* [PATCH] fix panic in powernow_k8_verify on MP but PSB systems
@ 2004-05-26 20:33 Dominik Brodowski
2004-05-26 21:29 ` Dave Jones
0 siblings, 1 reply; 2+ messages in thread
From: Dominik Brodowski @ 2004-05-26 20:33 UTC (permalink / raw)
To: davej, cpufreq, paul.devriendt
Instead of -ENODEV; powernow_k8_cpu_init returns 0 if it's running on a MP
system but PSB BIOS is tried... this causes a panic in
powernow_k8_verify, as can be seen at
http://forums.gentoo.org/viewtopic.php?t=177423
Signed-off-by: Dominik Brodowski <linux@brodo.de>
--- linux-2.6.7-rc1/arch/i386/kernel/cpu/cpufreq/powernow-k8.c.original 2004-05-24 15:19:13.000000000 +0200
+++ linux-2.6.7-rc1/arch/i386/kernel/cpu/cpufreq/powernow-k8.c 2004-05-26 22:30:43.404982920 +0200
@@ -945,7 +945,7 @@
if ((num_online_cpus() != 1) || (num_possible_cpus() != 1)) {
printk(KERN_INFO PFX "MP systems not supported by PSB BIOS structure\n");
kfree(data);
- return 0;
+ return -ENODEV;
}
rc = find_psb_table(data);
if (rc) {
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2004-05-26 20:33 [PATCH] fix panic in powernow_k8_verify on MP but PSB systems Dominik Brodowski
2004-05-26 21:29 ` Dave Jones
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