/* * fs/cifs/smbfsctl.h: SMB, CIFS, SMB2 FSCTL definitions * * Copyright (c) International Business Machines Corp., 2002,2013 * Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* IOCTL information */ /* * List of ioctl/fsctl function codes that are or could be useful in the * future to remote clients like cifs or SMB2/SMB3 client. This is probably * a slightly larger set of fsctls that NTFS local filesystem could handle, * including the seven below that we do not have struct definitions for. * Even with protocol definitions for most of these now available, we still * need to do some experimentation to identify which are practical to do * remotely. Some of the following, such as the encryption/compression ones * could be invoked from tools via a specialized hook into the VFS rather * than via the standard vfs entry points * * See MS-SMB2 Section 2.2.31 (last checked June 2013, all of that list are * below). Additional detail on less common ones can be found in MS-FSCC * section 2.3. */ #define FSCTL_DFS_GET_REFERRALS 0x00060194 #define FSCTL_DFS_GET_REFERRALS_EX 0x000601B0 #define FSCTL_REQUEST_OPLOCK_LEVEL_1 0x00090000 #define FSCTL_REQUEST_OPLOCK_LEVEL_2 0x00090004 #define FSCTL_REQUEST_BATCH_OPLOCK 0x00090008 #define FSCTL_LOCK_VOLUME 0x00090018 #define FSCTL_UNLOCK_VOLUME 0x0009001C #define FSCTL_IS_PATHNAME_VALID 0x0009002C /* BB add struct */ #define FSCTL_GET_COMPRESSION 0x0009003C /* BB add struct */ #define FSCTL_SET_COMPRESSION 0x0009C040 /* BB add struct */ #define FSCTL_QUERY_FAT_BPB 0x00090058 /* BB add struct */ /* Verify the next FSCTL number, we had it as 0x00090090 before */ #define FSCTL_FILESYSTEM_GET_STATS 0x00090060 /* BB add struct */ #define FSCTL_GET_NTFS_VOLUME_DATA 0x00090064 /* BB add struct */ #define FSCTL_GET_RETRIEVAL_POINTERS 0x00090073 /* BB add struct */ #define FSCTL_IS_VOLUME_DIRTY 0x00090078 /* BB add struct */ #define FSCTL_ALLOW_EXTENDED_DASD_IO 0x00090083 /* BB add struct */ #define FSCTL_REQUEST_FILTER_OPLOCK 0x0009008C #define FSCTL_FIND_FILES_BY_SID 0x0009008F /* BB add struct */ #define FSCTL_SET_OBJECT_ID 0x00090098 /* BB add struct */ #define FSCTL_GET_OBJECT_ID 0x0009009C /* BB add struct */ #define FSCTL_DELETE_OBJECT_ID 0x000900A0 /* BB add struct */ #define FSCTL_SET_REPARSE_POINT 0x000900A4 /* BB add struct */ #define FSCTL_GET_REPARSE_POINT 0x000900A8 /* BB add struct */ #define FSCTL_DELETE_REPARSE_POINT 0x000900AC /* BB add struct */ #define FSCTL_SET_OBJECT_ID_EXTENDED 0x000900BC /* BB add struct */ #define FSCTL_CREATE_OR_GET_OBJECT_ID 0x000900C0 /* BB add struct */ #define FSCTL_SET_SPARSE 0x000900C4 /* BB add struct */ #define FSCTL_SET_ZERO_DATA 0x000980C8 #define FSCTL_SET_ENCRYPTION 0x000900D7 /* BB add struct */ #define FSCTL_ENCRYPTION_FSCTL_IO 0x000900DB /* BB add struct */ #define FSCTL_WRITE_RAW_ENCRYPTED 0x000900DF /* BB add struct */ #define FSCTL_READ_RAW_ENCRYPTED 0x000900E3 /* BB add struct */ #define FSCTL_READ_FILE_USN_DATA 0x000900EB /* BB add struct */ #define