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Export required vfs/vn symbols

This commit is contained in:
Brian Behlendorf 2010-12-17 11:18:08 -08:00
parent 72d5e2da3e
commit e5c39b95a7
6 changed files with 153 additions and 29 deletions
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1
include/sys/Makefile.am
View File

@ -62,6 +62,7 @@ COMMON_H = \
$(top_srcdir)/include/sys/zfs_stat.h \
$(top_srcdir)/include/sys/zfs_vfsops.h \
$(top_srcdir)/include/sys/zfs_znode.h \
$(top_srcdir)/include/sys/zfs_vnops.h \
$(top_srcdir)/include/sys/zil.h \
$(top_srcdir)/include/sys/zil_impl.h \
$(top_srcdir)/include/sys/zio_checksum.h \

3
include/sys/Makefile.in
View File

@ -152,6 +152,7 @@ am__kernel_HEADERS_DIST = $(top_srcdir)/include/sys/arc.h \
$(top_srcdir)/include/sys/zfs_stat.h \
$(top_srcdir)/include/sys/zfs_vfsops.h \
$(top_srcdir)/include/sys/zfs_znode.h \
$(top_srcdir)/include/sys/zfs_vnops.h \
$(top_srcdir)/include/sys/zil.h \
$(top_srcdir)/include/sys/zil_impl.h \
$(top_srcdir)/include/sys/zio_checksum.h \
@ -246,6 +247,7 @@ am__libzfs_HEADERS_DIST = $(top_srcdir)/include/sys/arc.h \
$(top_srcdir)/include/sys/zfs_stat.h \
$(top_srcdir)/include/sys/zfs_vfsops.h \
$(top_srcdir)/include/sys/zfs_znode.h \
$(top_srcdir)/include/sys/zfs_vnops.h \
$(top_srcdir)/include/sys/zil.h \
$(top_srcdir)/include/sys/zil_impl.h \
$(top_srcdir)/include/sys/zio_checksum.h \
@ -516,6 +518,7 @@ COMMON_H = \
$(top_srcdir)/include/sys/zfs_stat.h \
$(top_srcdir)/include/sys/zfs_vfsops.h \
$(top_srcdir)/include/sys/zfs_znode.h \
$(top_srcdir)/include/sys/zfs_vnops.h \
$(top_srcdir)/include/sys/zil.h \
$(top_srcdir)/include/sys/zil_impl.h \
$(top_srcdir)/include/sys/zio_checksum.h \

8
include/sys/zfs_vfsops.h
View File

@ -152,6 +152,14 @@ extern int zfsvfs_create(const char *name, zfsvfs_t **zfvp);
extern void zfsvfs_free(zfsvfs_t *zfsvfs);
extern int zfs_check_global_label(const char *dsname, const char *hexsl);
extern int zfs_register_callbacks(vfs_t *vfsp);
extern void zfs_unregister_callbacks(zfsvfs_t *zfsvfs);
extern int zfs_domount(vfs_t *vfsp, char *osname);
extern int zfs_umount(vfs_t *vfsp, int fflag, cred_t *cr);
extern int zfs_root(vfs_t *vfsp, vnode_t **vpp);
extern int zfs_statvfs(vfs_t *vfsp, struct statvfs64 *statp);
extern int zfs_vget(vfs_t *vfsp, vnode_t **vpp, fid_t *fidp);
#ifdef __cplusplus
}
#endif

