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x86, vdso: Move the vvar and hpet mappings next to the 64-bit vDSO

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This makes the 64-bit and x32 vdsos use the same mechanism as the
32-bit vdso.  Most of the churn is deleting all the old fixmap code.

Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Link: http://lkml.kernel.org/r/8af87023f57f6bb96ec8d17fce3f88018195b49b.1399317206.git.luto@amacapital.net
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Andy Lutomirski
2014-05-05 12:19:36 -07:00
committed by H. Peter Anvin
parent 18d0a6fd22
commit f40c330091
11 changed files with 27 additions and 77 deletions
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arch/x86/include/uapi/asm/vsyscall.h
+1 -6
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@@ -7,11 +7,6 @@ enum vsyscall_num {
__NR_vgetcpu,
};
#define VSYSCALL_START (-10UL << 20)
#define VSYSCALL_SIZE 1024
#define VSYSCALL_END (-2UL << 20)
#define VSYSCALL_MAPPED_PAGES 1
#define VSYSCALL_ADDR(vsyscall_nr) (VSYSCALL_START+VSYSCALL_SIZE*(vsyscall_nr))
#define VSYSCALL_ADDR (-10UL << 20)
#endif /* _UAPI_ASM_X86_VSYSCALL_H */