GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-06-06 06:37:59 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

CIFS: Simplify cifs_open code

Browse source 
Make the code more general for use in posix and non-posix open.

Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Pavel Shilovsky 2010-11-25 17:20:20 +03:00 • committed by Steve French
parent eeb910a6d4
commit 7e12eddb73
1 changed files with 23 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

54
fs/cifs/file.c
View file

@ -340,6 +340,7 @@ int cifs_open(struct inode *inode, struct file *file)
struct cifsFileInfo *pCifsFile = NULL; struct cifsFileInfo *pCifsFile = NULL;
struct cifsInodeInfo *pCifsInode; struct cifsInodeInfo *pCifsInode;
char *full_path = NULL; char *full_path = NULL;
bool posix_open_ok = false;
__u16 netfid; __u16 netfid;
xid = GetXid(); xid = GetXid();
@ -378,17 +379,7 @@ int cifs_open(struct inode *inode, struct file *file)
file->f_flags, &oplock, &netfid, xid); file->f_flags, &oplock, &netfid, xid);
if (rc == 0) { if (rc == 0) {
cFYI(1, "posix open succeeded"); cFYI(1, "posix open succeeded");
posix_open_ok = true;
pCifsFile = cifs_new_fileinfo(netfid, file, tlink,
oplock);
if (pCifsFile == NULL) {
CIFSSMBClose(xid, tcon, netfid);
rc = -ENOMEM;
}
cifs_fscache_set_inode_cookie(inode, file);
goto out;
} else if ((rc == -EINVAL) || (rc == -EOPNOTSUPP)) { } else if ((rc == -EINVAL) || (rc == -EOPNOTSUPP)) {
if (tcon->ses->serverNOS) if (tcon->ses->serverNOS)
cERROR(1, "server %s of type %s returned" cERROR(1, "server %s of type %s returned"
@ -405,37 +396,38 @@ int cifs_open(struct inode *inode, struct file *file)
or DFS errors */ or DFS errors */
} }
rc = cifs_nt_open(full_path, inode, cifs_sb, tcon, file->f_flags, if (!posix_open_ok) {
&oplock, &netfid, xid); rc = cifs_nt_open(full_path, inode, cifs_sb, tcon,
if (rc) file->f_flags, &oplock, &netfid, xid);
goto out; if (rc)
goto out;
}
pCifsFile = cifs_new_fileinfo(netfid, file, tlink, oplock); pCifsFile = cifs_new_fileinfo(netfid, file, tlink, oplock);
if (pCifsFile == NULL) { if (pCifsFile == NULL) {
CIFSSMBClose(xid, tcon, netfid);
rc = -ENOMEM; rc = -ENOMEM;
goto out; goto out;
} }
cifs_fscache_set_inode_cookie(inode, file); cifs_fscache_set_inode_cookie(inode, file);
if (oplock & CIFS_CREATE_ACTION) { if ((oplock & CIFS_CREATE_ACTION) && !posix_open_ok && tcon->unix_ext) {
/* time to set mode which we can not set earlier due to /* time to set mode which we can not set earlier due to
problems creating new read-only files */ problems creating new read-only files */
if (tcon->unix_ext) { struct cifs_unix_set_info_args args = {
struct cifs_unix_set_info_args args = { .mode = inode->i_mode,
.mode = inode->i_mode, .uid = NO_CHANGE_64,
.uid = NO_CHANGE_64, .gid = NO_CHANGE_64,
.gid = NO_CHANGE_64, .ctime = NO_CHANGE_64,
.ctime = NO_CHANGE_64, .atime = NO_CHANGE_64,
.atime = NO_CHANGE_64, .mtime = NO_CHANGE_64,
.mtime = NO_CHANGE_64, .device = 0,
.device = 0, };
}; CIFSSMBUnixSetPathInfo(xid, tcon, full_path, &args,
CIFSSMBUnixSetPathInfo(xid, tcon, full_path, &args, cifs_sb->local_nls,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFS_MOUNT_MAP_SPECIAL_CHR);
}
} }
out: out: