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| author | Jeff Dike <jdike@addtoit.com> | 2007-03-06 10:42:19 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-06 18:30:26 +0100 |
| commit | b4cf95c69a72baf90b8f275294a3ff3d282ffe09 (patch) | |
| tree | 6c5be93ae73b892993a226387c4a25a55a33bbb1 /arch/um | |
| parent | [PATCH] uml: fix formatting violations in signal delivery code (diff) | |
| download | linux-b4cf95c69a72baf90b8f275294a3ff3d282ffe09.tar.xz linux-b4cf95c69a72baf90b8f275294a3ff3d282ffe09.zip | |
[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.c | 5 |
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 9b34fe65949a..dda06789bcb0 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; |