return rc;
}
+/*
+ * Individual callers to ioctl worker function follow
+ */
+
+int
+SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
+ u64 persistent_fid, u64 volatile_fid)
+{
+ int rc;
+ char *res_key = NULL;
+ struct compress_ioctl fsctl_input;
+ char *ret_data = NULL;
+
+ fsctl_input.CompressionState =
+ __constant_cpu_to_le16(COMPRESSION_FORMAT_DEFAULT);
+
+ rc = SMB2_ioctl(xid, tcon, persistent_fid, volatile_fid,
+ FSCTL_SET_COMPRESSION, true /* is_fsctl */,
+ (char *)&fsctl_input /* data input */,
+ 2 /* in data len */, &ret_data /* out data */, NULL);
+
+ cifs_dbg(FYI, "set compression rc %d\n", rc);
+ kfree(res_key);
+
+ return rc;
+}
+
int
SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_fid, u64 volatile_fid)
rc = SendReceive2(xid, ses, &iov, 1, &resp_buftype, 0);
if (rc) {
cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE);
- goto qinf_exit;
+ goto qfsinf_exit;
}
rsp = (struct smb2_query_info_rsp *)iov.iov_base;
if (!rc)
copy_fs_info_to_kstatfs(info, fsdata);
-qinf_exit:
+qfsinf_exit:
+ free_rsp_buf(resp_buftype, iov.iov_base);
+ return rc;
+}
+
+int
+SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon,
+ u64 persistent_fid, u64 volatile_fid, int level)
+{
+ struct smb2_query_info_rsp *rsp = NULL;
+ struct kvec iov;
+ int rc = 0;
+ int resp_buftype, max_len, min_len;
+ struct cifs_ses *ses = tcon->ses;
+ unsigned int rsp_len, offset;
+
+ if (level == FS_DEVICE_INFORMATION) {
+ max_len = sizeof(FILE_SYSTEM_DEVICE_INFO);
+ min_len = sizeof(FILE_SYSTEM_DEVICE_INFO);
+ } else if (level == FS_ATTRIBUTE_INFORMATION) {
+ max_len = sizeof(FILE_SYSTEM_ATTRIBUTE_INFO);
+ min_len = MIN_FS_ATTR_INFO_SIZE;
+ } else if (level == FS_SECTOR_SIZE_INFORMATION) {
+ max_len = sizeof(struct smb3_fs_ss_info);
+ min_len = sizeof(struct smb3_fs_ss_info);
+ } else {
+ cifs_dbg(FYI, "Invalid qfsinfo level %d\n", level);
+ return -EINVAL;
+ }
+
+ rc = build_qfs_info_req(&iov, tcon, level, max_len,
+ persistent_fid, volatile_fid);
+ if (rc)
+ return rc;
+
+ rc = SendReceive2(xid, ses, &iov, 1, &resp_buftype, 0);
+ if (rc) {
+ cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE);
+ goto qfsattr_exit;
+ }
+ rsp = (struct smb2_query_info_rsp *)iov.iov_base;
+
+ rsp_len = le32_to_cpu(rsp->OutputBufferLength);
+ offset = le16_to_cpu(rsp->OutputBufferOffset);
+ rc = validate_buf(offset, rsp_len, &rsp->hdr, min_len);
+ if (rc)
+ goto qfsattr_exit;
+
+ if (level == FS_ATTRIBUTE_INFORMATION)
+ memcpy(&tcon->fsAttrInfo, 4 /* RFC1001 len */ + offset
+ + (char *)&rsp->hdr, min_t(unsigned int,
+ rsp_len, max_len));
+ else if (level == FS_DEVICE_INFORMATION)
+ memcpy(&tcon->fsDevInfo, 4 /* RFC1001 len */ + offset
+ + (char *)&rsp->hdr, sizeof(FILE_SYSTEM_DEVICE_INFO));
+ else if (level == FS_SECTOR_SIZE_INFORMATION) {
+ struct smb3_fs_ss_info *ss_info = (struct smb3_fs_ss_info *)
+ (4 /* RFC1001 len */ + offset + (char *)&rsp->hdr);
+ tcon->ss_flags = le32_to_cpu(ss_info->Flags);
+ tcon->perf_sector_size =
+ le32_to_cpu(ss_info->PhysicalBytesPerSectorForPerf);
+ }
+
+qfsattr_exit:
free_rsp_buf(resp_buftype, iov.iov_base);
return rc;
}