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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-11-22 09:18:16 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-11-22 09:18:16 -0800 |
| commit | a6b0373ffcd8950b9121195e09c5d7c73e6e9f5d (patch) | |
| tree | 6dd3b7ad8df312f9ce204247ad1906b964f187b1 /kernel | |
| parent | Merge tag 'drm-fixes-2019-11-22' of git://anongit.freedesktop.org/drm/drm (diff) | |
| parent | PM: QoS: Invalidate frequency QoS requests after removal (diff) | |
| download | linux-dev-a6b0373ffcd8950b9121195e09c5d7c73e6e9f5d.tar.xz linux-dev-a6b0373ffcd8950b9121195e09c5d7c73e6e9f5d.zip | |
Merge tag 'pm-5.4-final' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management regression fix from Rafael Wysocki:
"Fix problems with switching cpufreq drivers on some x86 systems with
ACPI (and with changing the operation modes of the intel_pstate driver
on those systems) introduced by recent changes related to the
management of frequency limits in cpufreq"
* tag 'pm-5.4-final' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
PM: QoS: Invalidate frequency QoS requests after removal
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/power/qos.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/power/qos.c b/kernel/power/qos.c index 04e83fdfbe80..a45cba7df0ae 100644 --- a/kernel/power/qos.c +++ b/kernel/power/qos.c @@ -814,6 +814,8 @@ EXPORT_SYMBOL_GPL(freq_qos_update_request); */ int freq_qos_remove_request(struct freq_qos_request *req) { + int ret; + if (!req) return -EINVAL; @@ -821,7 +823,11 @@ int freq_qos_remove_request(struct freq_qos_request *req) "%s() called for unknown object\n", __func__)) return -EINVAL; - return freq_qos_apply(req, PM_QOS_REMOVE_REQ, PM_QOS_DEFAULT_VALUE); + ret = freq_qos_apply(req, PM_QOS_REMOVE_REQ, PM_QOS_DEFAULT_VALUE); + req->qos = NULL; + req->type = 0; + + return ret; } EXPORT_SYMBOL_GPL(freq_qos_remove_request); |