Jacek Caban : ntdll: Call virtual_handle_fault from signal handler on x86_64.
Alexandre Julliard
julliard at winehq.org
Wed Sep 4 16:01:36 CDT 2019
Module: wine
Branch: master
Commit: 00f8790799954ed347d89e6fdf6c3beac21e0231
URL: https://source.winehq.org/git/wine.git/?a=commit;h=00f8790799954ed347d89e6fdf6c3beac21e0231
Author: Jacek Caban <jacek at codeweavers.com>
Date: Wed Sep 4 12:46:42 2019 +0200
ntdll: Call virtual_handle_fault from signal handler on x86_64.
Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntdll/signal_x86_64.c | 33 ++++++---------------------------
1 file changed, 6 insertions(+), 27 deletions(-)
diff --git a/dlls/ntdll/signal_x86_64.c b/dlls/ntdll/signal_x86_64.c
index b368d51..a8d1985 100644
--- a/dlls/ntdll/signal_x86_64.c
+++ b/dlls/ntdll/signal_x86_64.c
@@ -2648,29 +2648,6 @@ done:
/**********************************************************************
- * raise_segv_exception
- */
-static void raise_segv_exception( EXCEPTION_RECORD *rec, CONTEXT *context )
-{
- NTSTATUS status;
-
- switch(rec->ExceptionCode)
- {
- case EXCEPTION_ACCESS_VIOLATION:
- if (rec->NumberParameters == 2)
- {
- if (!(rec->ExceptionCode = virtual_handle_fault( (void *)rec->ExceptionInformation[1],
- rec->ExceptionInformation[0], FALSE )))
- set_cpu_context( context );
- }
- break;
- }
- status = NtRaiseException( rec, context, TRUE );
- raise_status( status, rec );
-}
-
-
-/**********************************************************************
* raise_generic_exception
*
* Generic raise function for exceptions that don't need special treatment.
@@ -2960,7 +2937,7 @@ static void segv_handler( int signal, siginfo_t *siginfo, void *sigcontext )
case -1: /* overflow */
rec = setup_exception( sigcontext );
rec->ExceptionCode = EXCEPTION_STACK_OVERFLOW;
- setup_raise_exception( sigcontext, rec, raise_segv_exception );
+ setup_raise_exception( sigcontext, rec, raise_generic_exception );
return;
}
}
@@ -2968,7 +2945,7 @@ static void segv_handler( int signal, siginfo_t *siginfo, void *sigcontext )
rec = setup_exception( sigcontext );
if (rec->ExceptionCode == EXCEPTION_STACK_OVERFLOW)
{
- setup_raise_exception( sigcontext, rec, raise_segv_exception );
+ setup_raise_exception( sigcontext, rec, raise_generic_exception );
return;
}
@@ -3001,10 +2978,12 @@ static void segv_handler( int signal, siginfo_t *siginfo, void *sigcontext )
}
break;
case TRAP_x86_PAGEFLT: /* Page fault */
- rec->ExceptionCode = EXCEPTION_ACCESS_VIOLATION;
rec->NumberParameters = 2;
rec->ExceptionInformation[0] = (ERROR_sig(ucontext) >> 1) & 0x09;
rec->ExceptionInformation[1] = (ULONG_PTR)siginfo->si_addr;
+ if (!(rec->ExceptionCode = virtual_handle_fault( (void *)rec->ExceptionInformation[1],
+ rec->ExceptionInformation[0], FALSE )))
+ return;
break;
case TRAP_x86_ALIGNFLT: /* Alignment check exception */
rec->ExceptionCode = EXCEPTION_DATATYPE_MISALIGNMENT;
@@ -3022,7 +3001,7 @@ static void segv_handler( int signal, siginfo_t *siginfo, void *sigcontext )
break;
}
- setup_raise_exception( sigcontext, rec, raise_segv_exception );
+ setup_raise_exception( sigcontext, rec, raise_generic_exception );
}
/**********************************************************************
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