linux-kernel - Re: [PATCH v2 0/7] hwrng: Add support for STMicroelectronics' RNG IP

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Message-ID: <20150930142812.GA19039@gondor.apana.org.au>
Date:	Wed, 30 Sep 2015 22:28:13 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	linux-crypto@...r.kernel.org,
	Peter Korsgaard <peter@...sgaard.com>,
	Fabio Estevam <festevam@...il.com>,
	Kieran Bingham <kieranbingham@...il.com>,
	"kernel@...inux.com" <kernel@...inux.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH v2 0/7] hwrng: Add support for STMicroelectronics' RNG IP

On Wed, Sep 30, 2015 at 03:15:39PM +0100, Lee Jones wrote:
>
> > I prefer not to merge patches that cannot be tested.  Without
> > the DT bits in patch 6 the other five patches are useless.  So
> > I think patch 6 should be applied together with the other five
> > which add the driver.
> 
> That's crazy talk.  If all subsystem maintainers abide by this rule
> there would be chaos.  We'd either need to send pull-requests to each
> other for every set which crossed a subsystems boundary, or 1000's of
> merge conflicts would ensue at merge time.
> 
> The (sensible) rule we normally stick to is; as long as there isn't
> a _build_ dependency, then the patches should filter though their
> respective trees; _functional_ dependencies have nothing to do with
> us as maintainers.  Another chaos preventing rule we abide by is; thou
> shalt not apply patches belonging to other maintainer's subsystems
> without the appropriate Ack-by and a subsequent "you may take this
> though your tree" and/or "please send me an immutable pull-request".

So you want the series to be merged in two parts via two different
trees where neither can be tested? That sounds crazy to me.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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