From: "Arnd Bergmann" <arnd@arndb.de>
To: "Huacai Chen" <chenhuacai@loongson.cn>,
"Huacai Chen" <chenhuacai@kernel.org>
Cc: loongarch@lists.linux.dev, "Xuefeng Li" <lixuefeng@loongson.cn>,
guoren <guoren@kernel.org>, "WANG Xuerui" <kernel@xen0n.name>,
"Jiaxun Yang" <jiaxun.yang@flygoat.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH V4 14/14] LoongArch: Adjust build infrastructure for 32BIT/64BIT
Date: Fri, 28 Nov 2025 14:57:26 +0100 [thread overview]
Message-ID: <12520d82-d858-4067-b9ef-baddb596ee56@app.fastmail.com> (raw)
In-Reply-To: <20251127154832.137925-15-chenhuacai@loongson.cn>
On Thu, Nov 27, 2025, at 16:48, Huacai Chen wrote:
>
> +config 4KB_2LEVEL
> + bool "4KB with 2 levels"
> + select HAVE_PAGE_SIZE_4KB
> + select PGTABLE_2LEVEL
> + help
> + This option selects 16KB page size with 2 level page tables, which
> + support a maximum of 32 bits of application virtual memory.
> +
I just noticed this inconsistency: the text says 16KB pages, the
option says 4KB, so one of them is wrong. Usually 4KB pages have
a 32-bit address space (using 32-bit descriptors), so I assume
this one is correct.
arnd
next prev parent reply other threads:[~2025-11-28 13:57 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-27 15:48 [PATCH V4 00/14] LoongArch: Add basic LoongArch32 support Huacai Chen
2025-11-27 15:48 ` [PATCH V4 01/14] LoongArch: Add atomic operations for 32BIT/64BIT Huacai Chen
2025-11-27 15:48 ` [PATCH V4 02/14] LoongArch: Add adaptive CSR accessors " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 03/14] LoongArch: Adjust common macro definitions " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 04/14] LoongArch: Adjust boot & setup " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 05/14] LoongArch: Adjust memory management " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 06/14] LoongArch: Adjust process " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 07/14] LoongArch: Adjust time routines " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 08/14] LoongArch: Adjust module loader " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 09/14] LoongArch: Adjust system call " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 10/14] LoongArch: Adjust user accessors " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 11/14] LoongArch: Adjust misc routines " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 12/14] LoongArch: Adjust VDSO/VSYSCALL " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 13/14] LoongArch: Adjust default config files " Huacai Chen
2025-11-27 15:48 ` [PATCH V4 14/14] LoongArch: Adjust build infrastructure " Huacai Chen
2025-11-28 13:57 ` Arnd Bergmann [this message]
2025-11-28 14:27 ` Huacai Chen
2026-04-23 22:06 ` Nathan Chancellor
2026-04-24 4:14 ` Huacai Chen
2026-04-24 11:06 ` WANG Rui
2026-04-24 18:19 ` Nathan Chancellor
2026-04-25 2:29 ` hev
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