diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index d40bd77..f9bb497 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -1352,6 +1352,35 @@ typedef struct smb_com_transaction_ioctl_req {
     __u8 Data[1];
 } __attribute__((packed)) TRANSACT_IOCTL_REQ;

+typedef struct smb_com_transaction_compr_ioctl_req {
+    struct smb_hdr hdr;    /* wct = 23 */
+    __u8 MaxSetupCount;
+    __u16 Reserved;
+    __le32 TotalParameterCount;
+    __le32 TotalDataCount;
+    __le32 MaxParameterCount;
+    __le32 MaxDataCount;
+    __le32 ParameterCount;
+    __le32 ParameterOffset;
+    __le32 DataCount;
+    __le32 DataOffset;
+    __u8 SetupCount; /* four setup words follow subcommand */
+    /* SNIA spec incorrectly included spurious pad here */
+    __le16 SubCommand; /* 2 = IOCTL/FSCTL */
+    __le32 FunctionCode;
+    __u16 Fid;
+    __u8 IsFsctl;  /* 1 = File System Control 0 = device control (IOCTL) */
+    __u8 IsRootFlag; /* 1 = apply command to root of share (must be DFS) */
+    __le16 ByteCount;
+    __u8 Pad[3];
+    __le16 compression_state;  /* See below for valid flags */
+} __attribute__((packed)) TRANSACT_COMPR_IOCTL_REQ;
+
+/* compression state flags */
+#define COMPRESSION_FORMAT_NONE        0x0000
+#define COMPRESSION_FORMAT_DEFAULT    0x0001
+#define COMPRESSION_FORMAT_LZNT1    0x0002
+
 typedef struct smb_com_transaction_ioctl_rsp {
     struct smb_hdr hdr;    /* wct = 19 */
     __u8 Reserved[3];
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index b5ec2a2..aa33976 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -360,6 +360,8 @@ extern int CIFSSMBUnixQuerySymLink(const unsigned int xid,
 extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
                    __u16 fid, char **symlinkinfo,
                    const struct nls_table *nls_codepage);
+extern int CIFSSMB_set_compression(const unsigned int xid,
+                   struct cifs_tcon *tcon, __u16 fid);
 extern int CIFSSMBOpen(const unsigned int xid, struct cifs_tcon *tcon,
             const char *fileName, const int disposition,
             const int access_flags, const int omode,
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index ccd31ab..ec57dde 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -3199,6 +3199,59 @@ qreparse_out:
     return rc;
 }

+int
+CIFSSMB_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
+            __u16 fid)
+{
+    int rc = 0;
+    int bytes_returned;
+    struct smb_com_transaction_compr_ioctl_req *pSMB;
+    struct smb_com_transaction_ioctl_rsp *pSMBr;
+
+    cifs_dbg(FYI, "Set compression for %u\n", fid);
+    rc = smb_init(SMB_COM_NT_TRANSACT, 23, tcon, (void **) &pSMB,
+              (void **) &pSMBr);
+    if (rc)
+        return rc;
+
+    pSMB->compression_state = cpu_to_le16(COMPRESSION_FORMAT_DEFAULT);
+
+    pSMB->TotalParameterCount = 0;
+    pSMB->TotalDataCount = cpu_to_le32(2);
+    pSMB->MaxParameterCount = 0;
+    pSMB->MaxDataCount = 0;
+    pSMB->MaxSetupCount = 4;
+    pSMB->Reserved = 0;
+    pSMB->ParameterOffset = 0;
+    pSMB->DataCount = cpu_to_le32(2);
+    pSMB->DataOffset =
+        cpu_to_le32(offsetof(struct smb_com_transaction_compr_ioctl_req,
+                compression_state) - 4);  /* 84 */
+    pSMB->SetupCount = 4;
+    pSMB->SubCommand = cpu_to_le16(NT_TRANSACT_IOCTL);
+    pSMB->ParameterCount = 0;
+    pSMB->FunctionCode = cpu_to_le32(FSCTL_SET_COMPRESSION);
+    pSMB->IsFsctl = 1; /* FSCTL */
+    pSMB->IsRootFlag = 0;
+    pSMB->Fid = fid; /* file handle always le */
+    pSMB->ByteCount = cpu_to_le16(5); /* 3 byte pad 2 byte compress state */
+    inc_rfc1001_len(pSMB, 5);
+
+    rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
+             (struct smb_hdr *) pSMBr, &bytes_returned, 0);
+    if (rc)
+        cifs_dbg(FYI, "Send error in SetCompression = %d\n", rc);
+
+    cifs_buf_release(pSMB);
+
+    /*
+     * Note: On -EAGAIN error only caller can retry on handle based calls
+     * since file handle passed in no longer valid.
+     */
+    return rc;
+}
+
+
 #ifdef CONFIG_CIFS_POSIX

 /*Convert an Access Control Entry from wire format to local POSIX
xattr format*/
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
index 8233b17..ea99efe 100644
--- a/fs/cifs/smb1ops.c
+++ b/fs/cifs/smb1ops.c
@@ -807,6 +807,13 @@ out:
 }

 static int
+cifs_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
+           struct cifsFileInfo *cfile)
+{
+    return CIFSSMB_set_compression(xid, tcon, cfile->fid.netfid);
+}
+
+static int
 cifs_query_dir_first(const unsigned int xid, struct cifs_tcon *tcon,
              const char *path, struct cifs_sb_info *cifs_sb,
              struct cifs_fid *fid, __u16 search_flags,
@@ -956,6 +963,7 @@ struct smb_version_operations smb1_operations = {
     .set_path_size = CIFSSMBSetEOF,
     .set_file_size = CIFSSMBSetFileSize,
     .set_file_info = smb_set_file_info,
+    .set_compression = cifs_set_compression,
     .echo = CIFSSMBEcho,
     .mkdir = CIFSSMBMkDir,
     .mkdir_setinfo = cifs_mkdir_setinfo,
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 7e44f18..2a72ef2 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -573,9 +573,12 @@ struct compress_ioctl {
     __le16 CompressionState;
 } __packed;

-#define COMPRESSION_FORMAT_NONE        0x0000
-#define COMPRESSION_FORMAT_DEFAULT    0x0001
-#define COMPRESSION_FORMAT_LZNT1    0x0002
+/*
+ * These defines have been moved to cifspdu.h
+ * #define COMPRESSION_FORMAT_NONE    0x0000
+ * #define COMPRESSION_FORMAT_DEFAULT    0x0001
+ * #define COMPRESSION_FORMAT_LZNT1    0x0002
+ */
 struct smb2_ioctl_req {
     struct smb2_hdr hdr;
     __le16 StructureSize;    /* Must be 57 */
