* [PATCH][vandrove@vc.cvut.cz: Re: 2.5.39-bk crashes here when P4 clock modulation enabled]
@ 2002-09-30 20:37 Dominik Brodowski
0 siblings, 0 replies; only message in thread
From: Dominik Brodowski @ 2002-09-30 20:37 UTC (permalink / raw)
To: torvalds, alan; +Cc: linux-kernel, cpufreq, m.c.p
Hi Linus, Alan,
In two drivers a wrong size of memory was allocated for cpufreq_driver: as
it must include NR_CPUS times a struct cpufreq_policy (and not struct
cpufreq_freqs). Thanks to Petr Vandrovec for this patch.
Dominik
diff -urdN linux/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c linux/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
--- linux/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c 2002-09-30 11:47:34.000000000 +0000
+++ linux/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c 2002-09-30 19:52:33.000000000 +0000
@@ -221,7 +221,7 @@
printk(KERN_INFO PFX "P4/Xeon(TM) CPU On-Demand Clock Modulation available\n");
driver = kmalloc(sizeof(struct cpufreq_driver) +
- NR_CPUS * sizeof(struct cpufreq_freqs), GFP_KERNEL);
+ NR_CPUS * sizeof(struct cpufreq_policy), GFP_KERNEL);
if (!driver)
return -ENOMEM;
diff -urdN linux/arch/i386/kernel/cpu/cpufreq/powernow-k6.c linux/arch/i386/kernel/cpu/cpufreq/powernow-k6.c
--- linux/arch/i386/kernel/cpu/cpufreq/powernow-k6.c 2002-09-30 11:47:18.000000000 +0000
+++ linux/arch/i386/kernel/cpu/cpufreq/powernow-k6.c 2002-09-30 19:53:01.000000000 +0000
@@ -234,7 +234,7 @@
/* initialization of main "cpufreq" code*/
driver = kmalloc(sizeof(struct cpufreq_driver) +
- NR_CPUS * sizeof(struct cpufreq_freqs), GFP_KERNEL);
+ NR_CPUS * sizeof(struct cpufreq_policy), GFP_KERNEL);
if (!driver) {
release_region (POWERNOW_IOPORT, 16);
return -ENOMEM;
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2002-09-30 20:37 [PATCH][vandrove@vc.cvut.cz: Re: 2.5.39-bk crashes here when P4 clock modulation enabled] Dominik Brodowski
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