From: Catalin Marinas <catalin.marinas@arm.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Qais Yousef <qais.yousef@arm.com>, Will Deacon <will@kernel.org>,
Marc Zyngier <maz@kernel.org>,
"Peter Zijlstra (Intel)" <peterz@infradead.org>,
Morten Rasmussen <morten.rasmussen@arm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
James Morse <james.morse@arm.com>,
linux-arm-kernel@lists.infradead.org, linux-arch@vger.kernel.org
Subject: Re: [RFC PATCH v2 0/4] Add support for Asymmetric AArch32 systems
Date: Wed, 21 Oct 2020 15:35:13 +0100 [thread overview]
Message-ID: <20201021143513.GE3976@gaia> (raw)
In-Reply-To: <20201021133105.GA1164216@kroah.com>
On Wed, Oct 21, 2020 at 03:31:05PM +0200, Greg Kroah-Hartman wrote:
> On Wed, Oct 21, 2020 at 02:15:04PM +0100, Qais Yousef wrote:
> > > Without even looking at the patch set, this is not ok...
> >
> > Sorry about that. Please keep in mind we're still debating if we want to
> > support this upstream.
>
> What do you mean by this?
>
> Do you mean you will keep an out-of-tree patchset for all time for all
> future kernel versions for everyone to pull from and you will support
> for all chips that end up with this type of functionality?
>
> That's a huge task to do, you all must have a lot of money to burn!
From a maintainer perspective (and not as an Arm employee), hopefully
the high cost would be a deterrent to other such hardware combinations
in the future ;). Even if it will (likely) end up in mainline, we
shouldn't make it straightforward.
--
Catalin
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-arch@vger.kernel.org, Will Deacon <will@kernel.org>,
"Peter Zijlstra \(Intel\)" <peterz@infradead.org>,
Marc Zyngier <maz@kernel.org>,
Morten Rasmussen <morten.rasmussen@arm.com>,
James Morse <james.morse@arm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Qais Yousef <qais.yousef@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC PATCH v2 0/4] Add support for Asymmetric AArch32 systems
Date: Wed, 21 Oct 2020 15:35:13 +0100 [thread overview]
Message-ID: <20201021143513.GE3976@gaia> (raw)
In-Reply-To: <20201021133105.GA1164216@kroah.com>
On Wed, Oct 21, 2020 at 03:31:05PM +0200, Greg Kroah-Hartman wrote:
> On Wed, Oct 21, 2020 at 02:15:04PM +0100, Qais Yousef wrote:
> > > Without even looking at the patch set, this is not ok...
> >
> > Sorry about that. Please keep in mind we're still debating if we want to
> > support this upstream.
>
> What do you mean by this?
>
> Do you mean you will keep an out-of-tree patchset for all time for all
> future kernel versions for everyone to pull from and you will support
> for all chips that end up with this type of functionality?
>
> That's a huge task to do, you all must have a lot of money to burn!
From a maintainer perspective (and not as an Arm employee), hopefully
the high cost would be a deterrent to other such hardware combinations
in the future ;). Even if it will (likely) end up in mainline, we
shouldn't make it straightforward.
--
Catalin
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next prev parent reply other threads:[~2020-10-21 14:35 UTC|newest]
Thread overview: 114+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-21 10:46 [RFC PATCH v2 0/4] Add support for Asymmetric AArch32 systems Qais Yousef
2020-10-21 10:46 ` Qais Yousef
2020-10-21 10:46 ` [RFC PATCH v2 1/4] arm64: kvm: Handle " Qais Yousef
2020-10-21 10:46 ` Qais Yousef
2020-10-21 12:02 ` Marc Zyngier
2020-10-21 12:02 ` Marc Zyngier
2020-10-21 13:35 ` Qais Yousef
2020-10-21 13:35 ` Qais Yousef
2020-10-21 13:51 ` Marc Zyngier
2020-10-21 13:51 ` Marc Zyngier
2020-10-21 14:38 ` Qais Yousef
2020-10-21 14:38 ` Qais Yousef
