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CIFS: Cleanup cifs open codepath

Browse source 
Rename CIFSSMBOpen to CIFS_open and make it take
cifs_open_parms structure as a parm.

Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
Pavel Shilovsky 2014-01-16 15:53:36 +04:00 committed by Steve French
parent 0360d605a2
commit d81b8a40e2
8 changed files with 174 additions and 100 deletions
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40
fs/cifs/cifsacl.c
View file

@ -895,9 +895,10 @@ static struct cifs_ntsd *get_cifs_acl_by_path(struct cifs_sb_info *cifs_sb,
int oplock = 0;
unsigned int xid;
int rc, create_options = 0;
__u16 fid;
struct cifs_tcon *tcon;
struct tcon_link *tlink = cifs_sb_tlink(cifs_sb);
struct cifs_fid fid;
struct cifs_open_parms oparms;
if (IS_ERR(tlink))
return ERR_CAST(tlink);
@ -908,12 +909,19 @@ static struct cifs_ntsd *get_cifs_acl_by_path(struct cifs_sb_info *cifs_sb,
if (backup_cred(cifs_sb))
create_options |= CREATE_OPEN_BACKUP_INTENT;
rc = CIFSSMBOpen(xid, tcon, path, FILE_OPEN, READ_CONTROL,
create_options, &fid, &oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = READ_CONTROL;
oparms.create_options = create_options;
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (!rc) {
rc = CIFSSMBGetCIFSACL(xid, tcon, fid, &pntsd, pacllen);
CIFSSMBClose(xid, tcon, fid);
rc = CIFSSMBGetCIFSACL(xid, tcon, fid.netfid, &pntsd, pacllen);
CIFSSMBClose(xid, tcon, fid.netfid);
}
cifs_put_tlink(tlink);
@ -950,10 +958,11 @@ int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen,
int oplock = 0;
unsigned int xid;
int rc, access_flags, create_options = 0;
__u16 fid;
struct cifs_tcon *tcon;
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
struct tcon_link *tlink = cifs_sb_tlink(cifs_sb);
struct cifs_fid fid;
struct cifs_open_parms oparms;
if (IS_ERR(tlink))
return PTR_ERR(tlink);
@ -969,18 +978,25 @@ int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen,
else
access_flags = WRITE_DAC;
rc = CIFSSMBOpen(xid, tcon, path, FILE_OPEN, access_flags,
create_options, &fid, &oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = access_flags;
oparms.create_options = create_options;
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc) {
cifs_dbg(VFS, "Unable to open file to set ACL\n");
goto out;
}
rc = CIFSSMBSetCIFSACL(xid, tcon, fid, pnntsd, acllen, aclflag);
rc = CIFSSMBSetCIFSACL(xid, tcon, fid.netfid, pnntsd, acllen, aclflag);
cifs_dbg(NOISY, "SetCIFSACL rc = %d\n", rc);
CIFSSMBClose(xid, tcon, fid);
CIFSSMBClose(xid, tcon, fid.netfid);
out:
free_xid(xid);
cifs_put_tlink(tlink);

7
fs/cifs/cifsproto.h
View file

@ -362,11 +362,8 @@ extern int CIFSSMBQuerySymLink(const unsigned int xid, struct cifs_tcon *tcon,
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 *path, const int disposition,
const int desired_access, const int create_options,
__u16 *netfid, int *oplock, FILE_ALL_INFO *buf,
const struct nls_table *nls, int remap);
extern int CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms,
int *oplock, FILE_ALL_INFO *buf);
extern int SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
const char *fileName, const int disposition,
const int access_flags, const int omode,

16
fs/cifs/cifssmb.c
View file

@ -1273,10 +1273,8 @@ SMBLegacyOpen(const unsigned int xid, struct cifs_tcon *tcon,
}
int
CIFSSMBOpen(const unsigned int xid, struct cifs_tcon *tcon,
const char *path, const int disposition, const int desired_access,
const int create_options, __u16 *netfid, int *oplock,
FILE_ALL_INFO *buf, const struct nls_table *nls, int remap)
CIFS_open(const unsigned int xid, struct cifs_open_parms *oparms, int *oplock,
FILE_ALL_INFO *buf)
{
int rc = -EACCES;
OPEN_REQ *req = NULL;
@ -1284,6 +1282,14 @@ CIFSSMBOpen(const unsigned int xid, struct cifs_tcon *tcon,
int bytes_returned;
int name_len;
__u16 count;
struct cifs_sb_info *cifs_sb = oparms->cifs_sb;
struct cifs_tcon *tcon = oparms->tcon;
int remap = cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR;
const struct nls_table *nls = cifs_sb->local_nls;
int create_options = oparms->create_options;
int desired_access = oparms->desired_access;
int disposition = oparms->disposition;
const char *path = oparms->path;
openRetry:
rc = smb_init(SMB_COM_NT_CREATE_ANDX, 24, tcon, (void **)&req,
@ -1367,7 +1373,7 @@ CIFSSMBOpen(const unsigned int xid, struct cifs_tcon *tcon,
/* 1 byte no need to le_to_cpu */
*oplock = rsp->OplockLevel;
/* cifs fid stays in le */
*netfid = rsp->Fid;
oparms->fid->netfid = rsp->Fid;
/* Let caller know file was created so we can set the mode. */
/* Do we care about the CreateAction in any other cases? */

21
fs/cifs/dir.c
View file

@ -570,7 +570,8 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, umode_t mode,
char *full_path = NULL;
struct inode *newinode = NULL;
int oplock = 0;
u16 netfid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
FILE_ALL_INFO *buf = NULL;
unsigned int bytes_written;
struct win_dev *pdev;
@ -640,10 +641,16 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, umode_t mode,
if (backup_cred(cifs_sb))
create_options |= CREATE_OPEN_BACKUP_INTENT;
rc = CIFSSMBOpen(xid, tcon, full_path, FILE_CREATE,
GENERIC_WRITE, create_options,
&netfid, &oplock, buf, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = GENERIC_WRITE;
oparms.create_options = create_options;
oparms.disposition = FILE_CREATE;
oparms.path = full_path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, buf);
if (rc)
goto mknod_out;
@ -653,7 +660,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, umode_t mode,
*/
pdev = (struct win_dev *)buf;
io_parms.netfid = netfid;
io_parms.netfid = fid.netfid;
io_parms.pid = current->tgid;
io_parms.tcon = tcon;
io_parms.offset = 0;
@ -671,7 +678,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, umode_t mode,
rc = CIFSSMBWrite(xid, &io_parms, &bytes_written, (char *)pdev,
NULL, 0);
} /* else if (S_ISFIFO) */
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
d_drop(direntry);
/* FIXME: add code here to set EAs */

2
fs/cifs/file.c
View file

@ -678,7 +678,7 @@ cifs_reopen_file(struct cifsFileInfo *cfile, bool can_flush)
/*
* Can not refresh inode by passing in file_info buf to be returned by
* CIFSSMBOpen and then calling get_inode_info with returned buf since
* ops->open and then calling get_inode_info with returned buf since
* file might have write behind data that needs to be flushed and server
* version of file size can be stale. If we knew for sure that inode was
* not dirty locally we could do this.

73
fs/cifs/inode.c
View file

@ -409,9 +409,10 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path,
{
int rc;
int oplock = 0;
__u16 netfid;
struct tcon_link *tlink;
struct cifs_tcon *tcon;
struct cifs_fid fid;
struct cifs_open_parms oparms;
struct cifs_io_parms io_parms;
char buf[24];
unsigned int bytes_read;
@ -437,18 +438,23 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path,
return PTR_ERR(tlink);
tcon = tlink_tcon(tlink);
rc = CIFSSMBOpen(xid, tcon, path, FILE_OPEN, GENERIC_READ,
CREATE_NOT_DIR, &netfid, &oplock, NULL,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = GENERIC_READ;
oparms.create_options = CREATE_NOT_DIR;
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc) {
cifs_put_tlink(tlink);
return rc;
}
/* Read header */
io_parms.netfid = netfid;
io_parms.netfid = fid.netfid;
io_parms.pid = current->tgid;
io_parms.tcon = tcon;
io_parms.offset = 0;
@ -494,7 +500,7 @@ cifs_sfu_type(struct cifs_fattr *fattr, const char *path,
fattr->cf_dtype = DT_REG;
rc = -EOPNOTSUPP; /* or some unknown SFU type */
}
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
cifs_put_tlink(tlink);
return rc;
}
@ -1035,7 +1041,8 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
{
int oplock = 0;
int rc;
__u16 netfid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
struct inode *inode = dentry->d_inode;
struct cifsInodeInfo *cifsInode = CIFS_I(inode);
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
@ -1058,10 +1065,16 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
goto out;
}
rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,
DELETE|FILE_WRITE_ATTRIBUTES, CREATE_NOT_DIR,
&netfid, &oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = DELETE | FILE_WRITE_ATTRIBUTES;
oparms.create_options = CREATE_NOT_DIR;
oparms.disposition = FILE_OPEN;
oparms.path = full_path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc != 0)
goto out;
@ -1082,7 +1095,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
goto out_close;
}
info_buf->Attributes = cpu_to_le32(dosattr);
rc = CIFSSMBSetFileInfo(xid, tcon, info_buf, netfid,
rc = CIFSSMBSetFileInfo(xid, tcon, info_buf, fid.netfid,
current->tgid);
/* although we would like to mark the file hidden
if that fails we will still try to rename it */
@ -1093,7 +1106,8 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
}
/* rename the file */
rc = CIFSSMBRenameOpenFile(xid, tcon, netfid, NULL, cifs_sb->local_nls,
rc = CIFSSMBRenameOpenFile(xid, tcon, fid.netfid, NULL,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc != 0) {
@ -1103,7 +1117,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
/* try to set DELETE_ON_CLOSE */
if (!cifsInode->delete_pending) {
rc = CIFSSMBSetFileDisposition(xid, tcon, true, netfid,
rc = CIFSSMBSetFileDisposition(xid, tcon, true, fid.netfid,
current->tgid);
/*
* some samba versions return -ENOENT when we try to set the
@ -1123,7 +1137,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
}
out_close:
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
out:
kfree(info_buf);
cifs_put_tlink(tlink);
@ -1135,13 +1149,13 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry,
* them anyway.
*/
undo_rename:
CIFSSMBRenameOpenFile(xid, tcon, netfid, dentry->d_name.name,
CIFSSMBRenameOpenFile(xid, tcon, fid.netfid, dentry->d_name.name,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
undo_setattr:
if (dosattr != origattr) {
info_buf->Attributes = cpu_to_le32(origattr);
if (!CIFSSMBSetFileInfo(xid, tcon, info_buf, netfid,
if (!CIFSSMBSetFileInfo(xid, tcon, info_buf, fid.netfid,
current->tgid))
cifsInode->cifsAttrs = origattr;
}
@ -1552,7 +1566,8 @@ cifs_do_rename(const unsigned int xid, struct dentry *from_dentry,
struct tcon_link *tlink;
struct cifs_tcon *tcon;
struct TCP_Server_Info *server;
__u16 srcfid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
int oplock, rc;
tlink = cifs_sb_tlink(cifs_sb);
@ -1579,17 +1594,23 @@ cifs_do_rename(const unsigned int xid, struct dentry *from_dentry,
if (to_dentry->d_parent != from_dentry->d_parent)
goto do_rename_exit;
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
/* open the file to be renamed -- we need DELETE perms */
rc = CIFSSMBOpen(xid, tcon, from_path, FILE_OPEN, DELETE,
CREATE_NOT_DIR, &srcfid, &oplock, NULL,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.desired_access = DELETE;
oparms.create_options = CREATE_NOT_DIR;
oparms.disposition = FILE_OPEN;
oparms.path = from_path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc == 0) {
rc = CIFSSMBRenameOpenFile(xid, tcon, srcfid,
rc = CIFSSMBRenameOpenFile(xid, tcon, fid.netfid,
(const char *) to_dentry->d_name.name,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, tcon, srcfid);
CIFSSMBClose(xid, tcon, fid.netfid);
}
do_rename_exit:
cifs_put_tlink(tlink);

