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
| ||
|
Date: Mon, 6 Nov 2017 12:23:45 +0100 From: "Rafael J. Wysocki" <rafael@...nel.org> To: Ulf Hansson <ulf.hansson@...aro.org> Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>, Linux PM <linux-pm@...r.kernel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, Alan Stern <stern@...land.harvard.edu>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, LKML <linux-kernel@...r.kernel.org>, Linux ACPI <linux-acpi@...r.kernel.org>, Linux PCI <linux-pci@...r.kernel.org>, Linux Documentation <linux-doc@...r.kernel.org>, Mika Westerberg <mika.westerberg@...ux.intel.com>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Kevin Hilman <khilman@...nel.org> Subject: Re: [PATCH v2 3/6] PM / core: Add SMART_SUSPEND driver flag On Mon, Nov 6, 2017 at 9:09 AM, Ulf Hansson <ulf.hansson@...aro.org> wrote: > On 28 October 2017 at 00:22, Rafael J. Wysocki <rjw@...ysocki.net> wrote: >> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com> >> >> Define and document a SMART_SUSPEND flag to instruct bus types and PM >> domains that the system suspend callbacks provided by the driver can >> cope with runtime-suspended devices, so from the driver's perspective >> it should be safe to leave devices in runtime suspend during system >> suspend. >> >> Setting that flag may also cause middle-layer code (bus types, >> PM domains etc.) to skip invocations of the ->suspend_late and >> ->suspend_noirq callbacks provided by the driver if the device >> is in runtime suspend at the beginning of the "late" phase of >> the system-wide suspend transition, in which case the driver's >> system-wide resume callbacks may be invoked back-to-back with >> its ->runtime_suspend callback, so the driver has to be able to >> cope with that too. >> >> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com> >> Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> > > If not too late: > > Reviewed-by: Ulf Hansson <ulf.hansson@...aro.org> Not too late, thanks! I'll be sending the next batch of this shortly. :-)
Powered by blists - more mailing lists