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Searched refs:scno (Results 1 – 6 of 6) sorted by relevance

/Linux-v4.19/arch/arm64/kernel/
Dsyscall.c39 static void invoke_syscall(struct pt_regs *regs, unsigned int scno, in invoke_syscall() argument
45 if (scno < sc_nr) { in invoke_syscall()
47 syscall_fn = syscall_table[array_index_nospec(scno, sc_nr)]; in invoke_syscall()
64 static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr, in el0_svc_common() argument
70 regs->syscallno = scno; in el0_svc_common()
77 if (scno == NO_SYSCALL) in el0_svc_common()
79 scno = syscall_trace_enter(regs); in el0_svc_common()
80 if (scno == NO_SYSCALL) in el0_svc_common()
84 invoke_syscall(regs, scno, sc_nr, syscall_table); in el0_svc_common()
/Linux-v4.19/arch/arm/kernel/
Dentry-common.S112 movlt scno, #(__NR_restart_syscall - __NR_SYSCALL_BASE)
218 addne scno, r7, #__NR_SYSCALL_BASE @ put OS number in
219 USER( ldreq scno, [saved_pc, #-4] )
223 USER( ldr scno, [saved_pc, #-4] ) @ get SWI instruction
240 eorne scno, r10, #__NR_OABI_SYSCALL_BASE
243 bic scno, scno, #0xff000000 @ mask off SWI op-code
244 eor scno, scno, #__NR_SYSCALL_BASE @ check OS number
260 invoke_syscall tbl, scno, r10, __ret_fast_syscall
263 2: cmp scno, #(__ARM_NR_BASE - __NR_SYSCALL_BASE)
264 eor r0, scno, #__NR_SYSCALL_BASE @ put OS number back
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Dptrace.c927 asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno) in syscall_trace_enter() argument
929 current_thread_info()->syscall = scno; in syscall_trace_enter()
944 scno = current_thread_info()->syscall; in syscall_trace_enter()
947 trace_sys_enter(regs, scno); in syscall_trace_enter()
949 audit_syscall_entry(scno, regs->ARM_r0, regs->ARM_r1, regs->ARM_r2, in syscall_trace_enter()
952 return scno; in syscall_trace_enter()
Dentry-header.S416 scno .req r7 @ syscall number label
/Linux-v4.19/arch/unicore32/kernel/
Dptrace.c116 asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno) in syscall_trace() argument
121 return scno; in syscall_trace()
123 return scno; in syscall_trace()
132 current_thread_info()->syscall = scno; in syscall_trace()
Dentry.S136 scno .req r21 @ syscall number label
608 ldw.u scno, [ip] @ get SWI instruction
620 andn scno, scno, #0xff000000 @ mask off SWI op-code
621 andn scno, scno, #0x00ff0000 @ mask off SWI op-code
628 csub.a scno, #__NR_syscalls @ check upper syscall limit
631 ldw pc, [tbl+], scno << #2 @ call sys_* routine
642 mov r2, scno
648 mov scno, r0 @ syscall number (possibly new)
650 csub.a scno, #__NR_syscalls @ check upper syscall limit
653 ldw pc, [tbl+], scno << #2 @ call sys_* routine
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