linux-kernel - [RFC PATCH 02/22] riscv: vdso: Remove compat

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Message-Id: <20230518131013.3366406-3-guoren@kernel.org>
Date:   Thu, 18 May 2023 09:09:53 -0400
From:   guoren@...nel.org
To:     arnd@...db.de, guoren@...nel.org, palmer@...osinc.com,
        tglx@...utronix.de, peterz@...radead.org, luto@...nel.org,
        conor.dooley@...rochip.com, heiko@...ech.de, jszhang@...nel.org,
        chenhuacai@...nel.org, apatel@...tanamicro.com,
        atishp@...shpatra.org, mark.rutland@....com, bjorn@...nel.org,
        paul.walmsley@...ive.com, catalin.marinas@....com, will@...nel.org,
        rppt@...nel.org, anup@...infault.org, shihua@...as.ac.cn,
        jiawei@...as.ac.cn, liweiwei@...as.ac.cn, luxufan@...as.ac.cn,
        chunyu@...as.ac.cn, tsu.yubo@...il.com, wefu@...hat.com,
        wangjunqiang@...as.ac.cn, kito.cheng@...ive.com,
        andy.chiu@...ive.com, vincent.chen@...ive.com,
        greentime.hu@...ive.com, corbet@....net, wuwei2016@...as.ac.cn,
        jrtc27@...c27.com
Cc:     linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, Guo Ren <guoren@...ux.alibaba.com>
Subject: [RFC PATCH 02/22] riscv: vdso: Remove compat_vdso/

From: Guo Ren <guoren@...ux.alibaba.com>

After unifying vdso32 & vdso64 into vdso/, we ever needn't compat_vdso
directory. This commit removes the whole compat_vdso/.

Signed-off-by: Guo Ren <guoren@...ux.alibaba.com>
Signed-off-by: Guo Ren <guoren@...nel.org>
---
 arch/riscv/kernel/compat_vdso/.gitignore                 | 2 --
 arch/riscv/kernel/compat_vdso/compat_vdso.S              | 8 --------
 arch/riscv/kernel/compat_vdso/compat_vdso.lds.S          | 3 ---
 arch/riscv/kernel/compat_vdso/flush_icache.S             | 3 ---
 arch/riscv/kernel/compat_vdso/gen_compat_vdso_offsets.sh | 5 -----
 arch/riscv/kernel/compat_vdso/getcpu.S                   | 3 ---
 arch/riscv/kernel/compat_vdso/note.S                     | 3 ---
 arch/riscv/kernel/compat_vdso/rt_sigreturn.S             | 3 ---
 8 files changed, 30 deletions(-)
 delete mode 100644 arch/riscv/kernel/compat_vdso/.gitignore
 delete mode 100644 arch/riscv/kernel/compat_vdso/compat_vdso.S
 delete mode 100644 arch/riscv/kernel/compat_vdso/compat_vdso.lds.S
 delete mode 100644 arch/riscv/kernel/compat_vdso/flush_icache.S
 delete mode 100755 arch/riscv/kernel/compat_vdso/gen_compat_vdso_offsets.sh
 delete mode 100644 arch/riscv/kernel/compat_vdso/getcpu.S
 delete mode 100644 arch/riscv/kernel/compat_vdso/note.S
 delete mode 100644 arch/riscv/kernel/compat_vdso/rt_sigreturn.S

diff --git a/arch/riscv/kernel/compat_vdso/.gitignore b/arch/riscv/kernel/compat_vdso/.gitignore
deleted file mode 100644
index 19d83d846c1e..000000000000
--- a/arch/riscv/kernel/compat_vdso/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-only
-compat_vdso.lds
diff --git a/arch/riscv/kernel/compat_vdso/compat_vdso.S b/arch/riscv/kernel/compat_vdso/compat_vdso.S
deleted file mode 100644
index ffd66237e091..000000000000
--- a/arch/riscv/kernel/compat_vdso/compat_vdso.S
+++ /dev/null
@@ -1,8 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#define	vdso_start	compat_vdso_start
-#define	vdso_end	compat_vdso_end
-
-#define	__VDSO_PATH	"arch/riscv/kernel/compat_vdso/compat_vdso.so"
-
-#include "../vdso/vdso.S"
diff --git a/arch/riscv/kernel/compat_vdso/compat_vdso.lds.S b/arch/riscv/kernel/compat_vdso/compat_vdso.lds.S
deleted file mode 100644
index c7c9355d311e..000000000000
--- a/arch/riscv/kernel/compat_vdso/compat_vdso.lds.S
+++ /dev/null
@@ -1,3 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include "../vdso/vdso.lds.S"
diff --git a/arch/riscv/kernel/compat_vdso/flush_icache.S b/arch/riscv/kernel/compat_vdso/flush_icache.S
deleted file mode 100644
index 523dd8b96045..000000000000
--- a/arch/riscv/kernel/compat_vdso/flush_icache.S
+++ /dev/null
@@ -1,3 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include "../vdso/flush_icache.S"
diff --git a/arch/riscv/kernel/compat_vdso/gen_compat_vdso_offsets.sh b/arch/riscv/kernel/compat_vdso/gen_compat_vdso_offsets.sh
deleted file mode 100755
index 8ac070c783b3..000000000000
--- a/arch/riscv/kernel/compat_vdso/gen_compat_vdso_offsets.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-
-LC_ALL=C
-sed -n -e 's/^[0]\+\(0[0-9a-fA-F]*\) . \(__vdso_[a-zA-Z0-9_]*\)$/\#define compat\2_offset\t0x\1/p'
diff --git a/arch/riscv/kernel/compat_vdso/getcpu.S b/arch/riscv/kernel/compat_vdso/getcpu.S
deleted file mode 100644
index 10f463efe271..000000000000
--- a/arch/riscv/kernel/compat_vdso/getcpu.S
+++ /dev/null
@@ -1,3 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include "../vdso/getcpu.S"
diff --git a/arch/riscv/kernel/compat_vdso/note.S b/arch/riscv/kernel/compat_vdso/note.S
deleted file mode 100644
index b10312907542..000000000000
--- a/arch/riscv/kernel/compat_vdso/note.S
+++ /dev/null
@@ -1,3 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include "../vdso/note.S"
diff --git a/arch/riscv/kernel/compat_vdso/rt_sigreturn.S b/arch/riscv/kernel/compat_vdso/rt_sigreturn.S
deleted file mode 100644
index 884aada4facc..000000000000
--- a/arch/riscv/kernel/compat_vdso/rt_sigreturn.S
+++ /dev/null
@@ -1,3 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include "../vdso/rt_sigreturn.S"
-- 
2.36.1