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[PATCH] cpufreq: SMP fix for conservative governor

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Don't try to access not-present CPUs.  Conservative governor will always
oops on SMP without this fix.

Fixes http://bugzilla.kernel.org/show_bug.cgi?id=4781

Signed-off-by: Venkatesh Pallipadi <[email protected]>
Signed-off-by: Dave Jones <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Dave Jones 2005-10-27 16:16:25 -07:00 • committed by Linus Torvalds
commit 9273214409
1 changed files with 3 additions and 3 deletions
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6
drivers/cpufreq/cpufreq_conservative.c
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@ -315,9 +315,9 @@ static void dbs_check_cpu(int cpu)
policy = this_dbs_info->cur_policy;
if ( init_flag == 0 ) {
for ( /* NULL */; init_flag < NR_CPUS; init_flag++ ) {
dbs_info = &per_cpu(cpu_dbs_info, init_flag);
requested_freq[cpu] = dbs_info->cur_policy->cur;
for_each_online_cpu(j) {
dbs_info = &per_cpu(cpu_dbs_info, j);
requested_freq[j] = dbs_info->cur_policy->cur;
}
init_flag = 1;
}