lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86: unify pud_none

Browse Source 
Impact: cleanup

Unify and demacro pud_none.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge
2009-02-05 11:31:13 -08:00
parent cc290ca38c
commit deb79cfb36
3 changed files with 5 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
arch/x86/include/asm/pgtable.h
View File

@ -525,6 +525,11 @@ static inline unsigned long pages_to_mb(unsigned long npg)
}
#if PAGETABLE_LEVELS > 2
static inline int pud_none(pud_t pud)
{
return pud_val(pud) == 0;
}
static inline int pud_present(pud_t pud)
{
return pud_val(pud) & _PAGE_PRESENT;