[PATCH 09/16] mm/ia64: use vm_flags_t for vma flags

From: Konstantin Khlebnikov
Date: Wed Mar 21 2012 - 02:59:03 EST


Signed-off-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: linux-ia64@xxxxxxxxxxxxxxx
---
arch/ia64/mm/fault.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c
index 20b3593..e50259d 100644
--- a/arch/ia64/mm/fault.c
+++ b/arch/ia64/mm/fault.c
@@ -80,7 +80,7 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re
struct vm_area_struct *vma, *prev_vma;
struct mm_struct *mm = current->mm;
struct siginfo si;
- unsigned long mask;
+ vm_flags_t mask;
int fault;

/* mmap_sem is performance critical.... */
@@ -135,10 +135,9 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re
# define VM_WRITE_BIT 1
# define VM_EXEC_BIT 2

-# if (((1 << VM_READ_BIT) != VM_READ || (1 << VM_WRITE_BIT) != VM_WRITE) \
- || (1 << VM_EXEC_BIT) != VM_EXEC)
-# error File is out of sync with <linux/mm.h>. Please update.
-# endif
+ BUILD_BUG_ON((1 << VM_READ_BIT) != VM_READ);
+ BUILD_BUG_ON((1 << VM_WRITE_BIT) != VM_WRITE);
+ BUILD_BUG_ON((1 << VM_EXEC_BIT) != VM_EXEC);

if (((isr >> IA64_ISR_R_BIT) & 1UL) && (!(vma->vm_flags & (VM_READ | VM_WRITE))))
goto bad_area;

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