24ef51f660
objsetid is not unique across pool, so using it solely as key would cause panic when automounting two snapshot on different pools with the same objsetid. We fix this by adding spa pointer as additional key. Signed-off-by: Chunwei Chen <david.chen@osnexus.com> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Richard Yao <ryao@gentoo.org> Issue #3948 Issue #3786 Issue #3887
625 lines
14 KiB
C
625 lines
14 KiB
C
/*
|
|
* CDDL HEADER START
|
|
*
|
|
* The contents of this file are subject to the terms of the
|
|
* Common Development and Distribution License (the "License").
|
|
* You may not use this file except in compliance with the License.
|
|
*
|
|
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
|
* or http://www.opensolaris.org/os/licensing.
|
|
* See the License for the specific language governing permissions
|
|
* and limitations under the License.
|
|
*
|
|
* When distributing Covered Code, include this CDDL HEADER in each
|
|
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
|
* If applicable, add the following below this CDDL HEADER, with the
|
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
|
* information: Portions Copyright [yyyy] [name of copyright owner]
|
|
*
|
|
* CDDL HEADER END
|
|
*/
|
|
/*
|
|
* Copyright (c) 2011, Lawrence Livermore National Security, LLC.
|
|
* Copyright (c) 2015 by Chunwei Chen. All rights reserved.
|
|
*/
|
|
|
|
|
|
#include <sys/zfs_ctldir.h>
|
|
#include <sys/zfs_vfsops.h>
|
|
#include <sys/zfs_vnops.h>
|
|
#include <sys/zfs_znode.h>
|
|
#include <sys/dmu_objset.h>
|
|
#include <sys/vfs.h>
|
|
#include <sys/zpl.h>
|
|
|
|
|
|
static struct dentry *
|
|
#ifdef HAVE_LOOKUP_NAMEIDATA
|
|
zpl_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
|
|
#else
|
|
zpl_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
|
|
#endif
|
|
{
|
|
cred_t *cr = CRED();
|
|
struct inode *ip;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
if (dlen(dentry) > ZFS_MAXNAMELEN)
|
|
return (ERR_PTR(-ENAMETOOLONG));
|
|
|
|
crhold(cr);
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_lookup(dir, dname(dentry), &ip, 0, cr, NULL, NULL);
|
|
spl_fstrans_unmark(cookie);
|
|
ASSERT3S(error, <=, 0);
|
|
crfree(cr);
|
|
|
|
spin_lock(&dentry->d_lock);
|
|
dentry->d_time = jiffies;
|
|
#ifndef HAVE_S_D_OP
|
|
d_set_d_op(dentry, &zpl_dentry_operations);
|
|
#endif /* HAVE_S_D_OP */
|
|
spin_unlock(&dentry->d_lock);
|
|
|
|
if (error) {
|
|
if (error == -ENOENT)
|
|
return (d_splice_alias(NULL, dentry));
|
|
else
|
|
return (ERR_PTR(error));
|
|
}
|
|
|
|
return (d_splice_alias(ip, dentry));
|
|
}
|
|
|
|
void
|
|
zpl_vap_init(vattr_t *vap, struct inode *dir, zpl_umode_t mode, cred_t *cr)
|
|
{
|
|
vap->va_mask = ATTR_MODE;
|
|
vap->va_mode = mode;
|
|
vap->va_uid = crgetfsuid(cr);
|
|
|
|
if (dir && dir->i_mode & S_ISGID) {
|
|
vap->va_gid = KGID_TO_SGID(dir->i_gid);
|
|
if (S_ISDIR(mode))
|
|
vap->va_mode |= S_ISGID;
|
|
} else {
|
|
vap->va_gid = crgetfsgid(cr);
|
|
}
|
|
}
|
|
|
|
static int
|
|
#ifdef HAVE_CREATE_NAMEIDATA
|
|
zpl_create(struct inode *dir, struct dentry *dentry, zpl_umode_t mode,
|
|
struct nameidata *nd)
|
|
#else
|
|
zpl_create(struct inode *dir, struct dentry *dentry, zpl_umode_t mode,
|
|
bool flag)
|
|
#endif
|
|
{
|
|
cred_t *cr = CRED();
|
|
struct inode *ip;
|
|
vattr_t *vap;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
vap = kmem_zalloc(sizeof (vattr_t), KM_SLEEP);
|
|
zpl_vap_init(vap, dir, mode, cr);
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_create(dir, dname(dentry), vap, 0, mode, &ip, cr, 0, NULL);
|
|
if (error == 0) {
|
|
d_instantiate(dentry, ip);
|
|
|
|
error = zpl_xattr_security_init(ip, dir, &dentry->d_name);
|
|
if (error == 0)
|
|
error = zpl_init_acl(ip, dir);
|
|
|
|
if (error)
|
|
(void) zfs_remove(dir, dname(dentry), cr);
|
|
}
|
|
|
|
spl_fstrans_unmark(cookie);
|
|
kmem_free(vap, sizeof (vattr_t));
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_mknod(struct inode *dir, struct dentry *dentry, zpl_umode_t mode,
|
|
dev_t rdev)
|
|
{
|
|
cred_t *cr = CRED();
|
|
struct inode *ip;
|
|
vattr_t *vap;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
/*
|
|
* We currently expect Linux to supply rdev=0 for all sockets
|
|
* and fifos, but we want to know if this behavior ever changes.
