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authorRusty Russell <rusty@rustcorp.com.au>2009-02-20 02:29:08 -0500
committerTejun Heo <tj@kernel.org>2009-02-20 02:29:08 -0500
commit313e458f81ec3852106c5a83830fe0d4f405a71a (patch)
tree682cd5b6d7dc4e0e9eccdcc7915820dd33c87a34 /include/linux/percpu.h
parentb36128c830a8f5bd7d4981f5b0b69950f5928ee6 (diff)
alloc_percpu: add align argument to __alloc_percpu.
This prepares for a real __alloc_percpu, by adding an alignment argument. Only one place uses __alloc_percpu directly, and that's for a string. tj: af_inet also uses __alloc_percpu(), update it. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/percpu.h')
-rw-r--r--include/linux/percpu.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index c80cfe1260ec..1fdaee93c04d 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -108,9 +108,10 @@ static inline void percpu_free(void *__pdata)
108 108
109/* (legacy) interface for use without CPU hotplug handling */ 109/* (legacy) interface for use without CPU hotplug handling */
110 110
111#define __alloc_percpu(size) percpu_alloc_mask((size), GFP_KERNEL, \ 111#define __alloc_percpu(size, align) percpu_alloc_mask((size), GFP_KERNEL, \
112 cpu_possible_map) 112 cpu_possible_map)
113#define alloc_percpu(type) (type *)__alloc_percpu(sizeof(type)) 113#define alloc_percpu(type) (type *)__alloc_percpu(sizeof(type), \
114 __alignof__(type))
114#define free_percpu(ptr) percpu_free((ptr)) 115#define free_percpu(ptr) percpu_free((ptr))
115/* 116/*
116 * Use this to get to a cpu's version of the per-cpu object dynamically 117 * Use this to get to a cpu's version of the per-cpu object dynamically