80
include/sys/zfs_vnops.h Normal file
View File

@ -0,0 +1,80 @@
/*
* 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) 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _SYS_FS_ZFS_VNOPS_H
#define _SYS_FS_ZFS_VNOPS_H
#include <sys/vnode.h>
#include <sys/uio.h>
#include <sys/cred.h>
#ifdef __cplusplus
extern "C" {
#endif
extern int zfs_read(vnode_t *vp, uio_t *uio, int ioflag, cred_t *cr,
caller_context_t *ct);
extern int zfs_write(vnode_t *vp, uio_t *uio, int ioflag, cred_t *cr,
caller_context_t *ct);
extern int zfs_lookup(vnode_t *dvp, char *nm, vnode_t **vpp,
struct pathname *pnp, int flags, vnode_t *rdir, cred_t *cr,
caller_context_t *ct, int *direntflags, pathname_t *realpnp);
extern int zfs_create(vnode_t *dvp, char *name, vattr_t *vap,
int excl, int mode, vnode_t **vpp, cred_t *cr, int flag,
caller_context_t *ct, vsecattr_t *vsecp);
extern int zfs_remove(vnode_t *dvp, char *name, cred_t *cr,
caller_context_t *ct, int flags);
extern int zfs_mkdir(vnode_t *dvp, char *dirname, vattr_t *vap,
vnode_t **vpp, cred_t *cr, caller_context_t *ct, int flags,
vsecattr_t *vsecp);
extern int zfs_rmdir(vnode_t *dvp, char *name, vnode_t *cwd, cred_t *cr,
caller_context_t *ct, int flags);
extern int zfs_fsync(vnode_t *vp, int syncflag, cred_t *cr,
caller_context_t *ct);
extern int zfs_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
caller_context_t *ct);
extern int zfs_setattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
caller_context_t *ct);
extern int zfs_rename(vnode_t *sdvp, char *snm, vnode_t *tdvp, char *tnm,
cred_t *cr, caller_context_t *ct, int flags);
extern int zfs_symlink(vnode_t *dvp, char *name, vattr_t *vap, char *link,
cred_t *cr, caller_context_t *ct, int flags);
extern int zfs_readlink(vnode_t *vp, uio_t *uio, cred_t *cr,
caller_context_t *ct);
extern int zfs_link(vnode_t *tdvp, vnode_t *svp, char *name, cred_t *cr,
caller_context_t *ct, int flags);
extern void zfs_inactive(vnode_t *vp, cred_t *cr, caller_context_t *ct);
extern int zfs_space(vnode_t *vp, int cmd, flock64_t *bfp, int flag,
offset_t offset, cred_t *cr, caller_context_t *ct);
extern int zfs_fid(vnode_t *vp, fid_t *fidp, caller_context_t *ct);
extern int zfs_getsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag,
cred_t *cr, caller_context_t *ct);
extern int zfs_setsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag,
cred_t *cr, caller_context_t *ct);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FS_ZFS_VNOPS_H */

