linux-kernel - [PATCH] PM / Domains: Call driver's noirq callbacks

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <1497960327-22832-1-git-send-email-mperttunen@nvidia.com>
Date:   Tue, 20 Jun 2017 15:05:27 +0300
From:   Mikko Perttunen <mperttunen@...dia.com>
To:     <rjw@...ysocki.net>, <khilman@...nel.org>, <ulf.hansson@...aro.org>
CC:     <linux-pm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Mikko Perttunen <mperttunen@...dia.com>
Subject: [PATCH] PM / Domains: Call driver's noirq callbacks

Currently genpd installs its own suspend_noirq and resume_noirq
callbacks, but never calls down to the driver's corresponding
callbacks. Add these calls.

Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
---

 drivers/base/power/domain.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index d3f1d96f75e9..c3b6e6018c02 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -925,6 +925,10 @@ static int pm_genpd_suspend_noirq(struct device *dev)
 			return ret;
 	}
 
+	ret = pm_generic_suspend_noirq(dev);
+	if (ret)
+		return ret;
+
 	genpd_lock(genpd);
 	genpd->suspended_count++;
 	genpd_sync_power_off(genpd, true, 0);
@@ -958,6 +962,10 @@ static int pm_genpd_resume_noirq(struct device *dev)
 	genpd->suspended_count--;
 	genpd_unlock(genpd);
 
+	ret = pm_generic_resume_noirq(dev);
+	if (ret)
+		return ret;
+
 	if (genpd->dev_ops.stop && genpd->dev_ops.start)
 		ret = pm_runtime_force_resume(dev);
 
-- 
2.1.4