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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
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* System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
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* with some changes for UML.
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*/
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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 <generated/user_constants.h>
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#define __NO_STUBS
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/*
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* Below you can see, in terms of #define's, the differences between the x86-64
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* and the UML syscall table.
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*/
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/* Not going to be implemented by UML, since we have no hardware. */
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#define sys_iopl sys_ni_syscall
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#define sys_ioperm sys_ni_syscall
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#define sys_vm86old sys_ni_syscall
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#define sys_vm86 sys_ni_syscall
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#define old_mmap sys_old_mmap
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#define __SYSCALL_I386(nr, sym, compat) extern asmlinkage void sym(void) ;
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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,
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typedef asmlinkage void (*sys_call_ptr_t)(void);
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extern asmlinkage void sys_ni_syscall(void);
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const sys_call_ptr_t sys_call_table[] __cacheline_aligned = {
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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_max] = &sys_ni_syscall,
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#include <asm/syscalls_32.h>
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};
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int syscall_table_size = sizeof(sys_call_table);
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