The following commit has been merged into the timers/vdso branch of tip:
Commit-ID: 05a6b8c190f00792d60243c89c7b487e2e50a8ef
Gitweb: https://git.kernel.org/tip/05a6b8c190f00792d60243c89c7b487e2e50a8ef
Author: Thomas Weißschuh <thomas.weissschuh@xxxxxxxxxxxxx>
AuthorDate: Thu, 10 Oct 2024 09:01:21 +02:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Sat, 02 Nov 2024 12:37:35 +01:00
x86/vdso: Delete vvar.h
All users have been removed.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/20241010-vdso-generic-base-v1-19-b64f0842d512@xxxxxxxxxxxxx
---
arch/x86/include/asm/vvar.h | 66 +------------------------------------
1 file changed, 66 deletions(-)
delete mode 100644 arch/x86/include/asm/vvar.h
diff --git a/arch/x86/include/asm/vvar.h b/arch/x86/include/asm/vvar.h
deleted file mode 100644
index d95cf92..0000000
--- a/arch/x86/include/asm/vvar.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * vvar.h: Shared vDSO/kernel variable declarations
- * Copyright (c) 2011 Andy Lutomirski
- *
- * A handful of variables are accessible (read-only) from userspace
- * code in the vsyscall page and the vdso. They are declared here.
- * Some other file must define them with DEFINE_VVAR.
- *
- * In normal kernel code, they are used like any other variable.
- * In user code, they are accessed through the VVAR macro.
- *
- * These variables live in a page of kernel data that has an extra RO
- * mapping for userspace. Each variable needs a unique offset within
- * that page; specify that offset with the DECLARE_VVAR macro. (If
- * you mess up, the linker will catch it.)
- */
-
-#ifndef _ASM_X86_VVAR_H
-#define _ASM_X86_VVAR_H
-
-#ifdef EMIT_VVAR
-/*
- * EMIT_VVAR() is used by the kernel linker script to put vvars in the
- * right place. Also, it's used by kernel code to import offsets values.
- */
-#define DECLARE_VVAR(offset, type, name) \
- EMIT_VVAR(name, offset)
-#define DECLARE_VVAR_SINGLE(offset, type, name) \
- EMIT_VVAR(name, offset)
-
-#else
-
-extern char __vvar_page;
-
-#define DECLARE_VVAR(offset, type, name) \
- extern type vvar_ ## name[CS_BASES] \
- __attribute__((visibility("hidden"))); \
- extern type timens_ ## name[CS_BASES] \
- __attribute__((visibility("hidden"))); \
-
-#define DECLARE_VVAR_SINGLE(offset, type, name) \
- extern type vvar_ ## name \
- __attribute__((visibility("hidden"))); \
-
-#define VVAR(name) (vvar_ ## name)
-#define TIMENS(name) (timens_ ## name)
-
-#define DEFINE_VVAR(type, name) \
- type name[CS_BASES] \
- __attribute__((section(".vvar_" #name), aligned(16))) __visible
-
-#define DEFINE_VVAR_SINGLE(type, name) \
- type name \
- __attribute__((section(".vvar_" #name), aligned(16))) __visible
-
-#endif
-
-/* DECLARE_VVAR(offset, type, name) */
-
-DECLARE_VVAR(0, struct vdso_data, _vdso_data)
-
-#undef DECLARE_VVAR
-#undef DECLARE_VVAR_SINGLE
-
-#endif
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