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-rw-r--r--drivers/powercap/intel_rapl.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c
index a5eddfbb0230..5efacd050c7d 100644
--- a/drivers/powercap/intel_rapl.c
+++ b/drivers/powercap/intel_rapl.c
@@ -1147,9 +1147,11 @@ static int rapl_unregister_powercap(void)
pr_debug("remove package, undo power limit on %d: %s\n",
rp->id, rd->name);
rapl_write_data_raw(rd, PL1_ENABLE, 0);
- rapl_write_data_raw(rd, PL2_ENABLE, 0);
rapl_write_data_raw(rd, PL1_CLAMP, 0);
- rapl_write_data_raw(rd, PL2_CLAMP, 0);
+ if (find_nr_power_limit(rd) > 1) {
+ rapl_write_data_raw(rd, PL2_ENABLE, 0);
+ rapl_write_data_raw(rd, PL2_CLAMP, 0);
+ }
if (rd->id == RAPL_DOMAIN_PACKAGE) {
rd_package = rd;
continue;