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0676b4e0a1
Now that syscalls are called from C code, which copies the args to new stack slots instead of overlaying pt_regs, asmlinkage_protect() is no longer needed. Signed-off-by: Brian Gerst <brgerst@gmail.com> Acked-by: Andy Lutomirski <luto@kernel.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Borislav Petkov <bp@suse.de> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1462416278-11974-4-git-send-email-brgerst@gmail.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
27 lines
542 B
C
27 lines
542 B
C
#ifndef _ASM_X86_LINKAGE_H
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#define _ASM_X86_LINKAGE_H
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#include <linux/stringify.h>
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#undef notrace
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#define notrace __attribute__((no_instrument_function))
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#ifdef CONFIG_X86_32
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#define asmlinkage CPP_ASMLINKAGE __attribute__((regparm(0)))
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#endif /* CONFIG_X86_32 */
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#ifdef __ASSEMBLY__
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#define GLOBAL(name) \
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.globl name; \
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name:
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#if defined(CONFIG_X86_64) || defined(CONFIG_X86_ALIGNMENT_16)
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#define __ALIGN .p2align 4, 0x90
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#define __ALIGN_STR __stringify(__ALIGN)
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* _ASM_X86_LINKAGE_H */
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