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cifs: Add "extbuf" and "extbuflen" args to smb2_compound_op() 

Will carry the variable-sized reply from SMB_FIND_FILE_POSIX_INFO

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Volker Lendecke 2022-11-25 12:26:00 +01:00 committed by Steve French
parent 0bf588274f
commit 83fb8abec2
1 changed files with 12 additions and 11 deletions
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23
fs/cifs/smb2inode.c
View File

@ -59,6 +59,7 @@ static int smb2_compound_op(const unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb, const char *full_path,
__u32 desired_access, __u32 create_disposition, __u32 create_options,
umode_t mode, void *ptr, int command, struct cifsFileInfo *cfile,
__u8 **extbuf, size_t *extbuflen,
struct kvec *err_iov, int *err_buftype)
{
struct cop_vars *vars = NULL;
@ -539,7 +540,7 @@ int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
cifs_get_readable_path(tcon, full_path, &cfile);
rc = smb2_compound_op(xid, tcon, cifs_sb, full_path, FILE_READ_ATTRIBUTES, FILE_OPEN,
create_options, ACL_NO_MODE, data, SMB2_OP_QUERY_INFO, cfile,
err_iov, err_buftype);
NULL, NULL, err_iov, err_buftype);
if (rc == -EOPNOTSUPP) {
if (err_iov[0].iov_base && err_buftype[0] != CIFS_NO_BUFFER &&
((struct smb2_hdr *)err_iov[0].iov_base)->Command == SMB2_CREATE &&
@ -555,7 +556,7 @@ int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
cifs_get_readable_path(tcon, full_path, &cfile);
rc = smb2_compound_op(xid, tcon, cifs_sb, full_path, FILE_READ_ATTRIBUTES,
FILE_OPEN, create_options, ACL_NO_MODE, data,
SMB2_OP_QUERY_INFO, cfile, NULL, NULL);
SMB2_OP_QUERY_INFO, cfile, NULL, NULL, NULL, NULL);
}
out:
@ -589,7 +590,7 @@ int smb311_posix_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
cifs_get_readable_path(tcon, full_path, &cfile);
rc = smb2_compound_op(xid, tcon, cifs_sb, full_path, FILE_READ_ATTRIBUTES, FILE_OPEN,
create_options, ACL_NO_MODE, data, SMB2_OP_POSIX_QUERY_INFO, cfile,
err_iov, err_buftype);
NULL, NULL, err_iov, err_buftype);
if (rc == -EOPNOTSUPP) {
/* BB TODO: When support for special files added to Samba re-verify this path */
if (err_iov[0].iov_base && err_buftype[0] != CIFS_NO_BUFFER &&
@ -606,7 +607,7 @@ int smb311_posix_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
cifs_get_readable_path(tcon, full_path, &cfile);
rc = smb2_compound_op(xid, tcon, cifs_sb, full_path, FILE_READ_ATTRIBUTES,
FILE_OPEN, create_options, ACL_NO_MODE, data,
SMB2_OP_POSIX_QUERY_INFO, cfile, NULL, NULL);
SMB2_OP_POSIX_QUERY_INFO, cfile, NULL, NULL, NULL, NULL);
}
out:
@ -624,7 +625,7 @@ smb2_mkdir(const unsigned int xid, struct inode *parent_inode, umode_t mode,
return smb2_compound_op(xid, tcon, cifs_sb, name,
FILE_WRITE_ATTRIBUTES, FILE_CREATE,
CREATE_NOT_FILE, mode, NULL, SMB2_OP_MKDIR,
NULL, NULL, NULL);
NULL, NULL, NULL, NULL, NULL);
}
void
@ -646,7 +647,7 @@ smb2_mkdir_setinfo(struct inode *inode, const char *name,
tmprc = smb2_compound_op(xid, tcon, cifs_sb, name,
FILE_WRITE_ATTRIBUTES, FILE_CREATE,
CREATE_NOT_FILE, ACL_NO_MODE,
&data, SMB2_OP_SET_INFO, cfile, NULL, NULL);
&data, SMB2_OP_SET_INFO, cfile, NULL, NULL, NULL, NULL);
if (tmprc == 0)
cifs_i->cifsAttrs = dosattrs;
}
@ -658,7 +659,7 @@ smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
drop_cached_dir_by_name(xid, tcon, name, cifs_sb);
return smb2_compound_op(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN,
CREATE_NOT_FILE, ACL_NO_MODE,
NULL, SMB2_OP_RMDIR, NULL, NULL, NULL);
NULL, SMB2_OP_RMDIR, NULL, NULL, NULL, NULL, NULL);
}
int
@ -667,7 +668,7 @@ smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
{
return smb2_compound_op(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN,
CREATE_DELETE_ON_CLOSE | OPEN_REPARSE_POINT,
ACL_NO_MODE, NULL, SMB2_OP_DELETE, NULL, NULL, NULL);
ACL_NO_MODE, NULL, SMB2_OP_DELETE, NULL, NULL, NULL, NULL, NULL);
}
static int
@ -686,7 +687,7 @@ smb2_set_path_attr(const unsigned int xid, struct cifs_tcon *tcon,
}
rc = smb2_compound_op(xid, tcon, cifs_sb, from_name, access,
FILE_OPEN, 0, ACL_NO_MODE, smb2_to_name,
command, cfile, NULL, NULL);
command, cfile, NULL, NULL, NULL, NULL);
smb2_rename_path:
kfree(smb2_to_name);
return rc;
@ -727,7 +728,7 @@ smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
cifs_get_writable_path(tcon, full_path, FIND_WR_ANY, &cfile);
return smb2_compound_op(xid, tcon, cifs_sb, full_path,
FILE_WRITE_DATA, FILE_OPEN, 0, ACL_NO_MODE,
&eof, SMB2_OP_SET_EOF, cfile, NULL, NULL);
&eof, SMB2_OP_SET_EOF, cfile, NULL, NULL, NULL, NULL);
}
int
@ -754,7 +755,7 @@ smb2_set_file_info(struct inode *inode, const char *full_path,
rc = smb2_compound_op(xid, tcon, cifs_sb, full_path,
FILE_WRITE_ATTRIBUTES, FILE_OPEN,
0, ACL_NO_MODE, buf, SMB2_OP_SET_INFO, cfile,
NULL, NULL);
NULL, NULL, NULL, NULL);
cifs_put_tlink(tlink);
return rc;
}