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| author | Aurelien Aptel <aaptel@suse.com> | 2018-11-16 16:13:25 +0100 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2018-12-23 23:05:11 -0600 |
| commit | 5fc7fcd054adcf0f264446cbf778d33e30a45455 (patch) | |
| tree | 31d5dd3cf962192e88a4113fb82c64d26c6d07ec /fs/cifs/misc.c | |
| parent | d9345e0ae7cff25e9aed39d21f092dbb482dffec (diff) | |
| download | linux-stable-5fc7fcd054adcf0f264446cbf778d33e30a45455.tar.gz linux-stable-5fc7fcd054adcf0f264446cbf778d33e30a45455.tar.bz2 linux-stable-5fc7fcd054adcf0f264446cbf778d33e30a45455.zip | |
cifs: auto disable 'serverino' in dfs mounts
Different servers have different set of file ids.
After failover, unique IDs will be different so we can't validate
them.
Signed-off-by: Aurelien Aptel <aaptel@suse.com>
Reviewed-by: Paulo Alcantara <palcantara@suse.de>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/misc.c')
| -rw-r--r-- | fs/cifs/misc.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 8a41f4eba726..f7c0c6fde552 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -525,9 +525,17 @@ void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb) { if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM) { + struct cifs_tcon *tcon = NULL; + + if (cifs_sb->master_tlink) + tcon = cifs_sb_master_tcon(cifs_sb); + cifs_sb->mnt_cifs_flags &= ~CIFS_MOUNT_SERVER_INUM; - cifs_dbg(VFS, "Autodisabling the use of server inode numbers on %s. This server doesn't seem to support them properly. Hardlinks will not be recognized on this mount. Consider mounting with the \"noserverino\" option to silence this message.\n", - cifs_sb_master_tcon(cifs_sb)->treeName); + cifs_dbg(VFS, "Autodisabling the use of server inode numbers on %s.\n", + tcon ? tcon->treeName : "new server"); + cifs_dbg(VFS, "The server doesn't seem to support them properly or the files might be on different servers (DFS).\n"); + cifs_dbg(VFS, "Hardlinks will not be recognized on this mount. Consider mounting with the \"noserverino\" option to silence this message.\n"); + } } |