589 lines
17 KiB
C
589 lines
17 KiB
C
/*****************************************************************************\
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* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
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* Copyright (C) 2007 The Regents of the University of California.
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* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
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* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
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* UCRL-CODE-235197
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*
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* This file is part of the SPL, Solaris Porting Layer.
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* For details, see <http://github.com/behlendorf/spl/>.
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*
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* The SPL is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* The SPL is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the SPL. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************
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* Solaris Porting LAyer Tests (SPLAT) Vnode Tests.
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\*****************************************************************************/
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#include "splat-internal.h"
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#include <linux/rcupdate.h>
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#define SPLAT_VNODE_NAME "vnode"
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#define SPLAT_VNODE_DESC "Kernel Vnode Tests"
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#define SPLAT_VNODE_TEST1_ID 0x0901
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#define SPLAT_VNODE_TEST1_NAME "vn_open"
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#define SPLAT_VNODE_TEST1_DESC "Vn_open Test"
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#define SPLAT_VNODE_TEST2_ID 0x0902
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#define SPLAT_VNODE_TEST2_NAME "vn_openat"
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#define SPLAT_VNODE_TEST2_DESC "Vn_openat Test"
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#define SPLAT_VNODE_TEST3_ID 0x0903
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#define SPLAT_VNODE_TEST3_NAME "vn_rdwr"
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#define SPLAT_VNODE_TEST3_DESC "Vn_rdwrt Test"
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#define SPLAT_VNODE_TEST4_ID 0x0904
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#define SPLAT_VNODE_TEST4_NAME "vn_rename"
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#define SPLAT_VNODE_TEST4_DESC "Vn_rename Test"
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#define SPLAT_VNODE_TEST5_ID 0x0905
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#define SPLAT_VNODE_TEST5_NAME "vn_getattr"
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#define SPLAT_VNODE_TEST5_DESC "Vn_getattr Test"
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#define SPLAT_VNODE_TEST6_ID 0x0906
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#define SPLAT_VNODE_TEST6_NAME "vn_sync"
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#define SPLAT_VNODE_TEST6_DESC "Vn_sync Test"
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#define SPLAT_VNODE_TEST7_ID 0x0907
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#define SPLAT_VNODE_TEST7_NAME "vn_getf"
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#define SPLAT_VNODE_TEST7_DESC "vn_getf/vn_releasef Test"
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#define SPLAT_VNODE_TEST_FILE "/etc/fstab"
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#define SPLAT_VNODE_TEST_FILE_AT "etc/fstab"
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#define SPLAT_VNODE_TEST_FILE_RW "/tmp/spl.vnode.tmp"
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#define SPLAT_VNODE_TEST_FILE_RW1 "/tmp/spl.vnode.tmp.1"
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#define SPLAT_VNODE_TEST_FILE_RW2 "/tmp/spl.vnode.tmp.2"
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static int
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splat_vnode_user_cmd(struct file *file, void *arg,
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char *name, char *cmd)
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{
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char sh_path[] = "/bin/sh";
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char *argv[] = { sh_path,
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"-c",
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cmd,
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NULL };
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char *envp[] = { "HOME=/",
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"TERM=linux",
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"PATH=/sbin:/usr/sbin:/bin:/usr/bin",
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NULL };
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int rc;
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rc = call_usermodehelper(sh_path, argv, envp, 1);
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if (rc) {
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splat_vprint(file, name,
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"Failed command: %s %s %s (%d)\n",
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argv[0], argv[1], cmd, rc);
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return -EPERM;
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}
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return 0;
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}
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static int
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splat_vnode_unlink_all(struct file *file, void *arg, char *name)
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{
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char *cmds[] = { "rm -f " SPLAT_VNODE_TEST_FILE_RW,
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"rm -f " SPLAT_VNODE_TEST_FILE_RW1,
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"rm -f " SPLAT_VNODE_TEST_FILE_RW2,
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NULL };
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int i = 0, rc = 0;
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while (cmds[i] != NULL) {
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if ((rc = splat_vnode_user_cmd(file, arg, name, cmds[i])))
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return rc;
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i++;
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}
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return rc;
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}
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static int
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splat_vnode_test1(struct file *file, void *arg)
