From: Xi Ruoyao <xry111@mengyan1223.wang>
To: Huacai Chen <chenhuacai@loongson.cn>,
Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
David Airlie <airlied@linux.ie>, Jonathan Corbet <corbet@lwn.net>,
Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-arch@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, Xuefeng Li <lixuefeng@loongson.cn>,
Yanteng Si <siyanteng@loongson.cn>,
Huacai Chen <chenhuacai@gmail.com>,
Jiaxun Yang <jiaxun.yang@flygoat.com>
Subject: Re: [PATCH V4 19/22] LoongArch: Add VDSO and VSYSCALL support
Date: Thu, 30 Sep 2021 23:43:41 +0800 [thread overview]
Message-ID: <f6fc1fa8bf4decf97d76900a64fe0bc2bf25576d.camel@mengyan1223.wang> (raw)
In-Reply-To: <20210927064300.624279-20-chenhuacai@loongson.cn>
On Mon, 2021-09-27 at 14:42 +0800, Huacai Chen wrote:
> diff --git a/arch/loongarch/vdso/gen_vdso_offsets.sh
> b/arch/loongarch/vdso/gen_vdso_offsets.sh
> new file mode 100755
> index 000000000000..7da255fea213
> --- /dev/null
> +++ b/arch/loongarch/vdso/gen_vdso_offsets.sh
> @@ -0,0 +1,14 @@
> +#!/bin/sh
> +# SPDX-License-Identifier: GPL-2.0
> +
> +#
> +# Derived from RISC-V and ARM64:
> +# Author: Will Deacon <will.deacon@arm.com>
> +#
> +# Match symbols in the DSO that look like VDSO_*; produce a header
> file
> +# of constant offsets into the shared object.
> +#
> +
> +LC_ALL=C
I'm wondering whether this line is really useful... There is no "export"
here so the variable won't be passed to the environment of the sed
command below.
> +sed -n -e 's/^00*/0/' -e \
> +'s/^\([0-9a-fA-F]*\) . VDSO_\([a-zA-Z0-9_]*\)$/\#define
> vdso_offset_\2\t0x\1/p'
next prev parent reply other threads:[~2021-09-30 15:43 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-27 6:42 [PATCH V4 00/22] arch: Add basic LoongArch support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 01/22] Documentation: LoongArch: Add basic documentations Huacai Chen
2021-09-27 6:42 ` [PATCH V4 02/22] Documentation/zh_CN: Add basic LoongArch documentations Huacai Chen
2021-09-27 6:42 ` [PATCH V4 03/22] LoongArch: Add elf-related definitions Huacai Chen
2021-09-27 6:42 ` [PATCH V4 04/22] LoongArch: Add writecombine support for drm Huacai Chen
2021-09-27 6:42 ` [PATCH V4 05/22] LoongArch: Add build infrastructure Huacai Chen
2021-09-27 6:42 ` [PATCH V4 06/22] LoongArch: Add CPU definition headers Huacai Chen
2021-09-30 15:30 ` Xi Ruoyao
2021-10-02 10:49 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 07/22] LoongArch: Add atomic/locking headers Huacai Chen
2021-10-01 10:52 ` Peter Zijlstra
2021-10-02 11:47 ` Huacai Chen
2021-10-01 11:04 ` Peter Zijlstra
2021-10-02 11:05 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 08/22] LoongArch: Add other common headers Huacai Chen
2021-09-27 6:42 ` [PATCH V4 09/22] LoongArch: Add boot and setup routines Huacai Chen
2021-09-27 6:52 ` Ard Biesheuvel
2021-09-29 3:24 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 10/22] LoongArch: Add exception/interrupt handling Huacai Chen
2021-09-27 6:42 ` [PATCH V4 11/22] LoongArch: Add process management Huacai Chen
2021-10-03 2:48 ` Al Viro
2021-10-03 9:10 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 12/22] LoongArch: Add memory management Huacai Chen
2021-09-27 6:42 ` [PATCH V4 13/22] LoongArch: Add system call support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 14/22] LoongArch: Add signal handling support Huacai Chen
2021-10-03 2:29 ` Al Viro
2021-10-03 9:09 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 15/22] LoongArch: Add elf and module support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 16/22] LoongArch: Add misc common routines Huacai Chen
2021-10-01 11:03 ` Peter Zijlstra
2021-10-02 10:56 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 17/22] LoongArch: Add some library functions Huacai Chen
2021-09-27 6:42 ` [PATCH V4 18/22] LoongArch: Add PCI controller support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 19/22] LoongArch: Add VDSO and VSYSCALL support Huacai Chen
2021-09-30 15:43 ` Xi Ruoyao [this message]
2021-10-02 10:53 ` Huacai Chen
2021-10-02 12:13 ` Xi Ruoyao
2021-10-02 12:44 ` Huacai Chen
2021-09-27 6:42 ` [PATCH V4 20/22] LoongArch: Add multi-processor (SMP) support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 21/22] LoongArch: Add Non-Uniform Memory Access (NUMA) support Huacai Chen
2021-09-27 6:42 ` [PATCH V4 22/22] LoongArch: Add Loongson-3 default config file Huacai Chen
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