Commit 7af4c093 authored by Jesper Juhl's avatar Jesper Juhl Committed by Tejun Heo
Browse files

percpu: zero memory more efficiently in mm/percpu.c::pcpu_mem_alloc() 



Don't do vmalloc() + memset() when vzalloc() will do.

tj: dropped unnecessary temp variable ptr.

Signed-off-by: default avatarJesper Juhl <jj@chaosbits.net>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent cf7d7e5a

mm/percpu.c

+2 −6
Original line number Diff line number Diff line
@@ -293,12 +293,8 @@ static void *pcpu_mem_alloc(size_t size) 


	if (size <= PAGE_SIZE)

		return kzalloc(size, GFP_KERNEL);

	else {

		void *ptr = vmalloc(size);

		if (ptr)

			memset(ptr, 0, size);

		return ptr;

	}

	else

		return vzalloc(size);

}



/**