|
|
*/
|
|
if (S_ISSOCK(mode) || S_ISFIFO(mode))
|
|
ASSERT(rdev == 0);
|
|
|
|
crhold(cr);
|
|
vap = kmem_zalloc(sizeof (vattr_t), KM_SLEEP);
|
|
zpl_vap_init(vap, dir, mode, cr);
|
|
vap->va_rdev = rdev;
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_create(dir, dname(dentry), vap, 0, mode, &ip, cr, 0, NULL);
|
|
if (error == 0) {
|
|
d_instantiate(dentry, ip);
|
|
|
|
error = zpl_xattr_security_init(ip, dir, &dentry->d_name);
|
|
if (error == 0)
|
|
error = zpl_init_acl(ip, dir);
|
|
|
|
if (error)
|
|
(void) zfs_remove(dir, dname(dentry), cr);
|
|
}
|
|
|
|
spl_fstrans_unmark(cookie);
|
|
kmem_free(vap, sizeof (vattr_t));
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_unlink(struct inode *dir, struct dentry *dentry)
|
|
{
|
|
cred_t *cr = CRED();
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_remove(dir, dname(dentry), cr);
|
|
spl_fstrans_unmark(cookie);
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_mkdir(struct inode *dir, struct dentry *dentry, zpl_umode_t mode)
|
|
{
|
|
cred_t *cr = CRED();
|
|
vattr_t *vap;
|
|
struct inode *ip;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
vap = kmem_zalloc(sizeof (vattr_t), KM_SLEEP);
|
|
zpl_vap_init(vap, dir, mode | S_IFDIR, cr);
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_mkdir(dir, dname(dentry), vap, &ip, cr, 0, NULL);
|
|
if (error == 0) {
|
|
d_instantiate(dentry, ip);
|
|
|
|
error = zpl_xattr_security_init(ip, dir, &dentry->d_name);
|
|
if (error == 0)
|
|
error = zpl_init_acl(ip, dir);
|
|
|
|
if (error)
|
|
(void) zfs_rmdir(dir, dname(dentry), NULL, cr, 0);
|
|
}
|
|
|
|
spl_fstrans_unmark(cookie);
|
|
kmem_free(vap, sizeof (vattr_t));
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_rmdir(struct inode * dir, struct dentry *dentry)
|
|
{
|
|
cred_t *cr = CRED();
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_rmdir(dir, dname(dentry), NULL, cr, 0);
|
|
spl_fstrans_unmark(cookie);
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
|
|
{
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_getattr_fast(dentry->d_inode, stat);
|
|
spl_fstrans_unmark(cookie);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_setattr(struct dentry *dentry, struct iattr *ia)
|
|
{
|
|
struct inode *ip = dentry->d_inode;
|
|
cred_t *cr = CRED();
|
|
vattr_t *vap;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
error = inode_change_ok(ip, ia);
|
|
if (error)
|
|
return (error);
|
|
|
|
crhold(cr);
|
|
vap = kmem_zalloc(sizeof (vattr_t), KM_SLEEP);
|
|
vap->va_mask = ia->ia_valid & ATTR_IATTR_MASK;
|
|
vap->va_mode = ia->ia_mode;
|
|
vap->va_uid = KUID_TO_SUID(ia->ia_uid);
|
|
vap->va_gid = KGID_TO_SGID(ia->ia_gid);
|
|
vap->va_size = ia->ia_size;
|
|
vap->va_atime = ia->ia_atime;
|
|
vap->va_mtime = ia->ia_mtime;
|
|
vap->va_ctime = ia->ia_ctime;
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_setattr(ip, vap, 0, cr);
|
|
if (!error && (ia->ia_valid & ATTR_MODE))
|
|
error = zpl_chmod_acl(ip);
|
|
|
|
spl_fstrans_unmark(cookie);
|
|
kmem_free(vap, sizeof (vattr_t));
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_rename(struct inode *sdip, struct dentry *sdentry,
|
|
struct inode *tdip, struct dentry *tdentry)
|
|
{
|
|
cred_t *cr = CRED();
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_rename(sdip, dname(sdentry), tdip, dname(tdentry), cr, 0);
|
|
