From: viresh.kumar@linaro.org (Viresh Kumar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3 2/8] drivers: boot_constraint: Add boot_constraints_disable kernel parameter
Date: Tue, 29 Aug 2017 12:02:41 +0200 [thread overview]
Message-ID: <20170829100241.GB3101@ubuntu> (raw)
In-Reply-To: <20170829063734.GC12198@kroah.com>
On 29-08-17, 08:37, Greg Kroah-Hartman wrote:
> On Tue, Aug 01, 2017 at 02:53:43PM +0530, Viresh Kumar wrote:
> > + boot_constraints_disable
> > + Do not set any boot constraints for devices.
>
> Shouldn't that be the default? As really, that is what the situation is
> today, why force everyone to always enable the disable value? And
> enabling a value to disable something is usually a sign of bad naming...
I will explain once again how it is getting used and then will do whatever you
suggest.
- Platforms that don't need boot constraints should not enable the CONFIG in the
first place. Though we use the same kernel image on multiple hardware types
many times.
- If a platform doesn't have a platform-specific driver that adds constraints at
boot, then the boot constraint core wouldn't get into picture at all and it is
as good as being disabled.
- And the above boot-argument (boot_constraints_disable) is used ONLY in the
case where the platform driver is adding boot constraints at runtime.
So, the boot-constraints are disabled by default for everyone even if the
configuration is enabled. And that's why I named it the way it is right now.
Do you still feel that it needs to be renamed?
--
viresh
next prev parent reply other threads:[~2017-08-29 10:02 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-01 9:23 [PATCH V3 0/8] drivers: Boot Constraints core Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 1/8] drivers: Add boot constraints core Viresh Kumar
2017-08-29 6:39 ` Greg Kroah-Hartman
2017-08-29 9:52 ` Viresh Kumar
2017-08-29 12:03 ` Greg Kroah-Hartman
2017-09-04 9:15 ` Viresh Kumar
2017-09-04 9:38 ` Greg Kroah-Hartman
2017-09-19 22:46 ` Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 2/8] drivers: boot_constraint: Add boot_constraints_disable kernel parameter Viresh Kumar
2017-08-29 6:37 ` Greg Kroah-Hartman
2017-08-29 6:48 ` Jani Nikula
2017-08-29 10:02 ` Viresh Kumar [this message]
2017-08-29 11:56 ` Greg Kroah-Hartman
2017-08-01 9:23 ` [PATCH V3 3/8] drivers: boot_constraint: Add support for supply constraints Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 4/8] drivers: boot_constraint: Add support for clk constraints Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 5/8] drivers: boot_constraint: Add support for PM constraints Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 6/8] drivers: boot_constraint: Add debugfs support Viresh Kumar
2017-08-29 6:36 ` Greg Kroah-Hartman
2017-08-29 10:04 ` Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 7/8] drivers: boot_constraint: Manage deferrable constraints Viresh Kumar
2017-08-01 9:23 ` [PATCH V3 8/8] drivers: boot_constraint: Add Qualcomm display controller constraints Viresh Kumar
2017-09-04 16:25 ` Pavel Machek
2017-09-19 22:40 ` Viresh Kumar
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