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authorJeff Dike <jdike@addtoit.com>2007-03-06 01:42:19 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-06 09:30:26 -0800
commitb4cf95c69a72baf90b8f275294a3ff3d282ffe09 (patch)
tree6c5be93ae73b892993a226387c4a25a55a33bbb1 /arch/um
parent7c7a89499a1089a36e40de2db54ff82f5988270d (diff)
[PATCH] uml: add a debugging message
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>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/os-Linux/skas/process.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index 9b34fe65949..dda06789bcb 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -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;