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-rw-r--r--arch/powerpc/include/asm/mman.h5
-rw-r--r--drivers/char/agp/frontend.c2
-rw-r--r--drivers/staging/android/ashmem.c4
-rw-r--r--include/linux/mman.h6
-rw-r--r--mm/mmap.c2
-rw-r--r--mm/mprotect.c2
-rw-r--r--mm/nommu.c2
7 files changed, 12 insertions, 11 deletions
diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h
index 8565c25..2563c43 100644
--- a/arch/powerpc/include/asm/mman.h
+++ b/arch/powerpc/include/asm/mman.h
@@ -18,11 +18,12 @@
* This file is included by linux/mman.h, so we can't use cacl_vm_prot_bits()
* here. How important is the optimization?
*/
-static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot)
+static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot,
+ unsigned long pkey)
{
return (prot & PROT_SAO) ? VM_SAO : 0;
}
-#define arch_calc_vm_prot_bits(prot) arch_calc_vm_prot_bits(prot)
+#define arch_calc_vm_prot_bits(prot, pkey) arch_calc_vm_prot_bits(prot, pkey)
static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags)
{
diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c
index 09f17eb..0f64d14 100644
--- a/drivers/char/agp/frontend.c
+++ b/drivers/char/agp/frontend.c
@@ -156,7 +156,7 @@ static pgprot_t agp_convert_mmap_flags(int prot)
{
unsigned long prot_bits;
- prot_bits = calc_vm_prot_bits(prot) | VM_SHARED;
+ prot_bits = calc_vm_prot_bits(prot, 0) | VM_SHARED;
return vm_get_page_prot(prot_bits);
}
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index 5bb1283..2695ff1 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -372,8 +372,8 @@ static int ashmem_mmap(struct file *file, struct vm_area_struct *vma)
}
/* requested protection bits must match our allowed protection mask */
- if (unlikely((vma->vm_flags & ~calc_vm_prot_bits(asma->prot_mask)) &
- calc_vm_prot_bits(PROT_MASK))) {
+ if (unlikely((vma->vm_flags & ~calc_vm_prot_bits(asma->prot_mask, 0)) &
+ calc_vm_prot_bits(PROT_MASK, 0))) {
ret = -EPERM;
goto out;
}
diff --git a/include/linux/mman.h b/include/linux/mman.h
index 16373c8..33e17f6 100644
--- a/include/linux/mman.h
+++ b/include/linux/mman.h
@@ -35,7 +35,7 @@ static inline void vm_unacct_memory(long pages)
*/
#ifndef arch_calc_vm_prot_bits
-#define arch_calc_vm_prot_bits(prot) 0
+#define arch_calc_vm_prot_bits(prot, pkey) 0
#endif
#ifndef arch_vm_get_page_prot
@@ -70,12 +70,12 @@ static inline int arch_validate_prot(unsigned long prot)
* Combine the mmap "prot" argument into "vm_flags" used internally.
*/
static inline unsigned long
-calc_vm_prot_bits(unsigned long prot)
+calc_vm_prot_bits(unsigned long prot, unsigned long pkey)
{
return _calc_vm_trans(prot, PROT_READ, VM_READ ) |
_calc_vm_trans(prot, PROT_WRITE, VM_WRITE) |
_calc_vm_trans(prot, PROT_EXEC, VM_EXEC) |
- arch_calc_vm_prot_bits(prot);
+ arch_calc_vm_prot_bits(prot, pkey);
}
/*
diff --git a/mm/mmap.c b/mm/mmap.c
index e2e9f48..784d2d6 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1313,7 +1313,7 @@ unsigned long do_mmap(struct file *file, unsigned long addr,
* to. we assume access permissions have been handled by the open
* of the memory object, so we don't do any here.
*/
- vm_flags |= calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags) |
+ vm_flags |= calc_vm_prot_bits(prot, 0) | calc_vm_flag_bits(flags) |
mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC;
if (flags & MAP_LOCKED)
diff --git a/mm/mprotect.c b/mm/mprotect.c
index f7cb3d4..3790c8b 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -380,7 +380,7 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len,
if ((prot & PROT_READ) && (current->personality & READ_IMPLIES_EXEC))
prot |= PROT_EXEC;
- vm_flags = calc_vm_prot_bits(prot);
+ vm_flags = calc_vm_prot_bits(prot, 0);
down_write(&current->mm->mmap_sem);
diff --git a/mm/nommu.c b/mm/nommu.c
index b64d04d..5ba39b8 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1082,7 +1082,7 @@ static unsigned long determine_vm_flags(struct file *file,
{
unsigned long vm_flags;
- vm_flags = calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags);
+ vm_flags = calc_vm_prot_bits(prot, 0) | calc_vm_flag_bits(flags);
/* vm_flags |= mm->def_flags; */
if (!(capabilities & NOMMU_MAP_DIRECT)) {
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