diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-12-14 09:16:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-12-14 09:16:49 +0100 |
| commit | cc0104e877fff32865a67b256d3a9ce52ff15790 (patch) | |
| tree | 18779442274e81607822ecb0905c55ac4ce6a163 /arch/powerpc/include/asm/page.h | |
| parent | 16620e0f1990fa6d896a639449c4b3d678458464 (diff) | |
| parent | f40542532e96dda5506eb76badea322f2ae4731c (diff) | |
Merge branch 'linus' into tracing/urgent
Conflicts:
kernel/trace/trace_kprobe.c
Merge reason: resolve the conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/powerpc/include/asm/page.h')
| -rw-r--r-- | arch/powerpc/include/asm/page.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index ff24254990e1..e96d52a516ba 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -229,6 +229,20 @@ typedef unsigned long pgprot_t; #endif +typedef struct { signed long pd; } hugepd_t; +#define HUGEPD_SHIFT_MASK 0x3f + +#ifdef CONFIG_HUGETLB_PAGE +static inline int hugepd_ok(hugepd_t hpd) +{ + return (hpd.pd > 0); +} + +#define is_hugepd(pdep) (hugepd_ok(*((hugepd_t *)(pdep)))) +#else /* CONFIG_HUGETLB_PAGE */ +#define is_hugepd(pdep) 0 +#endif /* CONFIG_HUGETLB_PAGE */ + struct page; extern void clear_user_page(void *page, unsigned long vaddr, struct page *pg); extern void copy_user_page(void *to, void *from, unsigned long vaddr, |