| 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: Thu, 19 Mar 2009 18:09:00 +0000 From: Liam Girdwood <lrg@...mlogic.co.uk> To: Mark Brown <broonie@...nsource.wolfsonmicro.com> Cc: linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/2] regulator: Don't increment use_count for boot_on regulators On Mon, 2009-03-16 at 19:36 +0000, Mark Brown wrote: > Don't set use_count for regulators that are enabled at boot since this > stops the supply being disabled by well-behaved consumers which do > balanced enables and disabled. Any consumers which don't do disables > which are not matched by enables are unable to share regulators - shared > regulators are the common case so the API should facilitate them. > > Consumers that want to disable regulators that are enabled when they > start have two options: > > - Do a regulator_enable() prior to the disable to bring the use count > in sync with the hardware state; this will ensure that if the > regulator was enabled by another driver then this consumer will play > nicely with it. > - Use regulator_force_disable(); this explicitly bypasses any checks > done by the core and documents the inability of the driver to share > the supply. > > Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com> > --- > drivers/regulator/core.c | 1 - > 1 files changed, 0 insertions(+), 1 deletions(-) Applied. Thanks Liam -- 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/
Powered by blists - more mailing lists