(long long)filp->f_pos);
nfs_inc_stats(inode, NFSIOS_VFSGETDENTS);
- lock_kernel();
-
/*
* filp->f_pos points to the dirent entry number.
* *desc->dir_cookie has the cookie for the next entry. We have
}
out:
nfs_unblock_sillyrename(dentry);
- unlock_kernel();
if (res > 0)
res = 0;
dfprintk(FILE, "NFS: readdir(%s/%s) returns %ld\n",
{
if (IS_ROOT(dentry))
return 1;
+ if (NFS_SERVER(dir)->flags & NFS_MOUNT_LOOKUP_CACHE_NONE)
+ return 0;
if (!nfs_verify_change_attribute(dir, dentry->d_time))
return 0;
/* Revalidate nfsi->cache_change_attribute before we declare a match */
/* Don't revalidate a negative dentry if we're creating a new file */
if (nd != NULL && nfs_lookup_check_intent(nd, LOOKUP_CREATE) != 0)
return 0;
+ if (NFS_SERVER(dir)->flags & NFS_MOUNT_LOOKUP_CACHE_NONEG)
+ return 1;
return !nfs_check_verifier(dir, dentry);
}
NFS_I(inode)->cache_validity |= NFS_INO_INVALID_DATA;
if (dentry->d_flags & DCACHE_NFSFS_RENAMED) {
- lock_kernel();
drop_nlink(inode);
nfs_complete_unlink(dentry, inode);
- unlock_kernel();
}
iput(inode);
}
spin_unlock(&dcache_lock);
/* Start asynchronous writeout of the inode */
write_inode_now(dentry->d_inode, 0);
- lock_kernel();
error = nfs_sillyrename(dir, dentry);
- unlock_kernel();
return error;
}
if (!d_unhashed(dentry)) {
attr.ia_mode = S_IFLNK | S_IRWXUGO;
attr.ia_valid = ATTR_MODE;
- lock_kernel();
-
page = alloc_page(GFP_HIGHUSER);
- if (!page) {
- unlock_kernel();
+ if (!page)
return -ENOMEM;
- }
kaddr = kmap_atomic(page, KM_USER0);
memcpy(kaddr, symname, pathlen);
dentry->d_name.name, symname, error);
d_drop(dentry);
__free_page(page);
- unlock_kernel();
return error;
}
} else
__free_page(page);
- unlock_kernel();
return 0;
}
goto out;
/* silly-rename the existing target ... */
- lock_kernel();
err = nfs_sillyrename(new_dir, new_dentry);
- unlock_kernel();
if (!err) {
new_dentry = rehash = dentry;
new_inode = NULL;
return status;
nfs_access_add_cache(inode, &cache);
out:
- if ((cache.mask & mask) == mask)
+ if ((mask & ~cache.mask & (MAY_READ | MAY_WRITE | MAY_EXEC)) == 0)
return 0;
return -EACCES;
}
return nfs_do_access(inode, cred, nfs_open_permission_mask(openflags));
}
-int nfs_permission(struct inode *inode, int mask, struct nameidata *nd)
+int nfs_permission(struct inode *inode, int mask)
{
struct rpc_cred *cred;
int res = 0;
nfs_inc_stats(inode, NFSIOS_VFSACCESS);
- if (mask == 0)
+ if ((mask & (MAY_READ | MAY_WRITE | MAY_EXEC)) == 0)
goto out;
/* Is this sys_access() ? */
- if (nd != NULL && (nd->flags & LOOKUP_ACCESS))
+ if (mask & MAY_ACCESS)
goto force_lookup;
switch (inode->i_mode & S_IFMT) {
case S_IFREG:
/* NFSv4 has atomic_open... */
if (nfs_server_capable(inode, NFS_CAP_ATOMIC_OPEN)
- && nd != NULL
- && (nd->flags & LOOKUP_OPEN))
+ && (mask & MAY_OPEN))
goto out;
break;
case S_IFDIR: