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author | Tejun Heo <tj@kernel.org> | 2009-08-14 15:00:49 +0900 |
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committer | Tejun Heo <tj@kernel.org> | 2009-08-14 15:00:49 +0900 |
commit | 08fc45806103e59a37418e84719b878f9bb32540 (patch) | |
tree | 8b39b7769fd42457bdb2950ce02d9893f39c0b7d /include/linux | |
parent | 00ae4064b1445524752575dd84df227c0687c99d (diff) | |
download | linux-3.10-08fc45806103e59a37418e84719b878f9bb32540.tar.gz linux-3.10-08fc45806103e59a37418e84719b878f9bb32540.tar.bz2 linux-3.10-08fc45806103e59a37418e84719b878f9bb32540.zip |
percpu: build first chunk allocators selectively
There's no need to build unused first chunk allocators in. Define
CONFIG_NEED_PER_CPU_*_FIRST_CHUNK and let archs enable them
selectively.
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/percpu.h | 27 |
1 files changed, 5 insertions, 22 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 7989f61b03f..e26788e0da4 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -70,17 +70,21 @@ extern size_t __init pcpu_setup_first_chunk( ssize_t dyn_size, size_t unit_size, void *base_addr, const int *unit_map); +#ifdef CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK extern ssize_t __init pcpu_embed_first_chunk( size_t static_size, size_t reserved_size, ssize_t dyn_size); +#endif +#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK extern ssize_t __init pcpu_page_first_chunk( size_t static_size, size_t reserved_size, pcpu_fc_alloc_fn_t alloc_fn, pcpu_fc_free_fn_t free_fn, pcpu_fc_populate_pte_fn_t populate_pte_fn); +#endif -#ifdef CONFIG_NEED_MULTIPLE_NODES +#ifdef CONFIG_NEED_PER_CPU_LPAGE_FIRST_CHUNK extern int __init pcpu_lpage_build_unit_map( size_t static_size, size_t reserved_size, ssize_t *dyn_sizep, size_t *unit_sizep, @@ -98,27 +102,6 @@ extern ssize_t __init pcpu_lpage_first_chunk( extern void *pcpu_lpage_remapped(void *kaddr); #else -static inline int pcpu_lpage_build_unit_map( - size_t static_size, size_t reserved_size, - ssize_t *dyn_sizep, size_t *unit_sizep, - size_t lpage_size, int *unit_map, - pcpu_fc_cpu_distance_fn_t cpu_distance_fn) -{ - return -EINVAL; -} - -static inline ssize_t __init pcpu_lpage_first_chunk( - size_t static_size, size_t reserved_size, - size_t dyn_size, size_t unit_size, - size_t lpage_size, const int *unit_map, - int nr_units, - pcpu_fc_alloc_fn_t alloc_fn, - pcpu_fc_free_fn_t free_fn, - pcpu_fc_map_fn_t map_fn) -{ - return -EINVAL; -} - static inline void *pcpu_lpage_remapped(void *kaddr) { return NULL; |