spl_fstrans_unmark(cookie);
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zpl_symlink(struct inode *dir, struct dentry *dentry, const char *name)
|
|
{
|
|
cred_t *cr = CRED();
|
|
vattr_t *vap;
|
|
struct inode *ip;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
vap = kmem_zalloc(sizeof (vattr_t), KM_SLEEP);
|
|
zpl_vap_init(vap, dir, S_IFLNK | S_IRWXUGO, cr);
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_symlink(dir, dname(dentry), vap, (char *)name, &ip, cr, 0);
|
|
if (error == 0) {
|
|
d_instantiate(dentry, ip);
|
|
|
|
error = zpl_xattr_security_init(ip, dir, &dentry->d_name);
|
|
if (error)
|
|
(void) zfs_remove(dir, dname(dentry), cr);
|
|
}
|
|
|
|
spl_fstrans_unmark(cookie);
|
|
kmem_free(vap, sizeof (vattr_t));
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
#ifdef HAVE_FOLLOW_LINK_NAMEIDATA
|
|
static void *
|
|
zpl_follow_link(struct dentry *dentry, struct nameidata *nd)
|
|
#else
|
|
const char *
|
|
zpl_follow_link(struct dentry *dentry, void **symlink_cookie)
|
|
#endif
|
|
{
|
|
cred_t *cr = CRED();
|
|
struct inode *ip = dentry->d_inode;
|
|
struct iovec iov;
|
|
uio_t uio;
|
|
char *link;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
crhold(cr);
|
|
|
|
iov.iov_len = MAXPATHLEN;
|
|
iov.iov_base = link = kmem_zalloc(MAXPATHLEN, KM_SLEEP);
|
|
|
|
uio.uio_iov = &iov;
|
|
uio.uio_iovcnt = 1;
|
|
uio.uio_skip = 0;
|
|
uio.uio_resid = (MAXPATHLEN - 1);
|
|
uio.uio_segflg = UIO_SYSSPACE;
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_readlink(ip, &uio, cr);
|
|
spl_fstrans_unmark(cookie);
|
|
|
|
if (error)
|
|
kmem_free(link, MAXPATHLEN);
|
|
|
|
crfree(cr);
|
|
|
|
#ifdef HAVE_FOLLOW_LINK_NAMEIDATA
|
|
if (error)
|
|
nd_set_link(nd, ERR_PTR(error));
|
|
else
|
|
nd_set_link(nd, link);
|
|
|
|
return (NULL);
|
|
#else
|
|
if (error)
|
|
return (ERR_PTR(error));
|
|
else
|
|
return (*symlink_cookie = link);
|
|
#endif
|
|
}
|
|
|
|
#ifdef HAVE_PUT_LINK_NAMEIDATA
|
|
static void
|
|
zpl_put_link(struct dentry *dentry, struct nameidata *nd, void *ptr)
|
|
{
|
|
const char *link = nd_get_link(nd);
|
|
|
|
if (!IS_ERR(link))
|
|
kmem_free(link, MAXPATHLEN);
|
|
}
|
|
#else
|
|
static void
|
|
zpl_put_link(struct inode *unused, void *symlink_cookie)
|
|
{
|
|
kmem_free(symlink_cookie, MAXPATHLEN);
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
zpl_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry)
|
|
{
|
|
cred_t *cr = CRED();
|
|
struct inode *ip = old_dentry->d_inode;
|
|
int error;
|
|
fstrans_cookie_t cookie;
|
|
|
|
if (ip->i_nlink >= ZFS_LINK_MAX)
|
|
return (-EMLINK);
|
|
|
|
crhold(cr);
|
|
ip->i_ctime = CURRENT_TIME_SEC;
|
|
igrab(ip); /* Use ihold() if available */
|
|
|
|
cookie = spl_fstrans_mark();
|
|
error = -zfs_link(dir, ip, dname(dentry), cr);
|
|
if (error) {
|
|
iput(ip);
|
|
goto out;
|
|
}
|
|
|
|
d_instantiate(dentry, ip);
|
|
out:
|
|
spl_fstrans_unmark(cookie);
|
|
crfree(cr);
|
|
ASSERT3S(error, <=, 0);
|
|
|
|
return (error);
|
|
}
|
|
|
|
#ifdef HAVE_INODE_TRUNCATE_RANGE
|
|
static void
|
|
zpl_truncate_range(struct inode *ip, loff_t start, loff_t end)
|
|
{
|
|
cred_t *cr = CRED();
|
|
flock64_t bf;
|
|
fstrans_cookie_t cookie;
|
|
|
|
ASSERT3S(start, <=, end);
|
|
|
|
/*
|
|
* zfs_freesp() will interpret (len == 0) as meaning "truncate until
|
|
* the end of the file". We don't want that.
