diff options
| author | Laura Abbott <lauraa@codeaurora.org> | 2014-10-09 15:26:35 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-01-22 21:51:29 +0000 |
| commit | b4382e715d6240e460c29a730c5fe9740aea68e5 (patch) | |
| tree | 44bd16355ed7f079b0e369b159b45a6bfc2eed75 /include | |
| parent | 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff) | |
lib/genalloc.c: add power aligned algorithm
One of the more common algorithms used for allocation is to align the
start address of the allocation to the order of size requested. Add this
as an algorithm option for genalloc.
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: Olof Johansson <olof@lixom.net>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: David Riley <davidriley@chromium.org>
Cc: Ritesh Harjain <ritesh.harjani@gmail.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit 505e3be6c082489a32a88e042f930d047b6415bc)
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/genalloc.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/genalloc.h b/include/linux/genalloc.h index 661d374aeb2d..d278793da6e7 100644 --- a/include/linux/genalloc.h +++ b/include/linux/genalloc.h @@ -106,6 +106,10 @@ extern void gen_pool_set_algo(struct gen_pool *pool, genpool_algo_t algo, extern unsigned long gen_pool_first_fit(unsigned long *map, unsigned long size, unsigned long start, unsigned int nr, void *data); +extern unsigned long gen_pool_first_fit_order_align(unsigned long *map, + unsigned long size, unsigned long start, unsigned int nr, + void *data); + extern unsigned long gen_pool_best_fit(unsigned long *map, unsigned long size, unsigned long start, unsigned int nr, void *data); |