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authorDavid S. Miller <davem@davemloft.net>2020-01-09 23:10:26 +0300
committerDavid S. Miller <davem@davemloft.net>2020-01-09 23:13:43 +0300
commita2d6d7ae591c47ebc04926cb29a840adfdde49e6 (patch)
treebe464f987f0ab690481e2783d680aa88574026e4 /drivers/gpu/drm/amd/powerplay/vega20_ppt.c
parentb1daa4d194731ab484fb22742506dd25ad1a5628 (diff)
parente69ec487b2c7c82ef99b4b15122f58a2a99289a3 (diff)
downloadlinux-a2d6d7ae591c47ebc04926cb29a840adfdde49e6.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
The ungrafting from PRIO bug fixes in net, when merged into net-next, merge cleanly but create a build failure. The resolution used here is from Petr Machata. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/vega20_ppt.c')
-rw-r--r--drivers/gpu/drm/amd/powerplay/vega20_ppt.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
index 60b9ff097142..0d3a3b0a934e 100644
--- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
@@ -1678,17 +1678,20 @@ static int vega20_get_metrics_table(struct smu_context *smu,
struct smu_table_context *smu_table= &smu->smu_table;
int ret = 0;
+ mutex_lock(&smu->metrics_lock);
if (!smu_table->metrics_time || time_after(jiffies, smu_table->metrics_time + HZ / 1000)) {
ret = smu_update_table(smu, SMU_TABLE_SMU_METRICS, 0,
(void *)smu_table->metrics_table, false);
if (ret) {
pr_info("Failed to export SMU metrics table!\n");
+ mutex_unlock(&smu->metrics_lock);
return ret;
}
smu_table->metrics_time = jiffies;
}
memcpy(metrics_table, smu_table->metrics_table, sizeof(SmuMetrics_t));
+ mutex_unlock(&smu->metrics_lock);
return ret;
}