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CIFS: Add SMB2 support for set_file_size

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Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
Pavel Shilovsky
2012-09-18 16:20:32 -07:00
committed by Steve French
parent d143341815
commit c839ff244b
6 changed files with 60 additions and 3 deletions
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26
fs/cifs/smb2pdu.c
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@@ -1605,7 +1605,7 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
static int
send_set_info(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_fid, u64 volatile_fid, int info_class,
u64 persistent_fid, u64 volatile_fid, u32 pid, int info_class,
unsigned int num, void **data, unsigned int *size)
{
struct smb2_set_info_req *req;
@@ -1635,6 +1635,8 @@ send_set_info(const unsigned int xid, struct cifs_tcon *tcon,
return rc;
}
req->hdr.ProcessId = cpu_to_le32(pid);
req->InfoType = SMB2_O_INFO_FILE;
req->FileInfoClass = info_class;
req->PersistentFileId = persistent_fid;
@@ -1705,7 +1707,8 @@ SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
size[1] = len + 2 /* null */;
rc = send_set_info(xid, tcon, persistent_fid, volatile_fid,
FILE_RENAME_INFORMATION, 2, data, size);
current->tgid, FILE_RENAME_INFORMATION, 2, data,
size);
kfree(data);
return rc;
}
@@ -1736,7 +1739,24 @@ SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
size[1] = len + 2 /* null */;
rc = send_set_info(xid, tcon, persistent_fid, volatile_fid,
FILE_LINK_INFORMATION, 2, data, size);
current->tgid, FILE_LINK_INFORMATION, 2, data, size);
kfree(data);
return rc;
}
int
SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
u64 volatile_fid, u32 pid, __le64 *eof)
{
struct smb2_file_eof_info info;
void *data;
unsigned int size;
info.EndOfFile = *eof;
data = &info;
size = sizeof(struct smb2_file_eof_info);
return send_set_info(xid, tcon, persistent_fid, volatile_fid, pid,
FILE_END_OF_FILE_INFORMATION, 1, &data, &size);
}