Thread (32 messages) 32 messages, 2 authors, 2020-12-10
STALE1995d LANDED

[PATCH v1 29/30] powerpc/vdso: Remove VDSO32_LBASE and VDSO64_LBASE

From: Christophe Leroy <hidden>
Date: 2020-09-27 09:17:02
Also in: lkml
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Michael Ellerman, Linus Torvalds

VDSO32_LBASE and VDSO64_LBASE are 0. Remove them to simplify code.

Signed-off-by: Christophe Leroy <redacted>
---
 arch/powerpc/include/asm/vdso.h         | 4 ----
 arch/powerpc/kernel/vdso32/vdso32.lds.S | 2 +-
 arch/powerpc/kernel/vdso64/vdso64.lds.S | 2 +-
 3 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/arch/powerpc/include/asm/vdso.h b/arch/powerpc/include/asm/vdso.h
index a97384909fe5..2448419cb3e5 100644
--- a/arch/powerpc/include/asm/vdso.h
+++ b/arch/powerpc/include/asm/vdso.h
@@ -4,10 +4,6 @@
 
 #ifdef __KERNEL__
 
-/* Default link addresses for the vDSOs */
-#define VDSO32_LBASE	0x0
-#define VDSO64_LBASE	0x0
-
 /* Default map addresses for 32bit vDSO */
 #define VDSO32_MBASE	0x100000
 
diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S
index 7b476a6f2dba..2636b359c9ce 100644
--- a/arch/powerpc/kernel/vdso32/vdso32.lds.S
+++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S
@@ -17,7 +17,7 @@ ENTRY(_start)
 SECTIONS
 {
 	PROVIDE(_vdso_datapage = . - PAGE_SIZE);
-	. = VDSO32_LBASE + SIZEOF_HEADERS;
+	. = SIZEOF_HEADERS;
 
 	.hash          	: { *(.hash) }			:text
 	.gnu.hash      	: { *(.gnu.hash) }
diff --git a/arch/powerpc/kernel/vdso64/vdso64.lds.S b/arch/powerpc/kernel/vdso64/vdso64.lds.S
index a543826cd857..f256525e633f 100644
--- a/arch/powerpc/kernel/vdso64/vdso64.lds.S
+++ b/arch/powerpc/kernel/vdso64/vdso64.lds.S
@@ -17,7 +17,7 @@ ENTRY(_start)
 SECTIONS
 {
 	PROVIDE(_vdso_datapage = . - PAGE_SIZE);
-	. = VDSO64_LBASE + SIZEOF_HEADERS;
+	. = SIZEOF_HEADERS;
 
 	.hash		: { *(.hash) }			:text
 	.gnu.hash	: { *(.gnu.hash) }
-- 
2.25.0
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