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| author | Pavel Shilovsky <pshilovsky@samba.org> | 2013-09-05 16:11:28 +0400 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2013-09-09 22:52:05 -0500 |
| commit | 53ef1016fd0e4bab128a24f7fe06b9cdb2afdc31 (patch) | |
| tree | ed65cd590e0b813a3643f20e752483c48c95fa11 /fs/cifs/smb2misc.c | |
| parent | 18cceb6a78f46b65df654e8348fa2093b91b30f6 (diff) | |
| download | lwn-53ef1016fd0e4bab128a24f7fe06b9cdb2afdc31.tar.gz lwn-53ef1016fd0e4bab128a24f7fe06b9cdb2afdc31.zip | |
CIFS: Store lease state itself rather than a mapped oplock value
and separate smb20_operations struct.
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2misc.c')
| -rw-r--r-- | fs/cifs/smb2misc.c | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index 8d1a8898fd13..4aa59b34ec23 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -380,23 +380,15 @@ cifs_convert_path_to_utf16(const char *from, struct cifs_sb_info *cifs_sb) __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode) { - if (CIFS_CACHE_WRITE(cinode)) - return SMB2_LEASE_WRITE_CACHING | SMB2_LEASE_READ_CACHING; - else if (CIFS_CACHE_READ(cinode)) - return SMB2_LEASE_READ_CACHING; - return 0; -} + __le32 lease = 0; -__u8 smb2_map_lease_to_oplock(__le32 lease_state) -{ - if (lease_state & SMB2_LEASE_WRITE_CACHING) { - if (lease_state & SMB2_LEASE_HANDLE_CACHING) - return SMB2_OPLOCK_LEVEL_BATCH; - else - return SMB2_OPLOCK_LEVEL_EXCLUSIVE; - } else if (lease_state & SMB2_LEASE_READ_CACHING) - return SMB2_OPLOCK_LEVEL_II; - return 0; + if (CIFS_CACHE_WRITE(cinode)) + lease |= SMB2_LEASE_WRITE_CACHING; + if (CIFS_CACHE_HANDLE(cinode)) + lease |= SMB2_LEASE_HANDLE_CACHING; + if (CIFS_CACHE_READ(cinode)) + lease |= SMB2_LEASE_READ_CACHING; + return lease; } struct smb2_lease_break_work { @@ -433,7 +425,7 @@ smb2_tcon_has_lease(struct cifs_tcon *tcon, struct smb2_lease_break *rsp, int ack_req = le32_to_cpu(rsp->Flags & SMB2_NOTIFY_BREAK_LEASE_FLAG_ACK_REQUIRED); - lease_state = smb2_map_lease_to_oplock(rsp->NewLeaseState); + lease_state = le32_to_cpu(rsp->NewLeaseState); list_for_each(tmp, &tcon->openFileList) { cfile = list_entry(tmp, struct cifsFileInfo, tlist); @@ -447,7 +439,7 @@ smb2_tcon_has_lease(struct cifs_tcon *tcon, struct smb2_lease_break *rsp, cifs_dbg(FYI, "lease key match, lease break 0x%d\n", le32_to_cpu(rsp->NewLeaseState)); - smb2_set_oplock_level(cinode, lease_state); + tcon->ses->server->ops->set_oplock_level(cinode, lease_state); if (ack_req) cfile->oplock_break_cancelled = false; @@ -582,7 +574,7 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server) else cfile->oplock_break_cancelled = false; - smb2_set_oplock_level(cinode, + server->ops->set_oplock_level(cinode, rsp->OplockLevel ? SMB2_OPLOCK_LEVEL_II : 0); queue_work(cifsiod_wq, &cfile->oplock_break); |