patch-2.4.0-test9 linux/arch/i386/kernel/signal.c

• Lines: 14
• Date: Mon Sep 25 13:10:28 2000
• Orig file: v2.4.0-test8/linux/arch/i386/kernel/signal.c
• Orig date: Fri Sep 1 14:10:57 2000

diff -u --recursive --new-file v2.4.0-test8/linux/arch/i386/kernel/signal.c linux/arch/i386/kernel/signal.c
@@ -690,6 +690,13 @@
 			}
 		}
 
+		/* Reenable any watchpoints before delivering the
+		 * signal to user space. The processor register will
+		 * have been cleared if the watchpoint triggered
+		 * inside the kernel.
+		 */
+		__asm__("movl %0,%%db7"	: : "r" (current->thread.debugreg[7]));
+
 		/* Whee!  Actually deliver the signal.  */
 		handle_signal(signr, ka, &info, oldset, regs);
 		return 1;