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x86/uv: update SCIR driver to use the idle_cpu() function

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Impact: cleanup

Change UV heartbeat function to use idle_cpu to determine cpu's
"idleness".  Realign uv_hub definitions.

Signed-of-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mike Travis 2008-10-27 07:51:20 -07:00 • committed by Ingo Molnar
parent 7f1baa063e
commit 69a72a0e93
2 changed files with 15 additions and 15 deletions
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4
arch/x86/kernel/genx2apic_uv_x.c
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@ -370,8 +370,8 @@ static void uv_heartbeat(unsigned long ignored)
/* flip heartbeat bit */ /* flip heartbeat bit */
bits ^= SCIR_CPU_HEARTBEAT; bits ^= SCIR_CPU_HEARTBEAT;
/* are we the idle thread? */ /* is this cpu idle? */
if (current->pid == 0) if (idle_cpu(raw_smp_processor_id()))
bits &= ~SCIR_CPU_ACTIVITY; bits &= ~SCIR_CPU_ACTIVITY;
else else
bits |= SCIR_CPU_ACTIVITY; bits |= SCIR_CPU_ACTIVITY;