Module Name: src
Committed By: enami
Date: Fri Nov 27 02:51:15 UTC 2009
Modified Files:
src/gnu/dist/gdb6/gdb: bsd-kvm.c
Log Message:
Lookup lwp0.l_addr instead of proc0paddr to locate PCB.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/gnu/dist/gdb6/gdb/bsd-kvm.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/gnu/dist/gdb6/gdb/bsd-kvm.c
diff -u src/gnu/dist/gdb6/gdb/bsd-kvm.c:1.3 src/gnu/dist/gdb6/gdb/bsd-kvm.c:1.4
--- src/gnu/dist/gdb6/gdb/bsd-kvm.c:1.3 Sun Jul 2 21:04:40 2006
+++ src/gnu/dist/gdb6/gdb/bsd-kvm.c Fri Nov 27 02:51:15 2009
@@ -211,6 +211,27 @@
return;
}
+#if 1 /* TODO: HAVE_STRUCT_LWP_L_ADDR */
+ memset (nl, 0, sizeof nl);
+ nl[0].n_name = "_lwp0";
+
+ if (kvm_nlist (core_kd, nl) == -1)
+ error (("%s"), kvm_geterr (core_kd));
+
+ if (nl[0].n_value != 0)
+ {
+ struct pcb *paddr;
+
+ /* Found lwp0. */
+ nl[0].n_value += offsetof (struct lwp, l_addr);
+ if (kvm_read (core_kd, nl[0].n_value, &paddr, sizeof paddr) == -1)
+ error (("%s"), kvm_geterr (core_kd));
+
+ bsd_kvm_fetch_pcb (paddr);
+ return;
+ }
+#endif
+
#ifdef HAVE_STRUCT_THREAD_TD_PCB
/* In FreeBSD kernels for 5.0-RELEASE and later, the PCB no longer
lives in `struct proc' but in `struct thread'. The `struct
