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authorChris Wilson <chris@chris-wilson.co.uk>2011-02-16 09:36:05 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2011-02-16 09:44:30 +0000
commit9035a97a32836d0e456ddafaaf249a844e6e4b5e (patch)
tree41ec3db083bdb46cd831f0d39db1fe294ae7d55f /arch/x86/mm/pageattr.c
parentfe16d949b45036d9f80e20e07bde1ddacc930b10 (diff)
parent452858338aec31c1f4414bf07f31663690479869 (diff)
Merge branch 'drm-intel-fixes' into drm-intel-next
Grab the latest stabilisation bits from -fixes and some suspend and resume fixes from linus. Conflicts: drivers/gpu/drm/i915/i915_drv.h drivers/gpu/drm/i915/i915_irq.c
Diffstat (limited to 'arch/x86/mm/pageattr.c')
-rw-r--r--arch/x86/mm/pageattr.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 8b830ca14ac..d343b3c81f3 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -256,7 +256,6 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address,
unsigned long pfn)
{
pgprot_t forbidden = __pgprot(0);
- pgprot_t required = __pgprot(0);
/*
* The BIOS area between 640k and 1Mb needs to be executable for
@@ -282,12 +281,6 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address,
if (within(pfn, __pa((unsigned long)__start_rodata) >> PAGE_SHIFT,
__pa((unsigned long)__end_rodata) >> PAGE_SHIFT))
pgprot_val(forbidden) |= _PAGE_RW;
- /*
- * .data and .bss should always be writable.
- */
- if (within(address, (unsigned long)_sdata, (unsigned long)_edata) ||
- within(address, (unsigned long)__bss_start, (unsigned long)__bss_stop))
- pgprot_val(required) |= _PAGE_RW;
#if defined(CONFIG_X86_64) && defined(CONFIG_DEBUG_RODATA)
/*
@@ -327,7 +320,6 @@ static inline pgprot_t static_protections(pgprot_t prot, unsigned long address,
#endif
prot = __pgprot(pgprot_val(prot) & ~pgprot_val(forbidden));
- prot = __pgprot(pgprot_val(prot) | pgprot_val(required));
return prot;
}