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profile: Use vzalloc() rather than vmalloc() & memset()

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There's no reason to memset() manually when we have vzalloc().

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: William Irwin <wli@holomorphy.com>
LKML-Reference: <alpine.LNX.2.00.1010302150310.1572@swampdragon.chaosbits.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jesper Juhl 2010-10-30 21:56:26 +02:00 committed by Ingo Molnar
parent 3985c7ce85
commit 559fa6e76b
1 changed files with 2 additions and 4 deletions
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6
kernel/profile.c
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@ -126,11 +126,9 @@ int __ref profile_init(void)
if (prof_buffer) if (prof_buffer)
return 0; return 0;
prof_buffer = vmalloc(buffer_bytes); prof_buffer = vzalloc(buffer_bytes);
if (prof_buffer) { if (prof_buffer)
memset(prof_buffer, 0, buffer_bytes);
return 0; return 0;
}
free_cpumask_var(prof_cpu_mask); free_cpumask_var(prof_cpu_mask);
return -ENOMEM; return -ENOMEM;