linux-kernel - Re: [PATCH v2] MMC: fix all hangs related to mmc/sd card insert/removal during suspend/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: <1276428449.16701.0.camel@maxim-laptop>
Date:	Sun, 13 Jun 2010 14:27:29 +0300
From:	Maxim Levitsky <maximlevitsky@...il.com>
To:	linux-mmc <linux-mmc@...r.kernel.org>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	linux-pm <linux-pm@...ts.linux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Philip Langdale <philipl@...rt.org>
Subject: Re: [PATCH v2] MMC: fix all hangs related to mmc/sd card
 insert/removal during suspend/resume.

On Fri, 2010-06-11 at 22:19 +0300, Maxim Levitsky wrote: 
> If you don't use CONFIG_MMC_UNSAFE_RESUME, card will now be removed
> in pm notified while userspace is still running.
> Thus it will be possible to sync it propely.
> 
> Card detect workqueue is now freezeable, therefore a card insert/removal event will
> wait till userspace is unfrozen.
> 
> Tested with and without CONFIG_MMC_UNSAFE_RESUME with suspend and hibernate.
And I say it is now well tested.
All attempts to hang the system failed.

Best regards,
Maxim Levitsky

--
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/