From: Ben Gras <ben@minix3.org>
Date: Sat, 3 Oct 2009 12:23:02 +0000 (+0000)
Subject: little more info in pagefault exception handler.
X-Git-Tag: v3.1.5~30
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zpipe.c?a=commitdiff_plain;h=88a12c70d2d1dab1e238057330357f3a5e77ece0;p=minix.git

little more info in pagefault exception handler.
---

diff --git a/kernel/arch/i386/exception.c b/kernel/arch/i386/exception.c
index 995e9601b..79ab15860 100755
--- a/kernel/arch/i386/exception.c
+++ b/kernel/arch/i386/exception.c
@@ -70,6 +70,10 @@ void pagefault(vir_bytes old_eip, struct proc *pr, int trap_errno,
 			pr->p_endpoint, pr->p_name, pr->p_reg.pc,
 			pagefaultcr2, trap_errno, k_reenter);
 		proc_stacktrace(pr);
+		if(pr->p_endpoint != SYSTEM) {
+			proc_stacktrace(proc_addr(SYSTEM));
+		}
+		kprintf("pc of pagefault: 0x%lx\n", test_eip);
   		minix_panic("page fault in system process", pr->p_endpoint);
 
 		return;