32
module/zfs/zfs_vfsops.c
View File

@ -75,11 +75,7 @@ static kmutex_t zfs_dev_mtx;
extern int sys_shutdown;
static int zfs_mount(vfs_t *vfsp, vnode_t *mvp, struct mounta *uap, cred_t *cr);
static int zfs_umount(vfs_t *vfsp, int fflag, cred_t *cr);
static int zfs_mountroot(vfs_t *vfsp, enum whymountroot);
static int zfs_root(vfs_t *vfsp, vnode_t **vpp);
static int zfs_statvfs(vfs_t *vfsp, struct statvfs64 *statp);
static int zfs_vget(vfs_t *vfsp, vnode_t **vpp, fid_t *fidp);
static void zfs_freevfs(vfs_t *vfsp);
static const fs_operation_def_t zfs_vfsops_template[] = {
@ -181,6 +177,7 @@ zfs_sync(vfs_t *vfsp, short flag, cred_t *cr)
return (0);
}
EXPORT_SYMBOL(zfs_sync);
static int
zfs_create_unique_device(dev_t *dev)
@ -392,7 +389,7 @@ acl_inherit_changed_cb(void *arg, uint64_t newval)
zfsvfs->z_acl_inherit = newval;
}
static int
int
zfs_register_callbacks(vfs_t *vfsp)
{
struct dsl_dataset *ds = NULL;
@ -561,6 +558,7 @@ unregister:
return (error);
}
EXPORT_SYMBOL(zfs_register_callbacks);
#endif /* HAVE_ZPL */
static int
@ -689,6 +687,7 @@ zfs_userspace_many(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
zap_cursor_fini(&zc);
return (error);
}
EXPORT_SYMBOL(zfs_userspace_many);
/*
* buf must be big enough (eg, 32 bytes)
@ -736,6 +735,7 @@ zfs_userspace_one(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
err = 0;
return (err);
}
EXPORT_SYMBOL(zfs_userspace_one);
int
zfs_set_userquota(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
@ -797,6 +797,7 @@ zfs_set_userquota(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
dmu_tx_commit(tx);
return (err);
}
EXPORT_SYMBOL(zfs_set_userquota);
boolean_t
zfs_fuid_overquota(zfsvfs_t *zfsvfs, boolean_t isgroup, uint64_t fuid)
@ -821,6 +822,7 @@ zfs_fuid_overquota(zfsvfs_t *zfsvfs, boolean_t isgroup, uint64_t fuid)
return (B_FALSE);
return (used >= quota);
}
EXPORT_SYMBOL(zfs_fuid_overquota);
boolean_t
zfs_owner_overquota(zfsvfs_t *zfsvfs, znode_t *zp, boolean_t isgroup)
@ -837,6 +839,7 @@ zfs_owner_overquota(zfsvfs_t *zfsvfs, znode_t *zp, boolean_t isgroup)
return (zfs_fuid_overquota(zfsvfs, isgroup, fuid));
}
EXPORT_SYMBOL(zfs_owner_overquota);
int
zfsvfs_create(const char *osname, zfsvfs_t **zfvp)
@ -1102,7 +1105,7 @@ zfs_set_fuid_feature(zfsvfs_t *zfsvfs)
zfsvfs->z_use_sa = USE_SA(zfsvfs->z_version, zfsvfs->z_os);
}
static int
int
zfs_domount(vfs_t *vfsp, char *osname)
{
dev_t mount_dev;
@ -1196,6 +1199,7 @@ out:
return (error);
}
EXPORT_SYMBOL(zfs_domount);
void
zfs_unregister_callbacks(zfsvfs_t *zfsvfs)
@ -1239,6 +1243,7 @@ zfs_unregister_callbacks(zfsvfs_t *zfsvfs)
vscan_changed_cb, zfsvfs) == 0);
}
}
EXPORT_SYMBOL(zfs_unregister_callbacks);
/*
* Convert a decimal digit string to a uint64_t integer.
@ -1643,7 +1648,7 @@ out:
return (error);
}
static int
int
zfs_statvfs(vfs_t *vfsp, struct statvfs64 *statp)
{
zfsvfs_t *zfsvfs = vfsp->vfs_data;
@ -1706,8 +1711,9 @@ zfs_statvfs(vfs_t *vfsp, struct statvfs64 *statp)
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_statvfs);
static int
int
zfs_root(vfs_t *vfsp, vnode_t **vpp)
{
zfsvfs_t *zfsvfs = vfsp->vfs_data;
@ -1723,6 +1729,7 @@ zfs_root(vfs_t *vfsp, vnode_t **vpp)
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_root);
/*
* Teardown the zfsvfs::z_os.
@ -1821,7 +1828,7 @@ zfsvfs_teardown(zfsvfs_t *zfsvfs, boolean_t unmounting)
}
/*ARGSUSED*/
static int
int
zfs_umount(vfs_t *vfsp, int fflag, cred_t *cr)
{
zfsvfs_t *zfsvfs = vfsp->vfs_data;
@ -1904,8 +1911,9 @@ zfs_umount(vfs_t *vfsp, int fflag, cred_t *cr)
return (0);
}
EXPORT_SYMBOL(zfs_umount);
static int
int
zfs_vget(vfs_t *vfsp, vnode_t **vpp, fid_t *fidp)
{
zfsvfs_t *zfsvfs = vfsp->vfs_data;
@ -1990,6 +1998,7 @@ zfs_vget(vfs_t *vfsp, vnode_t **vpp, fid_t *fidp)
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_vget);
/*
* Block out VOPs and close zfsvfs_t::z_os
@ -2008,6 +2017,7 @@ zfs_suspend_fs(zfsvfs_t *zfsvfs)
return (0);
}
EXPORT_SYMBOL(zfs_suspend_fs);
/*
* Reopen zfsvfs_t::z_os and release VOPs.
@ -2071,6 +2081,7 @@ bail:
}
return (err);
}
EXPORT_SYMBOL(zfs_resume_fs);
static void
zfs_freevfs(vfs_t *vfsp)
@ -2229,6 +2240,7 @@ zfs_set_version(zfsvfs_t *zfsvfs, uint64_t newvers)
return (0);
}
EXPORT_SYMBOL(zfs_set_version);
#endif /* HAVE_ZPL */
/*