2020-11-02 17:58 ` Qais Yousef
2020-11-02 17:58 ` Qais Yousef
2020-10-21 10:46 ` [RFC PATCH v2 2/4] arm64: Add support for asymmetric AArch32 EL0 configurations Qais Yousef
2020-10-21 10:46 ` Qais Yousef
2020-10-21 15:39 ` Will Deacon
2020-10-21 15:39 ` Will Deacon
2020-10-21 16:21 ` Qais Yousef
2020-10-21 16:21 ` Qais Yousef
2020-10-21 16:52 ` Catalin Marinas
2020-10-21 16:52 ` Catalin Marinas
2020-10-21 17:39 ` Will Deacon
2020-10-21 17:39 ` Will Deacon
2020-10-22 9:53 ` Catalin Marinas
2020-10-22 9:53 ` Catalin Marinas
2020-10-21 10:46 ` [RFC PATCH v2 3/4] arm64: export emulate_sys_reg() Qais Yousef
2020-10-21 10:46 ` Qais Yousef
2020-10-21 10:46 ` [RFC PATCH v2 4/4] arm64: Export id_aar64fpr0 via sysfs Qais Yousef
2020-10-21 10:46 ` Qais Yousef
2020-10-21 11:09 ` Marc Zyngier
2020-10-21 11:09 ` Marc Zyngier
2020-10-21 11:25 ` Greg Kroah-Hartman
2020-10-21 11:25 ` Greg Kroah-Hartman
2020-10-21 11:46 ` Marc Zyngier
2020-10-21 11:46 ` Marc Zyngier
2020-10-21 12:11 ` Greg Kroah-Hartman
2020-10-21 12:11 ` Greg Kroah-Hartman
2020-10-21 13:18 ` Qais Yousef
2020-10-21 13:18 ` Qais Yousef
2020-10-21 12:15 ` Catalin Marinas
2020-10-21 12:15 ` Catalin Marinas
2020-10-21 13:20 ` Qais Yousef
2020-10-21 13:20 ` Qais Yousef
2020-10-21 13:33 ` Morten Rasmussen
2020-10-21 13:33 ` Morten Rasmussen
2020-10-21 14:09 ` Catalin Marinas
2020-10-21 14:09 ` Catalin Marinas
2020-10-21 14:41 ` Morten Rasmussen
2020-10-21 14:41 ` Morten Rasmussen
2020-10-21 14:45 ` Will Deacon
2020-10-21 14:45 ` Will Deacon
2020-10-21 15:10 ` Catalin Marinas
2020-10-21 15:10 ` Catalin Marinas
2020-10-21 15:37 ` Will Deacon
2020-10-21 15:37 ` Will Deacon
2020-10-21 16:18 ` Catalin Marinas
2020-10-21 16:18 ` Catalin Marinas
2020-10-21 17:19 ` Will Deacon
2020-10-21 17:19 ` Will Deacon
2020-10-22 9:55 ` Morten Rasmussen
2020-10-22 9:55 ` Morten Rasmussen
2020-10-21 14:31 ` Qais Yousef
2020-10-21 14:31 ` Qais Yousef
2020-10-22 10:16 ` Morten Rasmussen
2020-10-22 10:16 ` Morten Rasmussen
2020-10-22 10:48 ` Qais Yousef
2020-10-22 10:48 ` Qais Yousef
2020-10-21 14:41 ` Will Deacon
2020-10-21 14:41 ` Will Deacon
2020-10-21 15:03 ` Qais Yousef
2020-10-21 15:03 ` Qais Yousef
2020-10-21 15:23 ` Will Deacon
2020-10-21 15:23 ` Will Deacon
2020-10-21 16:07 ` Qais Yousef
2020-10-21 16:07 ` Qais Yousef
2020-10-21 17:23 ` Will Deacon
2020-10-21 17:23 ` Will Deacon
2020-10-21 19:57 ` Qais Yousef
2020-10-21 19:57 ` Qais Yousef
2020-10-21 20:26 ` Will Deacon
2020-10-21 20:26 ` Will Deacon
2020-10-22 8:16 ` Catalin Marinas
2020-10-22 8:16 ` Catalin Marinas
2020-10-22 9:58 ` Qais Yousef
2020-10-22 9:58 ` Qais Yousef
2020-10-22 13:47 ` Qais Yousef
2020-10-22 13:47 ` Qais Yousef
2020-10-22 13:55 ` Greg Kroah-Hartman
2020-10-22 13:55 ` Greg Kroah-Hartman
2020-10-22 14:31 ` Catalin Marinas
2020-10-22 14:31 ` Catalin Marinas
2020-10-22 14:34 ` Qais Yousef
2020-10-22 14:34 ` Qais Yousef
2020-10-26 19:02 ` Qais Yousef
2020-10-26 19:02 ` Qais Yousef
2020-10-26 19:08 ` Greg Kroah-Hartman
2020-10-26 19:08 ` Greg Kroah-Hartman
2020-10-26 19:18 ` Qais Yousef
2020-10-26 19:18 ` Qais Yousef
2020-10-21 11:28 ` Greg Kroah-Hartman
2020-10-21 11:28 ` Greg Kroah-Hartman
2020-10-21 13:22 ` Qais Yousef
2020-10-21 13:22 ` Qais Yousef
2020-10-21 11:26 ` [RFC PATCH v2 0/4] Add support for Asymmetric AArch32 systems Greg Kroah-Hartman
2020-10-21 11:26 ` Greg Kroah-Hartman
2020-10-21 13:15 ` Qais Yousef
2020-10-21 13:15 ` Qais Yousef
2020-10-21 13:31 ` Greg Kroah-Hartman
2020-10-21 13:31 ` Greg Kroah-Hartman
2020-10-21 13:55 ` Qais Yousef
2020-10-21 13:55 ` Qais Yousef
2020-10-21 14:35 ` Catalin Marinas [this message]
2020-10-21 14:35 ` Catalin Marinas
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