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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-22 17:50:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-22 17:50:50 -0700 |
| commit | 6585b572402e5ec7936422123b44b65fef7a5ea6 (patch) | |
| tree | 52eef1d14bcf6f6ad6226fca02e8198a30d7abe3 /mm/mmap.c | |
| parent | 2ee8099f2c2bc74a7c2fac7f83e12a5d651681d3 (diff) | |
| parent | edf03fb0575cbee2595a63374b17dc0921f2094a (diff) | |
| download | linux-6585b572402e5ec7936422123b44b65fef7a5ea6.tar.bz2 | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart
* master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart:
[AGPGART] Rework AGPv3 modesetting fallback.
[AGPGART] Add suspend callback for i965
[AGPGART] Fix number of aperture sizes in 830 gart structs.
[AGPGART] Intel 965 Express support.
[AGPGART] agp.h: constify struct agp_bridge_data::version
[AGPGART] const'ify VIA AGP PCI table.
[AGPGART] CONFIG_PM=n slim: drivers/char/agp/intel-agp.c
[AGPGART] CONFIG_PM=n slim: drivers/char/agp/efficeon-agp.c
[AGPGART] Const'ify the agpgart driver version.
[AGPGART] remove private page protection map
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index e66a0b524aff..d799d896d74a 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -64,6 +64,13 @@ pgprot_t protection_map[16] = { __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111 }; +pgprot_t vm_get_page_prot(unsigned long vm_flags) +{ + return protection_map[vm_flags & + (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED)]; +} +EXPORT_SYMBOL(vm_get_page_prot); + int sysctl_overcommit_memory = OVERCOMMIT_GUESS; /* heuristic overcommit */ int sysctl_overcommit_ratio = 50; /* default is 50% */ int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT; |