[4/4] CIFS: Cleanup cifs open codepath

Message ID	1389873217-17519-5-git-send-email-piastry@etersoft.ru (mailing list archive)
State	New, archived
Headers	show Return-Path: <linux-cifs-owner@kernel.org> From: Pavel Shilovsky <piastry@etersoft.ru> To: linux-cifs@vger.kernel.org Subject: [PATCH 4/4] CIFS: Cleanup cifs open codepath Date: Thu, 16 Jan 2014 15:53:36 +0400 Message-Id: <1389873217-17519-5-git-send-email-piastry@etersoft.ru> In-Reply-To: <1389873217-17519-1-git-send-email-piastry@etersoft.ru> References: <1389873217-17519-1-git-send-email-piastry@etersoft.ru> Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk

diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index 51f5e0e..8f9b4f7 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -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); diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 582ae61..79e6e9a 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -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, diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 8e1ebc2..4d881c3 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -1273,10 +1273,8 @@ OldOpenRetry: } 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 @@ openRetry: /* 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? */ diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 0850325..d3a6796 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -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 */ diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 5a5a872..853d6d1 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -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. diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 5793b5a..9cb9679 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -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 @@ out: * 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); diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 67d9243..46eff5e 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -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; } diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index abd2cc9..9ac5bfc 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -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);

[4/4] CIFS: Cleanup cifs open codepath

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Patch