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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-04 17:26:15 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-04 17:26:15 -0700 |
commit | 2e1e9212ed8c532c6b324de77d3cafef5d2bc846 (patch) | |
tree | 15097a99d03679f2c95ea2fdc0eb3c3ebcc474b8 /mm | |
parent | 2acb802b0c5485aedb46e23b2b45e49573454c09 (diff) | |
parent | f5663f5bded3364158e2d31904173cb1debc2ecd (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (29 commits)
sh: enable maple_keyb in dreamcast_defconfig.
SH2(A) cache update
nommu: Provide vmalloc_exec().
add addrespace definition for sh2a.
sh: Kill off ARCH_SUPPORTS_AOUT and remnants of a.out support.
sh: define GENERIC_HARDIRQS_NO__DO_IRQ.
sh: define GENERIC_LOCKBREAK.
sh: Save NUMA node data in vmcore for crash dumps.
sh: module_alloc() should be using vmalloc_exec().
sh: Fix up __bug_table handling in module loader.
sh: Add documentation and integrate into docbook build.
sh: Fix up broken kerneldoc comments.
maple: Kill useless private_data pointer.
maple: Clean up maple_driver_register/unregister routines.
input: Clean up maple keyboard driver
maple: allow removal and reinsertion of keyboard driver module
sh: /proc/asids depends on MMU.
arch/sh/boards/mach-se/7343/irq.c: removed duplicated #include
arch/sh/boards/board-ap325rxa.c: removed duplicated #include
sh/boards/Makefile typo fix
...
Diffstat (limited to 'mm')
-rw-r--r-- | mm/nommu.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/mm/nommu.c b/mm/nommu.c index 5edccd9c9218..ed75bc962fbe 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -266,6 +266,27 @@ void *vmalloc_node(unsigned long size, int node) } EXPORT_SYMBOL(vmalloc_node); +#ifndef PAGE_KERNEL_EXEC +# define PAGE_KERNEL_EXEC PAGE_KERNEL +#endif + +/** + * vmalloc_exec - allocate virtually contiguous, executable memory + * @size: allocation size + * + * Kernel-internal function to allocate enough pages to cover @size + * the page level allocator and map them into contiguous and + * executable kernel virtual space. + * + * For tight control over page level allocator and protection flags + * use __vmalloc() instead. + */ + +void *vmalloc_exec(unsigned long size) +{ + return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL_EXEC); +} + /** * vmalloc_32 - allocate virtually contiguous memory (32bit addressable) * @size: allocation size |