Revision cfc6a554d7a364997a43964b4b1290487f890447 authored by Eric Miao on 07 September 2010, 07:10:14 UTC, committed by Eric Miao on 25 September 2010, 01:47:03 UTC
When CONFIG_PXA3xx is not selected, cpu_is_pxa3xx() doesn't expand to zero, which in some places doesn't result in correct optimization. Signed-off-by: Eric Miao <eric.y.miao@gmail.com> Reported-and-tested-by: Marek Vasut <marek.vasut@gmail.com>
1 parent 32c4dad
percpu_up.c
/*
* mm/percpu_up.c - dummy percpu memory allocator implementation for UP
*/
#include <linux/module.h>
#include <linux/percpu.h>
#include <linux/slab.h>
void __percpu *__alloc_percpu(size_t size, size_t align)
{
/*
* Can't easily make larger alignment work with kmalloc. WARN
* on it. Larger alignment should only be used for module
* percpu sections on SMP for which this path isn't used.
*/
WARN_ON_ONCE(align > SMP_CACHE_BYTES);
return (void __percpu __force *)kzalloc(size, GFP_KERNEL);
}
EXPORT_SYMBOL_GPL(__alloc_percpu);
void free_percpu(void __percpu *p)
{
kfree(this_cpu_ptr(p));
}
EXPORT_SYMBOL_GPL(free_percpu);
phys_addr_t per_cpu_ptr_to_phys(void *addr)
{
return __pa(addr);
}
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