powernow-k8.c: In function `query_current_values_with_pending_wait':

[deliverable/linux.git] / arch / i386 / kernel / cpu / cpufreq / powernow-k8.c

diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
index 7fe5b2aaa2099c51ec1db7a99849f659b8b9881f..de5deebc0154b42934d4a958c7f277e54e39445c 100644 (file)
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -110,14 +110,13 @@ static int query_current_values_with_pending_wait(struct powernow_k8_data *data)
        u32 lo, hi;
        u32 i = 0;
 
-       lo = MSR_S_LO_CHANGE_PENDING;
-       while (lo & MSR_S_LO_CHANGE_PENDING) {
+       do {
                if (i++ > 0x1000000) {
                        printk(KERN_ERR PFX "detected change pending stuck\n");
                        return 1;
                }
                rdmsr(MSR_FIDVID_STATUS, lo, hi);
-       }
+       } while (lo & MSR_S_LO_CHANGE_PENDING);
 
        data->currvid = hi & MSR_S_HI_CURRENT_VID;
        data->currfid = lo & MSR_S_LO_CURRENT_FID;