diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2008-02-04 16:47:55 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-02-04 16:47:55 +0100 |
| commit | b50516fc20f756cf4d18a89f6f9977d60151ccba (patch) | |
| tree | 630e6e83bf8fc5dfb0143c2218b5893e9b9adac8 | |
| parent | 4cf31841762954ad2868156ccba94d798a16630f (diff) | |
x86: CPA remove bogus NX clear
In split_large_page we clear the NX bit for the new split ptes, but we
need to preserve the original setting of it for the split ptes.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/mm/pageattr.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index e297bd65e51..877b5cca2cb 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -225,7 +225,6 @@ static int split_large_page(pte_t *kpte, unsigned long address) paravirt_alloc_pt(&init_mm, page_to_pfn(base)); #endif - pgprot_val(ref_prot) &= ~_PAGE_NX; for (i = 0; i < PTRS_PER_PTE; i++, addr += PAGE_SIZE) set_pte(&pbase[i], pfn_pte(addr >> PAGE_SHIFT, ref_prot)); |