44
fs/cifs/link.c
View file

@ -320,16 +320,22 @@ cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
{
int rc;
int oplock = 0;
__u16 netfid = 0;
struct cifs_fid fid;
struct cifs_open_parms oparms;
struct cifs_io_parms io_parms;
int buf_type = CIFS_NO_BUFFER;
FILE_ALL_INFO file_info;
rc = CIFSSMBOpen(xid, tcon, path, FILE_OPEN, GENERIC_READ,
CREATE_NOT_DIR, &netfid, &oplock, &file_info,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = GENERIC_READ;
oparms.create_options = CREATE_NOT_DIR;
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, &file_info);
if (rc)
return rc;
@ -337,7 +343,7 @@ cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
/* it's not a symlink */
goto out;
io_parms.netfid = netfid;
io_parms.netfid = fid.netfid;
io_parms.pid = current->tgid;
io_parms.tcon = tcon;
io_parms.offset = 0;
@ -345,7 +351,7 @@ cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
rc = CIFSSMBRead(xid, &io_parms, pbytes_read, &pbuf, &buf_type);
out:
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
return rc;
}
@ -356,29 +362,35 @@ cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
{
int rc;
int oplock = 0;
__u16 netfid = 0;
struct cifs_fid fid;
struct cifs_open_parms oparms;
struct cifs_io_parms io_parms;
int create_options = CREATE_NOT_DIR;
if (backup_cred(cifs_sb))
create_options |= CREATE_OPEN_BACKUP_INTENT;
rc = CIFSSMBOpen(xid, tcon, path, FILE_CREATE, GENERIC_WRITE,
create_options, &netfid, &oplock, NULL,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = GENERIC_WRITE;
oparms.create_options = create_options;
oparms.disposition = FILE_OPEN;
oparms.path = path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc)
return rc;
io_parms.netfid = netfid;
io_parms.netfid = fid.netfid;
io_parms.pid = current->tgid;
io_parms.tcon = tcon;
io_parms.offset = 0;
io_parms.length = CIFS_MF_SYMLINK_FILE_SIZE;
rc = CIFSSMBWrite(xid, &io_parms, pbytes_written, pbuf, NULL, 0);
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
return rc;
}

