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| author | Pavel Shilovsky <pshilovsky@samba.org> | 2012-09-19 03:20:33 +0400 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2012-09-25 06:46:30 +0400 |
| commit | 76ec5e33846de386f44826f145cd725b92c23630 (patch) | |
| tree | 864a76aa2c0aa618995f8b6587b1aa924d745f91 /fs/cifs/smb1ops.c | |
| parent | 983c88a497914d60c91f431b05a8449ddda19167 (diff) | |
| download | linux-76ec5e33846de386f44826f145cd725b92c23630.tar.xz | |
CIFS: Move statfs to ops struct
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb1ops.c')
| -rw-r--r-- | fs/cifs/smb1ops.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index f55b2e3476e8..f6c7a1c9a1b6 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -18,6 +18,7 @@ */ #include <linux/pagemap.h> +#include <linux/vfs.h> #include "cifsglob.h" #include "cifsproto.h" #include "cifs_debug.h" @@ -872,6 +873,38 @@ cifs_oplock_response(struct cifs_tcon *tcon, struct cifs_fid *fid, cinode->clientCanCacheRead ? 1 : 0); } +static int +cifs_queryfs(const unsigned int xid, struct cifs_tcon *tcon, + struct kstatfs *buf) +{ + int rc = -EOPNOTSUPP; + + buf->f_type = CIFS_MAGIC_NUMBER; + + /* + * We could add a second check for a QFS Unix capability bit + */ + if ((tcon->ses->capabilities & CAP_UNIX) && + (CIFS_POSIX_EXTENSIONS & le64_to_cpu(tcon->fsUnixInfo.Capability))) + rc = CIFSSMBQFSPosixInfo(xid, tcon, buf); + + /* + * Only need to call the old QFSInfo if failed on newer one, + * e.g. by OS/2. + **/ + if (rc && (tcon->ses->capabilities & CAP_NT_SMBS)) + rc = CIFSSMBQFSInfo(xid, tcon, buf); + + /* + * Some old Windows servers also do not support level 103, retry with + * older level one if old server failed the previous call or we + * bypassed it because we detected that this was an older LANMAN sess + */ + if (rc) + rc = SMBOldQFSInfo(xid, tcon, buf); + return rc; +} + struct smb_version_operations smb1_operations = { .send_cancel = send_nt_cancel, .compare_fids = cifs_compare_fids, @@ -932,6 +965,7 @@ struct smb_version_operations smb1_operations = { .close_dir = cifs_close_dir, .calc_smb_size = smbCalcSize, .oplock_response = cifs_oplock_response, + .queryfs = cifs_queryfs, }; struct smb_version_values smb1_values = { |