2008-04-02 03:23:39

by Bryan Wu

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Subject: [PATCH 1/1] [NFS/NOMMU]: fix bug - executing FDPIC ELF on NFS mount triggers BUG() at mm/nommu.c:862:/do_mmap_private()

NFS needs a NOMMU version mmap function to support uClinux on NOMMU machine
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_id=141&tracker_item_id=3992

Signed-off-by: Bryan Wu <[email protected]>
Cc: Mike Frysinger <[email protected]>
---
fs/nfs/file.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index ef57a5a..5d2e9d9 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -64,7 +64,11 @@ const struct file_operations nfs_file_operations = {
.write = do_sync_write,
.aio_read = nfs_file_read,
.aio_write = nfs_file_write,
+#ifdef CONFIG_MMU
.mmap = nfs_file_mmap,
+#else
+ .mmap = generic_file_mmap,
+#endif
.open = nfs_file_open,
.flush = nfs_file_flush,
.release = nfs_file_release,
--
1.5.4.3