71
fs/cifs/smb1ops.c
View file

@ -560,17 +560,24 @@ cifs_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
if (!rc && (le32_to_cpu(data->Attributes) & ATTR_REPARSE)) {
int tmprc;
int oplock = 0;
__u16 netfid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = FILE_READ_ATTRIBUTES;
oparms.create_options = 0;
oparms.disposition = FILE_OPEN;
oparms.path = full_path;
oparms.fid = &fid;
oparms.reconnect = false;
/* Need to check if this is a symbolic link or not */
tmprc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,
FILE_READ_ATTRIBUTES, 0, &netfid, &oplock,
NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
tmprc = CIFS_open(xid, &oparms, &oplock, NULL);
if (tmprc == -EOPNOTSUPP)
*symlink = true;
else
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
}
return rc;
@ -705,12 +712,7 @@ cifs_open_file(const unsigned int xid, struct cifs_open_parms *oparms,
oparms->cifs_sb->local_nls,
oparms->cifs_sb->mnt_cifs_flags
& CIFS_MOUNT_MAP_SPECIAL_CHR);
return CIFSSMBOpen(xid, oparms->tcon, oparms->path,
oparms->disposition, oparms->desired_access,
oparms->create_options, &oparms->fid->netfid, oplock,
buf, oparms->cifs_sb->local_nls,
oparms->cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
return CIFS_open(xid, oparms, oplock, buf);
}
static void
@ -761,8 +763,9 @@ smb_set_file_info(struct inode *inode, const char *full_path,
{
int oplock = 0;
int rc;
__u16 netfid;
__u32 netpid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
struct cifsFileInfo *open_file;
struct cifsInodeInfo *cinode = CIFS_I(inode);
struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
@ -772,7 +775,7 @@ smb_set_file_info(struct inode *inode, const char *full_path,
/* if the file is already open for write, just use that fileid */
open_file = find_writable_file(cinode, true);
if (open_file) {
netfid = open_file->fid.netfid;
fid.netfid = open_file->fid.netfid;
netpid = open_file->pid;
tcon = tlink_tcon(open_file->tlink);
goto set_via_filehandle;
@ -796,12 +799,17 @@ smb_set_file_info(struct inode *inode, const char *full_path,
goto out;
}
cifs_dbg(FYI, "calling SetFileInfo since SetPathInfo for times not supported by this server\n");
rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,
SYNCHRONIZE | FILE_WRITE_ATTRIBUTES, CREATE_NOT_DIR,
&netfid, &oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = SYNCHRONIZE | FILE_WRITE_ATTRIBUTES;
oparms.create_options = CREATE_NOT_DIR;
oparms.disposition = FILE_OPEN;
oparms.path = full_path;
oparms.fid = &fid;
oparms.reconnect = false;
cifs_dbg(FYI, "calling SetFileInfo since SetPathInfo for times not supported by this server\n");
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc != 0) {
if (rc == -EIO)
rc = -EINVAL;
@ -811,12 +819,12 @@ smb_set_file_info(struct inode *inode, const char *full_path,
netpid = current->tgid;
set_via_filehandle:
rc = CIFSSMBSetFileInfo(xid, tcon, buf, netfid, netpid);
rc = CIFSSMBSetFileInfo(xid, tcon, buf, fid.netfid, netpid);
if (!rc)
cinode->cifsAttrs = le32_to_cpu(buf->Attributes);
if (open_file == NULL)
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
else
cifsFileInfo_put(open_file);
out:
@ -941,7 +949,8 @@ cifs_query_symlink(const unsigned int xid, struct cifs_tcon *tcon,
{
int rc;
int oplock = 0;
__u16 netfid;
struct cifs_fid fid;
struct cifs_open_parms oparms;
cifs_dbg(FYI, "%s: path: %s\n", __func__, full_path);
@ -957,21 +966,27 @@ cifs_query_symlink(const unsigned int xid, struct cifs_tcon *tcon,
goto out;
}
rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN,
FILE_READ_ATTRIBUTES, OPEN_REPARSE_POINT, &netfid,
&oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
oparms.desired_access = FILE_READ_ATTRIBUTES;
oparms.create_options = OPEN_REPARSE_POINT;
oparms.disposition = FILE_OPEN;
oparms.path = full_path;
oparms.fid = &fid;
oparms.reconnect = false;
rc = CIFS_open(xid, &oparms, &oplock, NULL);
if (rc)
goto out;
rc = CIFSSMBQuerySymLink(xid, tcon, netfid, target_path,
rc = CIFSSMBQuerySymLink(xid, tcon, fid.netfid, target_path,
cifs_sb->local_nls);
if (rc)
goto out_close;
convert_delimiter(*target_path, '/');
out_close:
CIFSSMBClose(xid, tcon, netfid);
CIFSSMBClose(xid, tcon, fid.netfid);
out:
if (!rc)
cifs_dbg(FYI, "%s: target path: %s\n", __func__, *target_path);