| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 1 | /* |
| Jeff Dike | ee3d9bd | 2008-02-04 22:30:56 -0800 | [diff] [blame] | 2 | * Copyright (C) 2004 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 3 | * Licensed under the GPL |
| 4 | */ | ||||
| 5 | |||||
| Al Viro | 37185b3 | 2012-10-08 03:27:32 +0100 | [diff] [blame] | 6 | #include <sysdep/stub.h> |
| 7 | #include <sysdep/faultinfo.h> | ||||
| 8 | #include <sysdep/mcontext.h> | ||||
| Jason A. Donenfeld | 530ba6c | 2017-12-14 03:23:37 +0100 | [diff] [blame] | 9 | #include <sys/ucontext.h> |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 10 | |
| 11 | void __attribute__ ((__section__ (".__syscall_stub"))) | ||||
| Al Viro | 9b25fcb | 2011-08-18 20:04:09 +0100 | [diff] [blame] | 12 | stub_segv_handler(int sig, siginfo_t *info, void *p) |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 13 | { |
| Krzysztof Mazur | 4d1a535 | 2017-11-15 11:12:39 +0100 | [diff] [blame] | 14 | ucontext_t *uc = p; |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 15 | |
| Al Viro | 248b74c | 2011-08-18 20:05:09 +0100 | [diff] [blame] | 16 | GET_FAULTINFO_FROM_MC(*((struct faultinfo *) STUB_DATA), |
| Jeff Dike | 50f72b5 | 2005-10-09 16:11:44 -0400 | [diff] [blame] | 17 | &uc->uc_mcontext); |
| Jeff Dike | ee3d9bd | 2008-02-04 22:30:56 -0800 | [diff] [blame] | 18 | trap_myself(); |
| Jeff Dike | d67b569 | 2005-07-07 17:56:49 -0700 | [diff] [blame] | 19 | } |
| Jeff Dike | ee3d9bd | 2008-02-04 22:30:56 -0800 | [diff] [blame] | 20 | |