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From: Catalin Marinas <catalin.marinas@arm.com>
To: Ryan Roberts <ryan.roberts@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Mark Rutland <mark.rutland@arm.com>,
	John Hubbard <jhubbard@nvidia.com>,
	linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org
Subject: Re: [PATCH 1/2] arm64/mm: Export contpte symbols only to GPL users
Date: Mon, 4 Mar 2024 17:38:35 +0000	[thread overview]
Message-ID: <ZeYHG-0KK91jL8Nq@arm.com> (raw)
In-Reply-To: <20240226120321.1055731-2-ryan.roberts@arm.com>

On Mon, Feb 26, 2024 at 12:03:20PM +0000, Ryan Roberts wrote:
> The contpte symbols must be exported since some of the public inline
> ptep_* APIs are called from modules and these inlines now call the
> contpte functions. Originally they were exported as EXPORT_SYMBOL() for
> fear of breaking out-of-tree modules. But we subsequently concluded that
> EXPORT_SYMBOL_GPL() should be safe since these functions are deeply core
> mm routines, and any module operating at this level is not going to be
> able to survive on EXPORT_SYMBOL alone.
> 
> Link: https://lore.kernel.org/linux-mm/f9fc2b31-11cb-4969-8961-9c89fea41b74@nvidia.com/
> Signed-off-by: Ryan Roberts <ryan.roberts@arm.com>

Acked-by: Catalin Marinas <catalin.marinas@arm.com>

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WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Ryan Roberts <ryan.roberts@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Mark Rutland <mark.rutland@arm.com>,
	John Hubbard <jhubbard@nvidia.com>,
	linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org
Subject: Re: [PATCH 1/2] arm64/mm: Export contpte symbols only to GPL users
Date: Mon, 4 Mar 2024 17:38:35 +0000	[thread overview]
Message-ID: <ZeYHG-0KK91jL8Nq@arm.com> (raw)
In-Reply-To: <20240226120321.1055731-2-ryan.roberts@arm.com>

On Mon, Feb 26, 2024 at 12:03:20PM +0000, Ryan Roberts wrote:
> The contpte symbols must be exported since some of the public inline
> ptep_* APIs are called from modules and these inlines now call the
> contpte functions. Originally they were exported as EXPORT_SYMBOL() for
> fear of breaking out-of-tree modules. But we subsequently concluded that
> EXPORT_SYMBOL_GPL() should be safe since these functions are deeply core
> mm routines, and any module operating at this level is not going to be
> able to survive on EXPORT_SYMBOL alone.
> 
> Link: https://lore.kernel.org/linux-mm/f9fc2b31-11cb-4969-8961-9c89fea41b74@nvidia.com/
> Signed-off-by: Ryan Roberts <ryan.roberts@arm.com>

Acked-by: Catalin Marinas <catalin.marinas@arm.com>


  parent reply	other threads:[~2024-03-04 17:38 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-26 12:03 [PATCH 0/2] Address some contpte nits Ryan Roberts
2024-02-26 12:03 ` Ryan Roberts
2024-02-26 12:03 ` [PATCH 1/2] arm64/mm: Export contpte symbols only to GPL users Ryan Roberts
2024-02-26 12:03   ` Ryan Roberts
2024-02-26 12:25   ` David Hildenbrand
2024-02-26 12:25     ` David Hildenbrand
2024-02-26 12:40     ` Ryan Roberts
2024-02-26 12:40       ` Ryan Roberts
2024-02-27  2:49   ` John Hubbard
2024-02-27  2:49     ` John Hubbard
2024-03-04 17:38   ` Catalin Marinas [this message]
2024-03-04 17:38     ` Catalin Marinas
2024-02-26 12:03 ` [PATCH 2/2] arm64/mm: Improve comment in contpte_ptep_get_lockless() Ryan Roberts
2024-02-26 12:03   ` Ryan Roberts
2024-02-26 12:30   ` David Hildenbrand
2024-02-26 12:30     ` David Hildenbrand
2024-02-26 12:37     ` Ryan Roberts
2024-02-26 12:37       ` Ryan Roberts
2024-02-26 12:40       ` David Hildenbrand
2024-02-26 12:40         ` David Hildenbrand
2024-02-27 23:45   ` John Hubbard
2024-02-27 23:45     ` John Hubbard
2024-03-01 18:47   ` Catalin Marinas
2024-03-01 18:47     ` Catalin Marinas
2024-03-04 12:54     ` Ryan Roberts
2024-03-04 12:54       ` Ryan Roberts
2024-03-04 17:37       ` Catalin Marinas
2024-03-04 17:37         ` Catalin Marinas
2024-03-04 18:40         ` Ryan Roberts
2024-03-04 18:40           ` Ryan Roberts
2024-03-04 22:04           ` David Hildenbrand
2024-03-04 22:04             ` David Hildenbrand
2024-03-05  9:13             ` Ryan Roberts
2024-03-05  9:13               ` Ryan Roberts
2024-03-05  9:14             ` Ryan Roberts
2024-03-05  9:14               ` Ryan Roberts

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