|
|
*/
|
|
if (start == end)
|
|
return;
|
|
|
|
crhold(cr);
|
|
|
|
bf.l_type = F_WRLCK;
|
|
bf.l_whence = 0;
|
|
bf.l_start = start;
|
|
bf.l_len = end - start;
|
|
bf.l_pid = 0;
|
|
cookie = spl_fstrans_mark();
|
|
zfs_space(ip, F_FREESP, &bf, FWRITE, start, cr);
|
|
spl_fstrans_unmark(cookie);
|
|
|
|
crfree(cr);
|
|
}
|
|
#endif /* HAVE_INODE_TRUNCATE_RANGE */
|
|
|
|
#ifdef HAVE_INODE_FALLOCATE
|
|
static long
|
|
zpl_fallocate(struct inode *ip, int mode, loff_t offset, loff_t len)
|
|
{
|
|
return (zpl_fallocate_common(ip, mode, offset, len));
|
|
}
|
|
#endif /* HAVE_INODE_FALLOCATE */
|
|
|
|
static int
|
|
#ifdef HAVE_D_REVALIDATE_NAMEIDATA
|
|
zpl_revalidate(struct dentry *dentry, struct nameidata *nd)
|
|
{
|
|
unsigned int flags = (nd ? nd->flags : 0);
|
|
#else
|
|
zpl_revalidate(struct dentry *dentry, unsigned int flags)
|
|
{
|
|
#endif /* HAVE_D_REVALIDATE_NAMEIDATA */
|
|
zfs_sb_t *zsb = dentry->d_sb->s_fs_info;
|
|
int error;
|
|
|
|
if (flags & LOOKUP_RCU)
|
|
return (-ECHILD);
|
|
|
|
/*
|
|
* Automounted snapshots rely on periodic dentry revalidation
|
|
* to defer snapshots from being automatically unmounted.
|
|
*/
|
|
if (zsb->z_issnap) {
|
|
if (time_after(jiffies, zsb->z_snap_defer_time +
|
|
MAX(zfs_expire_snapshot * HZ / 2, HZ))) {
|
|
zsb->z_snap_defer_time = jiffies;
|
|
zfsctl_snapshot_unmount_delay(zsb->z_os->os_spa,
|
|
dmu_objset_id(zsb->z_os), zfs_expire_snapshot);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* After a rollback negative dentries created before the rollback
|
|
* time must be invalidated. Otherwise they can obscure files which
|
|
* are only present in the rolled back dataset.
|
|
*/
|
|
if (dentry->d_inode == NULL) {
|
|
spin_lock(&dentry->d_lock);
|
|
error = time_before(dentry->d_time, zsb->z_rollback_time);
|
|
spin_unlock(&dentry->d_lock);
|
|
|
|
if (error)
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* The dentry may reference a stale inode if a mounted file system
|
|
* was rolled back to a point in time where the object didn't exist.
