; 2+ messages in thread
From: Prasad Joshi @ 2011-03-14 17:37 UTC (permalink / raw)
To: Tony Luck, Fenghua Yu, linux-ia64, Prasad Joshi, Anand Mitra,
Andrew
__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 <mitra@kqinfotech.com>
Signed-off-by: Prasad Joshi <prasadjoshi124@gmail.com>
---
Chnagelog:
arch/ia64/include/asm/pgalloc.h | 24 +++++++++++++++++++++---
1 files changed, 21 insertions(+), 3 deletions(-)
---
diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h
index 96a8d92..0e46e47 100644
--- a/arch/ia64/include/asm/pgalloc.h
+++ b/arch/ia64/include/asm/pgalloc.h
@@ -39,9 +39,15 @@ pgd_populate(struct mm_struct *mm, pgd_t *
pgd_entry, pud_t * pud)
pgd_val(*pgd_entry) = __pa(pud);
}
+static inline pud_t *
+__pud_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pud_alloc_one(mm, addr, GFP_KERNEL);
}
static inline void pud_free(struct mm_struct *mm, pud_t *pud)
@@ -57,9 +63,15 @@ pud_populate(struct mm_struct *mm, pud_t *
pud_entry, pmd_t * pmd)
pud_val(*pud_entry) = __pa(pmd);
}
+static inline pmd_t *
+__pmd_alloc_one(struct mm_struct *mm, unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pmd_alloc_one(mm, addr, GFP_KERNEL);
}
static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
@@ -95,10 +107,16 @@ static inline pgtable_t pte_alloc_one(struct
mm_struct *mm, unsigned long addr)
return page;
}
+static inline pte_t *__pte_alloc_one_kernel(struct mm_struct *mm,
+ unsigned long addr, gfp_t gfp_mask)
+{
+ return quicklist_alloc(0, gfp_mask, NULL);
+}
+
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long addr)
{
- return quicklist_alloc(0, GFP_KERNEL, NULL);
+ return __pte_alloc_one_kernel(mm, addr, GFP_KERNEL);
}
static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
--
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: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2011-03-14 17:37 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-03-14 17:37 [RFC][PATCH v2 06/23] (ia64) __vmalloc: add gfp flags variant of pte, pmd and pud allocation Prasad Joshi
-- strict thread matches above, loose matches on Subject: below --
2011-03-14 17:37 Prasad Joshi
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).