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authorGrant Grundler <grundler@gsyprf11.external.hp.com>2006-09-01 14:18:39 -0700
committerMatthew Wilcox <willy@parisc-linux.org>2006-10-04 06:47:57 -0600
commit7908a0c72ee78ba5476c2a773d808c77593719c6 (patch)
tree4e8a1f040aae280035d4936bf5971f39d4d6c5b5 /arch
parent9cf8f370f0777a24808b3485f3b5abb8e736d3e8 (diff)
downloadblackbird-op-linux-7908a0c72ee78ba5476c2a773d808c77593719c6.tar.gz
blackbird-op-linux-7908a0c72ee78ba5476c2a773d808c77593719c6.zip
[PARISC] Prevent processor_probe() from clobbering cpu_data[0]
processor_probe() shouldn't clobber cpu_data[0] cpu_data[0].it_value (used by timer_interrupt()) is already set. Signed-off-by: Grant Grundler <grundler@parisc-linux.org> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/parisc/kernel/processor.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c
index 99d7fca93104..fb81e5687e7c 100644
--- a/arch/parisc/kernel/processor.c
+++ b/arch/parisc/kernel/processor.c
@@ -143,8 +143,9 @@ static int __init processor_probe(struct parisc_device *dev)
p = &cpu_data[cpuid];
boot_cpu_data.cpu_count++;
- /* initialize counters */
- memset(p, 0, sizeof(struct cpuinfo_parisc));
+ /* initialize counters - CPU 0 gets it_value set in time_init() */
+ if (cpuid)
+ memset(p, 0, sizeof(struct cpuinfo_parisc));
p->loops_per_jiffy = loops_per_jiffy;
p->dev = dev; /* Save IODC data in case we need it */
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