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https://github.com/torvalds/linux
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eb974c6256
Syscalls are asmlinkage functions (on 32-bit kernels), take six args of type unsigned long, and return long. Note that uml could probably be slightly cleaned up on top of this patch. Signed-off-by: Andy Lutomirski <luto@kernel.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> 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> Cc: linux-kernel@vger.kernel.org Link: http://lkml.kernel.org/r/4d3ecc4a169388d47009175408b2961961744e6f.1444091585.git.luto@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
31 lines
947 B
C
31 lines
947 B
C
/* System call table for i386. */
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#include <linux/linkage.h>
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#include <linux/sys.h>
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#include <linux/cache.h>
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#include <asm/asm-offsets.h>
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#include <asm/syscall.h>
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#ifdef CONFIG_IA32_EMULATION
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#define SYM(sym, compat) compat
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#else
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#define SYM(sym, compat) sym
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#endif
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#define __SYSCALL_I386(nr, sym, compat) extern asmlinkage long SYM(sym, compat)(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) ;
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#include <asm/syscalls_32.h>
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#undef __SYSCALL_I386
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#define __SYSCALL_I386(nr, sym, compat) [nr] = SYM(sym, compat),
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extern asmlinkage long sys_ni_syscall(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long);
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__visible const sys_call_ptr_t ia32_sys_call_table[__NR_syscall_compat_max+1] = {
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/*
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* Smells like a compiler bug -- it doesn't work
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* when the & below is removed.
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*/
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[0 ... __NR_syscall_compat_max] = &sys_ni_syscall,
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#include <asm/syscalls_32.h>
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};
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