diff options
author | Jesper Juhl <jj@chaosbits.net> | 2010-10-30 21:35:58 +0200 |
---|---|---|
committer | Tony Luck <tony.luck@intel.com> | 2010-12-28 23:13:36 +0100 |
commit | e21763dbce76d3a07ead438f8811b3e4bce0825b (patch) | |
tree | b7a65c1b990a724abfd7aa7f53413de97cb2b0f6 /arch | |
parent | [IA64] eliminate race condition in smp_flush_tlb_mm (diff) | |
download | linux-e21763dbce76d3a07ead438f8811b3e4bce0825b.tar.xz linux-e21763dbce76d3a07ead438f8811b3e4bce0825b.zip |
[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: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/ia64/kernel/perfmon.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 39e534f5a3b0..3aee09d2c2de 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -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); |