diff options
| author | David Howells <dhowells@redhat.com> | 2007-07-31 00:37:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 15:39:36 -0700 |
| commit | 2e92a3baee64112fd210a930276bad165b0bd576 (patch) | |
| tree | 00e9e59fe3fe4ce84d2fb00b134a02a9137acdc7 /ipc | |
| parent | 6a302358d87fedaf7bda12b8e909265ebf1ce674 (diff) | |
| download | lwn-2e92a3baee64112fd210a930276bad165b0bd576.tar.gz lwn-2e92a3baee64112fd210a930276bad165b0bd576.zip | |
NOMMU: Fix SYSV IPC SHM
Fix the SYSV IPC SHM to work with the changes applied by the new fault handler
patches when CONFIG_MMU=n.
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc')
| -rw-r--r-- | ipc/shm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ipc/shm.c b/ipc/shm.c index d0259e3ad1c0..d88ac5a07ec7 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -268,7 +268,9 @@ static int shm_mmap(struct file * file, struct vm_area_struct * vma) if (ret != 0) return ret; sfd->vm_ops = vma->vm_ops; +#ifdef CONFIG_MMU BUG_ON(!sfd->vm_ops->fault); +#endif vma->vm_ops = &shm_vm_ops; shm_open(vma); |