Function report |
Source Code:arch\x86\kernel\traps.c |
Create Date:2022-07-28 07:31:59 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:do_bounds
Proto:__attribute__((__externally_visible__)) void do_bounds(struct pt_regs *regs, long error_code)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct pt_regs * | regs | |
long | error_code |
440 | If notify_die(DIE_TRAP, "bounds", regs, error_code, X86_TRAP_BR, SIGSEGV) == Clean way to return from the notifier and stop further calls. Then Return |
445 | If Not ser_mode(regs) determines whether a register set came from user* mode Then die("bounds", regs, error_code) |
450 | Go to exit_trap |
470 | Case & == 2 |
471 | If mpx_handle_bd_fault() Then Go to exit_trap |
473 | Break |
474 | Case & == 1 |
476 | tsk = current process |
479 | If mpx_fault_info( & mpx, regs) Then |
484 | Go to exit_trap |
493 | If Not do_trap_no_signal(tsk, X86_TRAP_BR, "bounds", regs, error_code) Then Break |
497 | show_signal(tsk, SIGSEGV, "trap ", "bounds", regs, error_code) |
499 | force_sig_bnderr(addr, lower, upper) |
500 | Break |
502 | Case & == 0 |
503 | Go to exit_trap |
504 | Default |
505 | die("bounds", regs, error_code) |
508 | Return |
510 | exit_trap : |
518 | do_trap(X86_TRAP_BR, SIGSEGV, "bounds", regs, error_code, 0, NULL) |
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