|
|
*/
|
|
if (dentry->d_inode && ITOZ(dentry->d_inode)->z_is_stale)
|
|
return (0);
|
|
|
|
return (1);
|
|
}
|
|
|
|
const struct inode_operations zpl_inode_operations = {
|
|
.create = zpl_create,
|
|
.link = zpl_link,
|
|
.unlink = zpl_unlink,
|
|
.symlink = zpl_symlink,
|
|
.mkdir = zpl_mkdir,
|
|
.rmdir = zpl_rmdir,
|
|
.mknod = zpl_mknod,
|
|
.rename = zpl_rename,
|
|
.setattr = zpl_setattr,
|
|
.getattr = zpl_getattr,
|
|
.setxattr = generic_setxattr,
|
|
.getxattr = generic_getxattr,
|
|
.removexattr = generic_removexattr,
|
|
.listxattr = zpl_xattr_list,
|
|
#ifdef HAVE_INODE_TRUNCATE_RANGE
|
|
.truncate_range = zpl_truncate_range,
|
|
#endif /* HAVE_INODE_TRUNCATE_RANGE */
|
|
#ifdef HAVE_INODE_FALLOCATE
|
|
.fallocate = zpl_fallocate,
|
|
#endif /* HAVE_INODE_FALLOCATE */
|
|
#if defined(CONFIG_FS_POSIX_ACL)
|
|
#if defined(HAVE_GET_ACL)
|
|
.get_acl = zpl_get_acl,
|
|
#elif defined(HAVE_CHECK_ACL)
|
|
.check_acl = zpl_check_acl,
|
|
#elif defined(HAVE_PERMISSION)
|
|
.permission = zpl_permission,
|
|
#endif /* HAVE_GET_ACL | HAVE_CHECK_ACL | HAVE_PERMISSION */
|
|
#endif /* CONFIG_FS_POSIX_ACL */
|
|
};
|
|
|
|
const struct inode_operations zpl_dir_inode_operations = {
|
|
.create = zpl_create,
|
|
.lookup = zpl_lookup,
|
|
.link = zpl_link,
|
|
.unlink = zpl_unlink,
|
|
.symlink = zpl_symlink,
|
|
.mkdir = zpl_mkdir,
|
|
.rmdir = zpl_rmdir,
|
|
.mknod = zpl_mknod,
|
|
.rename = zpl_rename,
|
|
.setattr = zpl_setattr,
|
|
.getattr = zpl_getattr,
|
|
.setxattr = generic_setxattr,
|
|
.getxattr = generic_getxattr,
|
|
.removexattr = generic_removexattr,
|
|
.listxattr = zpl_xattr_list,
|
|
#if defined(CONFIG_FS_POSIX_ACL)
|
|
#if defined(HAVE_GET_ACL)
|
|
.get_acl = zpl_get_acl,
|
|
#elif defined(HAVE_CHECK_ACL)
|
|
.check_acl = zpl_check_acl,
|
|
#elif defined(HAVE_PERMISSION)
|
|
.permission = zpl_permission,
|
|
#endif /* HAVE_GET_ACL | HAVE_CHECK_ACL | HAVE_PERMISSION */
|
|
#endif /* CONFIG_FS_POSIX_ACL */
|
|
};
|
|
|
|
const struct inode_operations zpl_symlink_inode_operations = {
|
|
.readlink = generic_readlink,
|
|
.follow_link = zpl_follow_link,
|
|
.put_link = zpl_put_link,
|
|
.setattr = zpl_setattr,
|
|
.getattr = zpl_getattr,
|
|
.setxattr = generic_setxattr,
|
|
.getxattr = generic_getxattr,
|
|
.removexattr = generic_removexattr,
|
|
.listxattr = zpl_xattr_list,
|
|
};
|
|
|
|
const struct inode_operations zpl_special_inode_operations = {
|
|
.setattr = zpl_setattr,
|
|
.getattr = zpl_getattr,
|
|
.setxattr = generic_setxattr,
|
|
.getxattr = generic_getxattr,
|
|
.removexattr = generic_removexattr,
|
|
.listxattr = zpl_xattr_list,
|
|
#if defined(CONFIG_FS_POSIX_ACL)
|
|
#if defined(HAVE_GET_ACL)
|
|
.get_acl = zpl_get_acl,
|
|
#elif defined(HAVE_CHECK_ACL)
|
|
.check_acl = zpl_check_acl,
|
|
#elif defined(HAVE_PERMISSION)
|
|
.permission = zpl_permission,
|
|
#endif /* HAVE_GET_ACL | HAVE_CHECK_ACL | HAVE_PERMISSION */
|
|
#endif /* CONFIG_FS_POSIX_ACL */
|
|
};
|
|
|
|
dentry_operations_t zpl_dentry_operations = {
|
|
.d_revalidate = zpl_revalidate,
|
|
};
|