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authorSage Weil <sage@newdream.net>2010-11-18 09:15:07 -0800
committerSage Weil <sage@newdream.net>2010-11-18 09:15:07 -0800
commit3105c19c450ac7c18ab28c19d364b588767261b3 (patch)
tree2b306fb3b8536f5f92f085993bbd966d9eb3929a /fs/ceph
parent7b88dadc13e0004947de52df128dbd5b0754ed0a (diff)
ceph: fix readdir EOVERFLOW on 32-bit archs
One of the readdir filldir_t callers was passing the raw ceph 64-bit ino instead of the hashed 32-bit one, producing an EOVERFLOW in the filler callback. Fix this by calling the ceph_vino_to_ino() helper to do the conversion. Reported-by: Jan Smets <jan.smets@alcatel-lucent.com> Tested-by: Jan Smets <jan.smets@alcatel-lucent.com> Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/dir.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 5f67728ba4d7..7d447af84ec4 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -358,18 +358,22 @@ more:
u64 pos = ceph_make_fpos(frag, off);
struct ceph_mds_reply_inode *in =
rinfo->dir_in[off - fi->offset].in;
+ struct ceph_vino vino;
+ ino_t ino;
+
dout("readdir off %d (%d/%d) -> %lld '%.*s' %p\n",
off, off - fi->offset, rinfo->dir_nr, pos,
rinfo->dir_dname_len[off - fi->offset],
rinfo->dir_dname[off - fi->offset], in);
BUG_ON(!in);
ftype = le32_to_cpu(in->mode) >> 12;
+ vino.ino = le64_to_cpu(in->ino);
+ vino.snap = le64_to_cpu(in->snapid);
+ ino = ceph_vino_to_ino(vino);
if (filldir(dirent,
rinfo->dir_dname[off - fi->offset],
rinfo->dir_dname_len[off - fi->offset],
- pos,
- le64_to_cpu(in->ino),
- ftype) < 0) {
+ pos, ino, ftype) < 0) {
dout("filldir stopping us...\n");
return 0;
}