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From: Peter Xu <peterx@redhat.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org,
	linux-riscv@lists.infradead.org,
	Oscar Salvador <osalvador@suse.de>
Subject: Re: [PATCH v2 1/3] arch/x86: Drop own definition of pgd,p4d_leaf
Date: Wed, 10 Jul 2024 10:43:41 -0400	[thread overview]
Message-ID: <Zo6eHVBcUyznRalN@x1n> (raw)
In-Reply-To: <bcd6ab8246348f18fdc77694e321ee6458f05781.1720597744.git.christophe.leroy@csgroup.eu>

On Wed, Jul 10, 2024 at 09:51:20AM +0200, Christophe Leroy wrote:
> From: Oscar Salvador <osalvador@suse.de>
> 
> We provide generic definitions of pXd_leaf in pgtable.h when the arch
> do not define their own, where the generic pXd_leaf always return false.
> 
> Although x86 defines {pgd,p4d}_leaf, they end up being a no-op, so drop them
> and make them fallback to the generic one.
> 
> Signed-off-by: Oscar Salvador <osalvador@suse.de>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>

Reviewed-by: Peter Xu <peterx@redhat.com>

-- 
Peter Xu


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linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

WARNING: multiple messages have this Message-ID (diff)
From: Peter Xu <peterx@redhat.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org,
	linux-riscv@lists.infradead.org,
	Oscar Salvador <osalvador@suse.de>
Subject: Re: [PATCH v2 1/3] arch/x86: Drop own definition of pgd,p4d_leaf
Date: Wed, 10 Jul 2024 10:43:41 -0400	[thread overview]
Message-ID: <Zo6eHVBcUyznRalN@x1n> (raw)
In-Reply-To: <bcd6ab8246348f18fdc77694e321ee6458f05781.1720597744.git.christophe.leroy@csgroup.eu>

On Wed, Jul 10, 2024 at 09:51:20AM +0200, Christophe Leroy wrote:
> From: Oscar Salvador <osalvador@suse.de>
> 
> We provide generic definitions of pXd_leaf in pgtable.h when the arch
> do not define their own, where the generic pXd_leaf always return false.
> 
> Although x86 defines {pgd,p4d}_leaf, they end up being a no-op, so drop them
> and make them fallback to the generic one.
> 
> Signed-off-by: Oscar Salvador <osalvador@suse.de>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>

Reviewed-by: Peter Xu <peterx@redhat.com>

-- 
Peter Xu



  parent reply	other threads:[~2024-07-10 14:43 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-10  7:51 [PATCH v2 1/3] arch/x86: Drop own definition of pgd,p4d_leaf Christophe Leroy
2024-07-10  7:51 ` Christophe Leroy
2024-07-10  7:51 ` [PATCH v2 2/3] mm: Remove pud_user() from asm-generic/pgtable-nopmd.h Christophe Leroy
2024-07-10  7:51   ` Christophe Leroy
2024-07-10 14:45   ` Peter Xu
2024-07-10 14:45     ` Peter Xu
2024-07-11  4:41   ` Oscar Salvador
2024-07-11  4:41     ` Oscar Salvador
2024-07-10  7:51 ` [PATCH v2 3/3] mm: Add p{g/4}d_leaf() in asm-generic/pgtable-nop{4/u}d.h Christophe Leroy
2024-07-10  7:51   ` Christophe Leroy
2024-07-10 14:46   ` Peter Xu
2024-07-10 14:46     ` Peter Xu
2024-07-10 14:54     ` LEROY Christophe
2024-07-10 14:54       ` LEROY Christophe
2024-07-10 18:41       ` Peter Xu
2024-07-10 18:41         ` Peter Xu
2024-07-11 13:40         ` LEROY Christophe
2024-07-11 13:40           ` LEROY Christophe
2024-07-11 15:08           ` Peter Xu
2024-07-11 15:08             ` Peter Xu
2024-07-10 14:43 ` Peter Xu [this message]
2024-07-10 14:43   ` [PATCH v2 1/3] arch/x86: Drop own definition of pgd,p4d_leaf Peter Xu

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