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-rw-r--r--fs/cifs/smb2ops.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index eaed18061314..4c0922596467 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -751,6 +751,8 @@ int open_shroot(unsigned int xid, struct cifs_tcon *tcon, struct cifs_fid *pfid)
goto oshr_exit;
}
+ atomic_inc(&tcon->num_remote_opens);
+
o_rsp = (struct smb2_create_rsp *)rsp_iov[0].iov_base;
oparms.fid->persistent_fid = o_rsp->PersistentFileId;
oparms.fid->volatile_fid = o_rsp->VolatileFileId;
@@ -1176,6 +1178,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
rc = compound_send_recv(xid, ses, flags, 3, rqst,
resp_buftype, rsp_iov);
+ /* no need to bump num_remote_opens because handle immediately closed */
sea_exit:
kfree(ea);
@@ -1518,6 +1521,8 @@ smb2_ioctl_query_info(const unsigned int xid,
resp_buftype, rsp_iov);
if (rc)
goto iqinf_exit;
+
+ /* No need to bump num_remote_opens since handle immediately closed */
if (qi.flags & PASSTHRU_FSCTL) {
pqi = (struct smb_query_info __user *)arg;
io_rsp = (struct smb2_ioctl_rsp *)rsp_iov[1].iov_base;
@@ -3328,6 +3333,11 @@ smb21_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock,
if (oplock == SMB2_OPLOCK_LEVEL_NOCHANGE)
return;
+ /* Check if the server granted an oplock rather than a lease */
+ if (oplock & SMB2_OPLOCK_LEVEL_EXCLUSIVE)
+ return smb2_set_oplock_level(cinode, oplock, epoch,
+ purge_cache);
+
if (oplock & SMB2_LEASE_READ_CACHING_HE) {
new_oplock |= CIFS_CACHE_READ_FLG;
strcat(message, "R");