From: Prarit Bhargava <prarit@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Prarit Bhargava <prarit@redhat.com>
Subject: [PATCH 0/3 v2] powercap, intel_rapl, implement time window checks
Date: Mon, 21 Dec 2015 09:50:00 -0500 [thread overview]
Message-ID: <1450709403-780-1-git-send-email-prarit@redhat.com> (raw)
In-Reply-To: <1450184532-21150-1-git-send-email-prarit@redhat.com>
The Intel ASDM provides a maximum time window that can be specified when
setting a time window in the RAPL driver. While the ASDM doesn't explicitly
provide a minimum time window value, it does provide a minimum time window
unit that also can be used as a minimum value.
This patchset implements barrier checking for the time windows, and adds
reporting of a known bug in which the maxmimum time window value may be
erroneously set to 0, as well as a module parameter to avoid the maximum
window checks on broken BIOSes.
[v2]: update 3/3 with minor changes
Prarit Bhargava (3):
powercap, intel_rapl, implement get_max_time_window
powercap, intel_rapl, implement check for minimum time window
powercap, intel_rapl, Add ignore_max_time_window_check module
parameter for broken BIOSes
drivers/powercap/intel_rapl.c | 50 +++++++++++++++++++++++++++++++++++++++
drivers/powercap/powercap_sys.c | 6 +++--
2 files changed, 54 insertions(+), 2 deletions(-)
--
1.7.9.3
next prev parent reply other threads:[~2015-12-21 14:50 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 13:02 [PATCH 0/3] " Prarit Bhargava
2015-12-15 13:02 ` [PATCH 1/3] powercap, intel_rapl, implement get_max_time_window Prarit Bhargava
2015-12-17 5:45 ` Seiichi Ikarashi
2015-12-17 12:26 ` Prarit Bhargava
2015-12-15 13:02 ` [PATCH 2/3] powercap, intel_rapl, implement check for minimum time window Prarit Bhargava
2015-12-15 13:02 ` [PATCH 3/3] powercap, intel_rapl, Add ignore_max_window_check module parameter for broken BIOSes Prarit Bhargava
2015-12-18 5:50 ` Seiichi Ikarashi
2015-12-18 12:23 ` Prarit Bhargava
2015-12-21 14:50 ` Prarit Bhargava [this message]
2015-12-21 14:50 ` [PATCH 1/3] powercap, intel_rapl, implement get_max_time_window Prarit Bhargava
2015-12-21 14:50 ` [PATCH 2/3] powercap, intel_rapl, implement check for minimum time window Prarit Bhargava
2015-12-21 14:50 ` [PATCH 3/3] powercap, intel_rapl, Add ignore_max_time_window_check module parameter for broken BIOSes Prarit Bhargava
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