xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

x86: unify pmd_none

Browse Source 
Impact: cleanup

Unify and demacro pmd_none.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge
2009-02-05 11:30:51 -08:00
parent 649e8ef60f
commit 4fea801ac9
3 changed files with 7 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/x86/include/asm/pgtable_64.h
View File

@@ -207,7 +207,6 @@ static inline int pud_large(pud_t pte)
#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD - 1))
#define pmd_offset(dir, address) ((pmd_t *)pud_page_vaddr(*(dir)) + \
pmd_index(address))
#define pmd_none(x) (!pmd_val((x)))
#define pfn_pmd(nr, prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val((prot))))
#define pmd_pfn(x) ((pmd_val((x)) & __PHYSICAL_MASK) >> PAGE_SHIFT)