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{
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vnode_t *vp;
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int rc;
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE, UIO_SYSSPACE,
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FREAD, 0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST1_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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return -rc;
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}
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rc = VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST1_NAME,
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"Failed to vn_close test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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return -rc;
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}
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splat_vprint(file, SPLAT_VNODE_TEST1_NAME, "Successfully vn_open'ed "
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"and vn_closed test file: %s\n", SPLAT_VNODE_TEST_FILE);
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return -rc;
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} /* splat_vnode_test1() */
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static int
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splat_vnode_test2(struct file *file, void *arg)
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{
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vnode_t *vp;
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int rc;
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if ((rc = vn_openat(SPLAT_VNODE_TEST_FILE_AT, UIO_SYSSPACE,
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FREAD, 0644, &vp, 0, 0, rootdir, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST2_NAME,
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"Failed to vn_openat test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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return -rc;
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}
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rc = VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST2_NAME,
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"Failed to vn_close test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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return -rc;
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}
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splat_vprint(file, SPLAT_VNODE_TEST2_NAME, "Successfully vn_openat'ed "
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"and vn_closed test file: %s\n", SPLAT_VNODE_TEST_FILE);
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return -rc;
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} /* splat_vnode_test2() */
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static int
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splat_vnode_test3(struct file *file, void *arg)
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{
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vnode_t *vp;
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char buf1[32] = "SPL VNode Interface Test File\n";
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char buf2[32] = "";
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int rc;
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if ((rc = splat_vnode_unlink_all(file, arg, SPLAT_VNODE_TEST3_NAME)))
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return rc;
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE_RW, UIO_SYSSPACE,
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FWRITE | FREAD | FCREAT | FEXCL,
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0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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return -rc;
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}
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rc = vn_rdwr(UIO_WRITE, vp, buf1, strlen(buf1), 0,
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UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME,
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"Failed vn_rdwr write of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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goto out;
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}
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rc = vn_rdwr(UIO_READ, vp, buf2, strlen(buf1), 0,
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UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME,
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"Failed vn_rdwr read of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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goto out;
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}
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if (strncmp(buf1, buf2, strlen(buf1))) {
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rc = EINVAL;
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME,
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"Failed strncmp data written does not match "
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"data read\nWrote: %sRead: %s\n", buf1, buf2);
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goto out;
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}
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rc = 0;
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Wrote: %s", buf1);
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Read: %s", buf2);
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splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Successfully wrote and "
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"read expected data pattern to test file: %s\n",
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SPLAT_VNODE_TEST_FILE_RW);
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out:
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VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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vn_remove(SPLAT_VNODE_TEST_FILE_RW, UIO_SYSSPACE, RMFILE);
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return -rc;
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} /* splat_vnode_test3() */
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static int
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splat_vnode_test4(struct file *file, void *arg)
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{
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vnode_t *vp;
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char buf1[32] = "SPL VNode Interface Test File\n";
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char buf2[32] = "";
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int rc;
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if ((rc = splat_vnode_unlink_all(file, arg, SPLAT_VNODE_TEST4_NAME)))
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return rc;
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE_RW1, UIO_SYSSPACE,
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FWRITE | FREAD | FCREAT | FEXCL, 0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW1, rc);