58
module/zfs/zfs_vnops.c
View File

@ -74,6 +74,7 @@
#include <sys/zfs_ctldir.h>
#include <sys/zfs_fuid.h>
#include <sys/zfs_sa.h>
#include <sys/zfs_vnops.h>
#include <sys/dnlc.h>
#include <sys/zfs_rlock.h>
#include <sys/extdirent.h>
@ -443,7 +444,7 @@ offset_t zfs_read_chunk_size = 1024 * 1024; /* Tunable */
* vp - atime updated if byte count > 0
*/
/* ARGSUSED */
static int
int
zfs_read(vnode_t *vp, uio_t *uio, int ioflag, cred_t *cr, caller_context_t *ct)
{
znode_t *zp = VTOZ(vp);
@ -566,6 +567,7 @@ out:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_read);
/*
* Write the bytes to a file.
@ -587,7 +589,7 @@ out:
*/
/* ARGSUSED */
static int
int
zfs_write(vnode_t *vp, uio_t *uio, int ioflag, cred_t *cr, caller_context_t *ct)
{
znode_t *zp = VTOZ(vp);
@ -939,6 +941,7 @@ again:
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_write);
void
zfs_get_done(zgd_t *zgd, int error)
@ -1152,7 +1155,7 @@ specvp_check(vnode_t **vpp, cred_t *cr)
* NA
*/
/* ARGSUSED */
static int
int
zfs_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, struct pathname *pnp,
int flags, vnode_t *rdir, cred_t *cr, caller_context_t *ct,
int *direntflags, pathname_t *realpnp)
@ -1269,6 +1272,7 @@ zfs_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, struct pathname *pnp,
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_lookup);
/*
* Attempt to create a new entry in a directory. If the entry
@ -1296,8 +1300,8 @@ zfs_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, struct pathname *pnp,
*/
/* ARGSUSED */
static int
zfs_create(vnode_t *dvp, char *name, vattr_t *vap, vcexcl_t excl,
int
zfs_create(vnode_t *dvp, char *name, vattr_t *vap, int excl,
int mode, vnode_t **vpp, cred_t *cr, int flag, caller_context_t *ct,
vsecattr_t *vsecp)
{
@ -1529,6 +1533,7 @@ out:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_create);
/*
* Remove an entry from a directory.
@ -1550,7 +1555,7 @@ out:
uint64_t null_xattr = 0;
/*ARGSUSED*/
static int
int
zfs_remove(vnode_t *dvp, char *name, cred_t *cr, caller_context_t *ct,
int flags)
{
@ -1760,6 +1765,7 @@ out:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_remove);
/*
* Create a new directory and insert it into dvp using the name
@ -1782,7 +1788,7 @@ out:
* vp - ctime|mtime|atime updated
*/
/*ARGSUSED*/
static int
int
zfs_mkdir(vnode_t *dvp, char *dirname, vattr_t *vap, vnode_t **vpp, cred_t *cr,
caller_context_t *ct, int flags, vsecattr_t *vsecp)
{
@ -1942,6 +1948,7 @@ top:
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_mkdir);
/*
* Remove a directory subdir entry. If the current working
@ -1962,7 +1969,7 @@ top:
* dvp - ctime|mtime updated
*/
/*ARGSUSED*/
static int
int
zfs_rmdir(vnode_t *dvp, char *name, vnode_t *cwd, cred_t *cr,
caller_context_t *ct, int flags)
{
@ -2070,6 +2077,7 @@ out:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_rmdir);
/*
* Read as many directory entries as will fit into the provided
@ -2364,7 +2372,7 @@ update:
ulong_t zfs_fsync_sync_cnt = 4;
static int
int
zfs_fsync(vnode_t *vp, int syncflag, cred_t *cr, caller_context_t *ct)
{
znode_t *zp = VTOZ(vp);
@ -2390,6 +2398,7 @@ zfs_fsync(vnode_t *vp, int syncflag, cred_t *cr, caller_context_t *ct)
}
return (0);
}
EXPORT_SYMBOL(zfs_fsync);
/*
@ -2408,7 +2417,7 @@ zfs_fsync(vnode_t *vp, int syncflag, cred_t *cr, caller_context_t *ct)
* RETURN: 0 (always succeeds)
*/
/* ARGSUSED */
static int
int
zfs_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
caller_context_t *ct)
{
@ -2594,6 +2603,7 @@ zfs_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_getattr);
/*
* Set the file attributes to the values contained in the
