]> nv-tegra.nvidia Code Review - linux-2.6.git/commitdiff
[PATCH] uml: add a debugging message
authorJeff Dike <jdike@addtoit.com>
Tue, 6 Mar 2007 09:42:19 +0000 (01:42 -0800)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Tue, 6 Mar 2007 17:30:26 +0000 (09:30 -0800)
Add a debugging message in the case that mapping a stub fails.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/um/os-Linux/skas/process.c

index 9b34fe65949a689b97fe004afe00f49f27a32b86..dda06789bcb01f7d8edf4dec2a264723a4fb7f9f 100644 (file)
@@ -419,9 +419,12 @@ void map_stub_pages(int fd, unsigned long code,
                                          .offset  = code_offset
        } } });
        n = os_write_file(fd, &mmop, sizeof(mmop));
-       if(n != sizeof(mmop))
+       if(n != sizeof(mmop)){
+               printk("mmap args - addr = 0x%lx, fd = %d, offset = %llx\n",
+                      code, code_fd, (unsigned long long) code_offset);
                panic("map_stub_pages : /proc/mm map for code failed, "
                      "err = %d\n", -n);
+       }
 
        if ( stack ) {
                __u64 map_offset;