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goto out;
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}
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rc = vn_rdwr(UIO_WRITE, vp, buf1, strlen(buf1), 0,
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UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME,
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"Failed vn_rdwr write of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW1, rc);
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goto out2;
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}
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VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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rc = vn_rename(SPLAT_VNODE_TEST_FILE_RW1,SPLAT_VNODE_TEST_FILE_RW2,0);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME, "Failed vn_rename "
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"%s -> %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW1,
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SPLAT_VNODE_TEST_FILE_RW2, rc);
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goto out;
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}
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE_RW2, UIO_SYSSPACE,
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FREAD | FEXCL, 0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW2, rc);
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goto out;
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}
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rc = vn_rdwr(UIO_READ, vp, buf2, strlen(buf1), 0,
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UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME,
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"Failed vn_rdwr read of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW2, rc);
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goto out2;
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}
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if (strncmp(buf1, buf2, strlen(buf1))) {
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rc = EINVAL;
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME,
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"Failed strncmp data written does not match "
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"data read\nWrote: %sRead: %s\n", buf1, buf2);
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goto out2;
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}
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rc = 0;
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME, "Wrote to %s: %s",
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SPLAT_VNODE_TEST_FILE_RW1, buf1);
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME, "Read from %s: %s",
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SPLAT_VNODE_TEST_FILE_RW2, buf2);
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splat_vprint(file, SPLAT_VNODE_TEST4_NAME, "Successfully renamed "
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"test file %s -> %s and verified data pattern\n",
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SPLAT_VNODE_TEST_FILE_RW1, SPLAT_VNODE_TEST_FILE_RW2);
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out2:
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VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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out:
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vn_remove(SPLAT_VNODE_TEST_FILE_RW1, UIO_SYSSPACE, RMFILE);
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vn_remove(SPLAT_VNODE_TEST_FILE_RW2, UIO_SYSSPACE, RMFILE);
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return -rc;
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} /* splat_vnode_test4() */
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static int
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splat_vnode_test5(struct file *file, void *arg)
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{
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vnode_t *vp;
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vattr_t vap;
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int rc;
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE, UIO_SYSSPACE,
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FREAD, 0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST5_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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return -rc;
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}
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rc = VOP_GETATTR(vp, &vap, 0, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST5_NAME,
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"Failed to vn_getattr test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE, rc);
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goto out;
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}
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if (vap.va_type != VREG) {
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rc = EINVAL;
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splat_vprint(file, SPLAT_VNODE_TEST5_NAME,
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"Failed expected regular file type "
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"(%d != VREG): %s (%d)\n", vap.va_type,
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SPLAT_VNODE_TEST_FILE, rc);
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goto out;
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}
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splat_vprint(file, SPLAT_VNODE_TEST1_NAME, "Successfully "
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"vn_getattr'ed test file: %s\n", SPLAT_VNODE_TEST_FILE);
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out:
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VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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return -rc;
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} /* splat_vnode_test5() */
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static int
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splat_vnode_test6(struct file *file, void *arg)
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{
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vnode_t *vp;
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char buf[32] = "SPL VNode Interface Test File\n";
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int rc;
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if ((rc = splat_vnode_unlink_all(file, arg, SPLAT_VNODE_TEST6_NAME)))
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return rc;
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if ((rc = vn_open(SPLAT_VNODE_TEST_FILE_RW, UIO_SYSSPACE,
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FWRITE | FCREAT | FEXCL, 0644, &vp, 0, 0))) {
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splat_vprint(file, SPLAT_VNODE_TEST6_NAME,