@ -2614,7 +2624,7 @@ zfs_getattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
* vp - ctime updated, mtime updated if size changed.
*/
/* ARGSUSED */
static int
int
zfs_setattr(vnode_t *vp, vattr_t *vap, int flags, cred_t *cr,
caller_context_t *ct)
{
@ -3226,6 +3236,7 @@ out2:
ZFS_EXIT(zfsvfs);
return (err);
}
EXPORT_SYMBOL(zfs_setattr);
typedef struct zfs_zlock {
krwlock_t *zl_rwlock; /* lock we acquired */
@ -3343,7 +3354,7 @@ zfs_rename_lock(znode_t *szp, znode_t *tdzp, znode_t *sdzp, zfs_zlock_t **zlpp)
* sdvp,tdvp - ctime|mtime updated
*/
/*ARGSUSED*/
static int
int
zfs_rename(vnode_t *sdvp, char *snm, vnode_t *tdvp, char *tnm, cred_t *cr,
caller_context_t *ct, int flags)
{
@ -3677,6 +3688,7 @@ out:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_rename);
/*
* Insert the indicated symbolic reference entry into the directory.
@ -3696,7 +3708,7 @@ out:
* dvp - ctime|mtime updated
*/
/*ARGSUSED*/
static int
int
zfs_symlink(vnode_t *dvp, char *name, vattr_t *vap, char *link, cred_t *cr,
caller_context_t *ct, int flags)
{
@ -3830,6 +3842,7 @@ top:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_symlink);
/*
* Return, in the buffer contained in the provided uio structure,
@ -3849,7 +3862,7 @@ top:
* vp - atime updated
*/
/* ARGSUSED */
static int
int
zfs_readlink(vnode_t *vp, uio_t *uio, cred_t *cr, caller_context_t *ct)
{
znode_t *zp = VTOZ(vp);
@ -3872,6 +3885,7 @@ zfs_readlink(vnode_t *vp, uio_t *uio, cred_t *cr, caller_context_t *ct)
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_readlink);
/*
* Insert a new entry into directory tdvp referencing svp.
@ -3890,7 +3904,7 @@ zfs_readlink(vnode_t *vp, uio_t *uio, cred_t *cr, caller_context_t *ct)
* svp - ctime updated
*/
/* ARGSUSED */
static int
int
zfs_link(vnode_t *tdvp, vnode_t *svp, char *name, cred_t *cr,
caller_context_t *ct, int flags)
{
@ -4026,6 +4040,7 @@ top:
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_link);
/*
* zfs_null_putapage() is used when the file system has been force
@ -4323,6 +4338,7 @@ zfs_inactive(vnode_t *vp, cred_t *cr, caller_context_t *ct)
zfs_zinactive(zp);
rw_exit(&zfsvfs->z_teardown_inactive_lock);
}
EXPORT_SYMBOL(zfs_inactive);
/*
* Bounds-check the seek operation.
@ -4711,7 +4727,7 @@ zfs_delmap(vnode_t *vp, offset_t off, struct as *as, caddr_t addr,
* vp - ctime|mtime updated
*/
/* ARGSUSED */
static int
int
zfs_space(vnode_t *vp, int cmd, flock64_t *bfp, int flag,
offset_t offset, cred_t *cr, caller_context_t *ct)
{
@ -4746,9 +4762,10 @@ zfs_space(vnode_t *vp, int cmd, flock64_t *bfp, int flag,
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_space);
/*ARGSUSED*/
static int
int
zfs_fid(vnode_t *vp, fid_t *fidp, caller_context_t *ct)
{
znode_t *zp = VTOZ(vp);
@ -4807,6 +4824,7 @@ zfs_fid(vnode_t *vp, fid_t *fidp, caller_context_t *ct)
ZFS_EXIT(zfsvfs);
return (0);
}
EXPORT_SYMBOL(zfs_fid);
static int
zfs_pathconf(vnode_t *vp, int cmd, ulong_t *valp, cred_t *cr,
@ -4879,7 +4897,7 @@ zfs_pathconf(vnode_t *vp, int cmd, ulong_t *valp, cred_t *cr,
}
/*ARGSUSED*/
static int
int
zfs_getsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag, cred_t *cr,
caller_context_t *ct)
{
@ -4895,9 +4913,10 @@ zfs_getsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag, cred_t *cr,
return (error);
}
EXPORT_SYMBOL(zfs_getsecattr);
/*ARGSUSED*/
static int
int
zfs_setsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag, cred_t *cr,
caller_context_t *ct)
{
@ -4918,6 +4937,7 @@ zfs_setsecattr(vnode_t *vp, vsecattr_t *vsecp, int flag, cred_t *cr,
ZFS_EXIT(zfsvfs);
return (error);
}
EXPORT_SYMBOL(zfs_setsecattr);
/*
* Tunable, both must be a power of 2.