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Commit e21763db authored by Jesper Juhl's avatar Jesper Juhl Committed by Tony Luck
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[IA64] perfmon: Change vmalloc to vzalloc and drop memset. 



vzalloc() nicely zeroes memory for us, so we don't have to do a vmalloc()
and then manually memset() the returned memory when all we want is for it
to be zero. Patch changes this for pfm_rvmalloc().

Signed-off-by: default avatarJesper Juhl <jj@chaosbits.net>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 75c1c91c

arch/ia64/kernel/perfmon.c

+1 −2
Original line number Diff line number Diff line
@@ -829,10 +829,9 @@ pfm_rvmalloc(unsigned long size) 
	unsigned long addr;



	size = PAGE_ALIGN(size);

	mem  = vmalloc(size);

	mem  = vzalloc(size);

	if (mem) {

		//printk("perfmon: CPU%d pfm_rvmalloc(%ld)=%p\n", smp_processor_id(), size, mem);

		memset(mem, 0, size);

		addr = (unsigned long)mem;

		while (size > 0) {

			pfm_reserve_page(addr);