linux-kernel - Re: [PATCH] PCI / PCIe: Clear Root PME Status bits during early resume

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

Message-Id: <201012191341.23601.rjw@sisk.pl>
Date:	Sun, 19 Dec 2010 13:41:23 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Matthew Wilcox <matthew@....cx>
Cc:	linux-pci@...r.kernel.org, Jesse Barnes <jbarnes@...tuousgeek.org>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Linux-pm mailing list" <linux-pm@...ts.linux-foundation.org>
Subject: Re: [PATCH] PCI / PCIe: Clear Root PME Status bits during early resume

On Sunday, December 19, 2010, Rafael J. Wysocki wrote:
> On Sunday, December 19, 2010, Matthew Wilcox wrote:
> > On Sun, Dec 19, 2010 at 11:49:40AM +0100, Rafael J. Wysocki wrote:
> > > in pci_pm_default_resume_early() and not in the port's resume
> > > routine, because it's generally necessary even if the PCI Express
> > > port driver is not used).
> > 
> > We should make it impossible to not use the PCIe port driver.
> 
> Actually, that's not correct.  In some cases (e.g. _OSI doesn't allow us

That should have been _OSC(), sorry.

> to use PCIe native services), we simply can't use it (because it is unsafe
> and leads to serious problems).

Thanks,
Rafael
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/