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| author | Steve French <sfrench@us.ibm.com> | 2007-07-19 01:21:09 +0200 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2007-07-19 01:21:09 +0200 |
| commit | c18c842b1fdf527717303a4e173cbece7ab2deb8 (patch) | |
| tree | b400ad6d711b8474a0516220c98d390d56c508de /fs/cifs/link.c | |
| parent | [CIFS] More whitespace/formatting fixes (noticed by checkpatch) (diff) | |
| download | linux-c18c842b1fdf527717303a4e173cbece7ab2deb8.tar.xz linux-c18c842b1fdf527717303a4e173cbece7ab2deb8.zip | |
[CIFS] Allow disabling CIFS Unix Extensions as mount option
Previously the only way to do this was to umount all mounts to that server,
turn off a proc setting (/proc/fs/cifs/LinuxExtensionsEnabled).
Fixes Samba bugzilla bug number: 4582 (and also 2008)
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/link.c')
| -rw-r--r-- | fs/cifs/link.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 7da755c6550a..6a85ef7b8797 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -55,7 +55,8 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode, goto cifs_hl_exit; } - if (cifs_sb_target->tcon->ses->capabilities & CAP_UNIX) +/* if (cifs_sb_target->tcon->ses->capabilities & CAP_UNIX)*/ + if (pTcon->unix_ext) rc = CIFSUnixCreateHardLink(xid, pTcon, fromName, toName, cifs_sb_target->local_nls, cifs_sb_target->mnt_cifs_flags & @@ -129,14 +130,19 @@ cifs_follow_link(struct dentry *direntry, struct nameidata *nd) goto out; } - /* BB add read reparse point symlink code and Unix extensions - symlink code here BB */ + /* We could change this to: + if (pTcon->unix_ext) + but there does not seem any point in refusing to + get symlink info if we can, even if unix extensions + turned off for this mount */ + if (pTcon->ses->capabilities & CAP_UNIX) rc = CIFSSMBUnixQuerySymLink(xid, pTcon, full_path, target_path, PATH_MAX-1, cifs_sb->local_nls); else { + /* BB add read reparse point symlink code here */ /* rc = CIFSSMBQueryReparseLinkInfo */ /* BB Add code to Query ReparsePoint info */ /* BB Add MAC style xsymlink check here if enabled */ @@ -186,7 +192,7 @@ cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname) cFYI(1, ("symname is %s", symname)); /* BB what if DFS and this volume is on different share? BB */ - if (cifs_sb->tcon->ses->capabilities & CAP_UNIX) + if (pTcon->unix_ext) rc = CIFSUnixCreateSymLink(xid, pTcon, full_path, symname, cifs_sb->local_nls); /* else @@ -194,7 +200,7 @@ cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname) cifs_sb_target->local_nls); */ if (rc == 0) { - if (pTcon->ses->capabilities & CAP_UNIX) + if (pTcon->unix_ext) rc = cifs_get_inode_info_unix(&newinode, full_path, inode->i_sb, xid); else @@ -266,6 +272,7 @@ cifs_readlink(struct dentry *direntry, char __user *pBuffer, int buflen) /* BB add read reparse point symlink code and Unix extensions symlink code here BB */ +/* We could disable this based on pTcon->unix_ext flag instead ... but why? */ if (cifs_sb->tcon->ses->capabilities & CAP_UNIX) rc = CIFSSMBUnixQuerySymLink(xid, pTcon, full_path, tmpbuffer, |