FSCTL_WRITE_USN_CLOSE_RECORD 0x000900EF /* BB add struct */ #define FSCTL_SIS_COPYFILE 0x00090100 /* BB add struct */ #define FSCTL_RECALL_FILE 0x00090117 /* BB add struct */ #define FSCTL_QUERY_SPARING_INFO 0x00090138 /* BB add struct */ #define FSCTL_SET_ZERO_ON_DEALLOC 0x00090194 /* BB add struct */ #define FSCTL_SET_SHORT_NAME_BEHAVIOR 0x000901B4 /* BB add struct */ #define FSCTL_GET_INTEGRITY_INFORMATION 0x0009027C #define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF /* BB add struct */ #define FSCTL_SET_DEFECT_MANAGEMENT 0x00098134 /* BB add struct */ #define FSCTL_FILE_LEVEL_TRIM 0x00098208 /* BB add struct */ #define FSCTL_DUPLICATE_EXTENTS_TO_FILE 0x00098344 #define FSCTL_SIS_LINK_FILES 0x0009C104 #define FSCTL_SET_INTEGRITY_INFORMATION 0x0009C280 #define FSCTL_PIPE_PEEK 0x0011400C /* BB add struct */ #define FSCTL_PIPE_TRANSCEIVE 0x0011C017 /* BB add struct */ /* strange that the number for this op is not sequential with previous op */ #define FSCTL_PIPE_WAIT 0x00110018 /* BB add struct */ /* Enumerate previous versions of a file */ #define FSCTL_SRV_ENUMERATE_SNAPSHOTS 0x00144064 /* Retrieve an opaque file reference for server-side data movement ie copy */ #define FSCTL_SRV_REQUEST_RESUME_KEY 0x00140078 #define FSCTL_LMR_REQUEST_RESILIENCY 0x001401D4 #define FSCTL_LMR_GET_LINK_TRACK_INF 0x001400E8 /* BB add struct */ #define FSCTL_LMR_SET_LINK_TRACK_INF 0x001400EC /* BB add struct */ #define FSCTL_VALIDATE_NEGOTIATE_INFO 0x00140204 /* Perform server-side data movement */ #define FSCTL_SRV_COPYCHUNK 0x001440F2 #define FSCTL_SRV_COPYCHUNK_WRITE 0x001480F2 #define FSCTL_QUERY_NETWORK_INTERFACE_INFO 0x001401FC /* BB add struct */ #define FSCTL_SRV_READ_HASH 0x001441BB /* BB add struct */ /* See FSCC 2.1.2.5 */ #define IO_REPARSE_TAG_MOUNT_POINT 0xA0000003 #define IO_REPARSE_TAG_HSM 0xC0000004 #define IO_REPARSE_TAG_SIS 0x80000007 #define IO_REPARSE_TAG_HSM2 0x80000006 #define IO_REPARSE_TAG_DRIVER_EXTENDER 0x80000005 /* Used by the DFS filter. See MS-DFSC */ #define IO_REPARSE_TAG_DFS 0x8000000A /* Used by the DFS filter See MS-DFSC */ #define IO_REPARSE_TAG_DFSR 0x80000012 #define IO_REPARSE_TAG_FILTER_MANAGER 0x8000000B /* See section MS-FSCC 2.1.2.4 */ #define IO_REPARSE_TAG_SYMLINK 0xA000000C #define IO_REPARSE_TAG_DEDUP 0x80000013 #define IO_REPARSE_APPXSTREAM 0xC0000014 /* NFS symlinks, Win 8/SMB3 and later */ #define IO_REPARSE_TAG_NFS 0x80000014 /* fsctl flags */ /* If Flags is set to this value, the request is an FSCTL not ioctl request */ #define SMB2_0_IOCTL_IS_FSCTL 0x00000001 nd not having any left for the actually spread IRQs. Fix this issue by not asking for affinity assignment when there are no vectors to assign left. Fixes: 402723ad5c62 ("PCI/MSI: Provide pci_alloc_irq_vectors_affinity()") Link: https://lkml.kernel.org/r/1485359225.3093.3.camel@sandisk.com Reported-by: Bart Van Assche <bart.vanassche@sandisk.com> Tested-by: Bart Van Assche <bart.vanassche@sandisk.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>