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-rw-r--r--arch/um/os-Linux/skas/trap.c66
1 files changed, 0 insertions, 66 deletions
diff --git a/arch/um/os-Linux/skas/trap.c b/arch/um/os-Linux/skas/trap.c
deleted file mode 100644
index 3b600c2e63b..00000000000
--- a/arch/um/os-Linux/skas/trap.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2002 - 2003 Jeff Dike (jdike@addtoit.com)
- * Licensed under the GPL
- */
-
-#include <signal.h>
-#include <errno.h>
-#include "kern_util.h"
-#include "as-layout.h"
-#include "task.h"
-#include "sigcontext.h"
-#include "skas.h"
-#include "ptrace_user.h"
-#include "sysdep/ptrace.h"
-#include "sysdep/ptrace_user.h"
-#include "os.h"
-
-static union uml_pt_regs ksig_regs[UM_NR_CPUS];
-
-void sig_handler_common_skas(int sig, void *sc_ptr)
-{
- struct sigcontext *sc = sc_ptr;
- union uml_pt_regs *r;
- void (*handler)(int, union uml_pt_regs *);
- int save_user, save_errno = errno;
-
- /* This is done because to allow SIGSEGV to be delivered inside a SEGV
- * handler. This can happen in copy_user, and if SEGV is disabled,
- * the process will die.
- * XXX Figure out why this is better than SA_NODEFER
- */
- if(sig == SIGSEGV) {
- change_sig(SIGSEGV, 1);
- /* For segfaults, we want the data from the
- * sigcontext. In this case, we don't want to mangle
- * the process registers, so use a static set of
- * registers. For other signals, the process
- * registers are OK.
- */
- r = &ksig_regs[cpu()];
- copy_sc(r, sc_ptr);
- }
- else r = TASK_REGS(get_current());
-
- save_user = r->skas.is_user;
- r->skas.is_user = 0;
- if ( sig == SIGFPE || sig == SIGSEGV ||
- sig == SIGBUS || sig == SIGILL ||
- sig == SIGTRAP ) {
- GET_FAULTINFO_FROM_SC(r->skas.faultinfo, sc);
- }
-
- change_sig(SIGUSR1, 1);
-
- handler = sig_info[sig];
-
- /* unblock SIGALRM, SIGVTALRM, SIGIO if sig isn't IRQ signal */
- if (sig != SIGIO && sig != SIGWINCH &&
- sig != SIGVTALRM && sig != SIGALRM)
- unblock_signals();
-
- handler(sig, r);
-
- errno = save_errno;
- r->skas.is_user = save_user;
-}