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authorStefani Seibold <stefani@seibold.net>2014-03-18 02:22:09 +0400
committerH. Peter Anvin <hpa@linux.intel.com>2014-03-18 23:52:37 +0400
commit7a59ed415f5b57469e22e41fc4188d5399e0b194 (patch)
treefb57bae076853fbcbd44af62fb07d77d3c44125b /arch/x86/include/asm/vdso.h
parentb4b541a610c4db8643b36030ee5012203ca65778 (diff)
downloadlinux-7a59ed415f5b57469e22e41fc4188d5399e0b194.tar.xz
x86, vdso: Add 32 bit VDSO time support for 32 bit kernel
This patch add the time support for 32 bit a VDSO to a 32 bit kernel. For 32 bit programs running on a 32 bit kernel, the same mechanism is used as for 64 bit programs running on a 64 bit kernel. Reviewed-by: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Stefani Seibold <stefani@seibold.net> Link: http://lkml.kernel.org/r/1395094933-14252-10-git-send-email-stefani@seibold.net Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/vdso.h')
-rw-r--r--arch/x86/include/asm/vdso.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index f8605e61b0c5..bde435998f3a 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -2,6 +2,11 @@
#define _ASM_X86_VDSO_H
#if defined CONFIG_X86_32 || defined CONFIG_COMPAT
+
+#include <asm/vdso32.h>
+
+extern const char VDSO32_PRELINK[];
+
/*
* Given a pointer to the vDSO image, find the pointer to VDSO32_name
* as that symbol is defined in the vDSO sources or linker script.