Pull ec into release branch

[pandora-kernel.git] / arch / um / os-Linux / skas / mem.c

diff --git a/arch/um/os-Linux/skas/mem.c b/arch/um/os-Linux/skas/mem.c
index fbb080c..9383e87 100644 (file)
--- a/arch/um/os-Linux/skas/mem.c
+++ b/arch/um/os-Linux/skas/mem.c
@@ -48,7 +48,7 @@ int multi_op_count = 0;
 static inline long do_syscall_stub(struct mm_id * mm_idp, void **addr)
 {
        unsigned long regs[MAX_REG_NR];
-       int n;
+       int n, i;
        long ret, offset;
        unsigned long * data;
        unsigned long * syscall;
@@ -66,9 +66,13 @@ static inline long do_syscall_stub(struct mm_id * mm_idp, void **addr)
                 (unsigned long) &__syscall_stub_start);
 
        n = ptrace_setregs(pid, regs);
-       if(n < 0)
+       if(n < 0){
+               printk("Registers - \n");
+               for(i = 0; i < MAX_REG_NR; i++)
+                       printk("\t%d\t0x%lx\n", i, regs[i]);
                panic("do_syscall_stub : PTRACE_SETREGS failed, errno = %d\n",
-                     n);
+                     -n);
+       }
 
        wait_stub_done(pid, 0, "do_syscall_stub");
 
@@ -82,8 +86,8 @@ static inline long do_syscall_stub(struct mm_id * mm_idp, void **addr)
        if (offset) {
                data = (unsigned long *)(mm_idp->stack +
                                         offset - UML_CONFIG_STUB_DATA);
-               printk("do_syscall_stub : ret = %d, offset = %d, "
-                      "data = 0x%x\n", ret, offset, data);
+               printk("do_syscall_stub : ret = %ld, offset = %ld, "
+                      "data = %p\n", ret, offset, data);
                syscall = (unsigned long *)((unsigned long)data + data[0]);
                printk("do_syscall_stub: syscall %ld failed, return value = "
                       "0x%lx, expected return value = 0x%lx\n",