linux-kernel - Re: [PATCH v2 0/2] Convert regulator drivers to use devm_kmemdup

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Message-ID: <Z8mXJUwt4q2NY059@smile.fi.intel.com>
Date: Thu, 6 Mar 2025 14:37:57 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Raag Jadav <raag.jadav@...el.com>
Cc: Mark Brown <broonie@...nel.org>, lgirdwood@...il.com,
	bleung@...omium.org, groeck@...omium.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2] Convert regulator drivers to use
 devm_kmemdup_array()

On Thu, Mar 06, 2025 at 01:32:19PM +0200, Raag Jadav wrote:
> On Thu, Mar 06, 2025 at 01:04:32PM +0200, Andy Shevchenko wrote:
> > On Thu, Mar 06, 2025 at 12:14:59PM +0200, Raag Jadav wrote:
> > > On Thu, Mar 06, 2025 at 11:19:31AM +0200, Andy Shevchenko wrote:
> > > > On Thu, Mar 06, 2025 at 04:15:55AM +0200, Raag Jadav wrote:
> > > > > On Fri, Feb 28, 2025 at 09:22:47PM +0000, Mark Brown wrote:
> > > > > > On Fri, 28 Feb 2025 12:50:55 +0530, Raag Jadav wrote:
> > > > > > > This series converts regulator drivers to use the newly introduced[1]
> > > > > > > devm_kmemdup_array() helper. This depends on changes available on
> > > > > > > immutable tag[2].
> > > > > > > 
> > > > > > > [1] https://lore.kernel.org/r/20250212062513.2254767-1-raag.jadav@intel.com
> > > > > > > [2] https://lore.kernel.org/r/Z7xGpz3Q4Zj6YHx7@black.fi.intel.com
> > > > > > > 
> > > > > > > [...]
> > > > > > 
> > > > > > Applied to
> > > > > > 
> > > > > >    https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next
> > > > > 
> > > > > Thank you.
> > > > > 
> > > > > Unless there's a nuance intended in the merge series title that I'm unable
> > > > > to understand, it probably seems incomplete.
> > > > 
> > > > I believe it's an issue somewhere in the scripts. The long Subject line is
> > > > split in the mailbox and that's probably is not supported by the machinery.
> > > > 
> > > > You are not the only one who reports this issue.
> > > 
> > > While I'm not well educated on the machinery, I'm also seeing devm_kmemdup_array()
> > > introduction commit reordered in -next and thinking perhaps it can cause issues
> > > with bisect, especially after final merge into Linus' tree?
> > 
> > I;m not sure what you exactly pointing out here. Mark seems applied only
> > necessary part of the immutable tag, which have the same effect. The Git merges
> > only once the stuff as long as it has the same hash.
> 
> $ git describe
> next-20250306
> 
> $ git log --oneline --grep raag

--author="Raag ..."

...

> 1f4c7f3b3afa Merge patch series "Split devres APIs to device/devres.h and introduce devm_kmemdup_array()"
> a103b833ac38 devres: Introduce devm_kmemdup_array()
> b8c38ccb2ca5 input: ipaq-micro-keys: use devm_kmemdup_array()
> cdcc09a495a4 input: sparse-keymap: use devm_kmemdup_array()
> a0d78eec8839 iio: adc: xilinx-xadc-core: use devm_kmemdup_array()
> 86068aca7548 pinctrl: pxa2xx: use devm_kmemdup_array()
> 91bfcc7a2fdb pinctrl: tangier: use devm_kmemdup_array()
> d795fb90d6c6 pinctrl: cherryview: use devm_kmemdup_array()
> f192c8447f4e pinctrl: baytrail: copy communities using devm_kmemdup_array()
> 753764aa8eb5 pinctrl: intel: copy communities using devm_kmemdup_array()
> a21cad931276 driver core: Split devres APIs to device/devres.h
> 18311a766c58 err.h: move IOMEM_ERR_PTR() to err.h
> 
> I'm expecting commit a103b833ac38 to be before its users, or perhaps I'm
> doing something wrong here?

$ git tag --contains a103b833ac38
ib-devres-iio-input-pinctrl-v6.15
next-20250225
next-20250226
next-20250227
next-20250228
next-20250303
next-20250304
next-20250305
next-20250306

-- 
With Best Regards,
Andy Shevchenko