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00398a0018
The vsyscall code is entry code too, so move it to arch/x86/entry/vsyscall/. Cc: Borislav Petkov <bp@alien8.de> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Brian Gerst <brgerst@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
38 lines
597 B
ArmAsm
38 lines
597 B
ArmAsm
/*
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* vsyscall_emu_64.S: Vsyscall emulation page
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*
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* Copyright (c) 2011 Andy Lutomirski
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*
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* Subject to the GNU General Public License, version 2
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*/
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#include <linux/linkage.h>
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#include <asm/irq_vectors.h>
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#include <asm/page_types.h>
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#include <asm/unistd_64.h>
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__PAGE_ALIGNED_DATA
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.globl __vsyscall_page
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.balign PAGE_SIZE, 0xcc
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.type __vsyscall_page, @object
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__vsyscall_page:
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mov $__NR_gettimeofday, %rax
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syscall
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ret
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.balign 1024, 0xcc
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mov $__NR_time, %rax
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syscall
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ret
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.balign 1024, 0xcc
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mov $__NR_getcpu, %rax
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syscall
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ret
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.balign 4096, 0xcc
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.size __vsyscall_page, 4096
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