linux-kernel - [PATCH 4.4 2/2] x86/vdso: Remove hpet

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Message-ID: <157183247929.2324.17980647890399201165.stgit@buzz>
Date:   Wed, 23 Oct 2019 15:07:59 +0300
From:   Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
        Andy Lutomirski <luto@...nel.org>
Subject: [PATCH 4.4 2/2] x86/vdso: Remove hpet_page from vDSO

From: Jia Zhang <zhang.jia@...ux.alibaba.com>

Commit 81d30225bc0c246b53270eb90b23cfbb941a186d upstream.

This trivial cleanup finalizes the removal of vDSO HPET support.

Fixes: 1ed95e52d902 ("x86/vdso: Remove direct HPET access through the vDSO")
Signed-off-by: Jia Zhang <zhang.jia@...ux.alibaba.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: luto@...nel.org
Cc: bp@...en8.de
Link: https://lkml.kernel.org/r/20190401114045.7280-1-zhang.jia@linux.alibaba.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Signed-off-by: Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
---
 arch/x86/entry/vdso/vdso2c.c |    3 ---
 arch/x86/include/asm/vdso.h  |    1 -
 2 files changed, 4 deletions(-)

diff --git a/arch/x86/entry/vdso/vdso2c.c b/arch/x86/entry/vdso/vdso2c.c
index 491020b2826d..6446ba489eb2 100644
--- a/arch/x86/entry/vdso/vdso2c.c
+++ b/arch/x86/entry/vdso/vdso2c.c
@@ -72,7 +72,6 @@ const char *outfilename;
 enum {
 	sym_vvar_start,
 	sym_vvar_page,
-	sym_hpet_page,
 	sym_pvclock_page,
 	sym_VDSO_FAKE_SECTION_TABLE_START,
 	sym_VDSO_FAKE_SECTION_TABLE_END,
@@ -80,7 +79,6 @@ enum {
 
 const int special_pages[] = {
 	sym_vvar_page,
-	sym_hpet_page,
 	sym_pvclock_page,
 };
 
@@ -92,7 +90,6 @@ struct vdso_sym {
 struct vdso_sym required_syms[] = {
 	[sym_vvar_start] = {"vvar_start", true},
 	[sym_vvar_page] = {"vvar_page", true},
-	[sym_hpet_page] = {"hpet_page", true},
 	[sym_pvclock_page] = {"pvclock_page", true},
 	[sym_VDSO_FAKE_SECTION_TABLE_START] = {
 		"VDSO_FAKE_SECTION_TABLE_START", false
diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index deabaf9759b6..c2a1188cd0bf 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -21,7 +21,6 @@ struct vdso_image {
 	long sym_vvar_start;  /* Negative offset to the vvar area */
 
 	long sym_vvar_page;
-	long sym_hpet_page;
 	long sym_pvclock_page;
 	long sym_VDSO32_NOTE_MASK;
 	long sym___kernel_sigreturn;