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"Failed to vn_open test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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return -rc;
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}
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rc = vn_rdwr(UIO_WRITE, vp, buf, strlen(buf), 0,
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UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST6_NAME,
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"Failed vn_rdwr write of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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goto out;
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}
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rc = vn_fsync(vp, 0, 0, 0);
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if (rc) {
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splat_vprint(file, SPLAT_VNODE_TEST6_NAME,
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"Failed vn_fsync of test file: %s (%d)\n",
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SPLAT_VNODE_TEST_FILE_RW, rc);
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goto out;
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}
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rc = 0;
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splat_vprint(file, SPLAT_VNODE_TEST6_NAME, "Successfully "
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"fsync'ed test file %s\n", SPLAT_VNODE_TEST_FILE_RW);
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out:
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VOP_CLOSE(vp, 0, 0, 0, 0, 0);
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VN_RELE(vp);
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vn_remove(SPLAT_VNODE_TEST_FILE_RW, UIO_SYSSPACE, RMFILE);
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return -rc;
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} /* splat_vnode_test6() */
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/* Basically a slightly modified version of sys_close() */
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static int
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fd_uninstall(int fd)
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{
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struct file *fp;
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struct files_struct *files = current->files;
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#ifdef HAVE_FILES_FDTABLE
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struct fdtable *fdt;
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spin_lock(&files->file_lock);
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fdt = files_fdtable(files);
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if (fd >= fdt->max_fds)
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goto out_unlock;
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fp = fdt->fd[fd];
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if (!fp)
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goto out_unlock;
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rcu_assign_pointer(fdt->fd[fd], NULL);
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FD_CLR(fd, fdt->close_on_exec);
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#else
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spin_lock(&files->file_lock);
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if (fd >= files->max_fds)
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goto out_unlock;
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fp = files->fd[fd];
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if (!fp)
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goto out_unlock;
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files->fd[fd] = NULL;
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FD_CLR(fd, files->close_on_exec);
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#endif
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/* Dropping the lock here exposes a minor race but it allows me
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* to use the existing kernel interfaces for this, and for a test
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* case I think that's reasonable. */
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spin_unlock(&files->file_lock);
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put_unused_fd(fd);
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return 0;
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out_unlock:
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spin_unlock(&files->file_lock);
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return -EBADF;
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} /* fd_uninstall() */
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static int
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splat_vnode_test7(struct file *file, void *arg)
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{
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|
char buf1[32] = "SPL VNode Interface Test File\n";
|
|
char buf2[32] = "";
|
|
struct file *lfp;
|
|
file_t *fp;
|
|
int rc, fd;
|
|
|
|
if ((rc = splat_vnode_unlink_all(file, arg, SPLAT_VNODE_TEST7_NAME)))
|
|
return rc;
|
|
|
|
/* Prep work needed to test getf/releasef */
|
|
fd = get_unused_fd();
|
|
if (fd < 0) {
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed to get unused fd (%d)\n", fd);
|
|
return fd;
|
|
}
|
|
|
|
lfp = filp_open(SPLAT_VNODE_TEST_FILE_RW, O_RDWR|O_CREAT|O_EXCL, 0644);
|
|
if (IS_ERR(lfp)) {
|
|
put_unused_fd(fd);
|
|
rc = PTR_ERR(lfp);
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed to filp_open: %s (%d)\n",
|
|
SPLAT_VNODE_TEST_FILE_RW, rc);
|
|
return rc;
|
|
}
|
|
|
|
/* Pair up the new fd and lfp in the current context, this allows
|
|
* getf to lookup the file struct simply by the known open fd */
|
|
fd_install(fd, lfp);
|
|
|
|
/* Actual getf()/releasef() test */
|
|
fp = vn_getf(fd);
|
|
if (fp == NULL) {
|
|
rc = EINVAL;
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed to getf fd %d: (%d)\n", fd, rc);
|
|
goto out;
|
|
}
|
|
|
|
rc = vn_rdwr(UIO_WRITE, fp->f_vnode, buf1, strlen(buf1), 0,
|
|
UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
|
|
if (rc) {
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed vn_rdwr write of test file: %s (%d)\n",
|
|
SPLAT_VNODE_TEST_FILE_RW, rc);
|
|
goto out;
|
|
}
|
|
|
|
rc = vn_rdwr(UIO_READ, fp->f_vnode, buf2, strlen(buf1), 0,
|
|
UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL);
|
|
if (rc) {
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed vn_rdwr read of test file: %s (%d)\n",
|
|
SPLAT_VNODE_TEST_FILE_RW, rc);
|
|
goto out;
|
|
}
|
|
|
|
if (strncmp(buf1, buf2, strlen(buf1))) {
|
|
rc = EINVAL;
|
|
splat_vprint(file, SPLAT_VNODE_TEST7_NAME,
|
|
"Failed strncmp data written does not match "
|
|
"data read\nWrote: %sRead: %s\n", buf1, buf2);
|
|
goto out;
|
|
}
|
|
|
|
rc = 0;
|
|
splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Wrote: %s", buf1);
|
|
splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Read: %s", buf2);
|
|
splat_vprint(file, SPLAT_VNODE_TEST3_NAME, "Successfully wrote and "
|
|
"read expected data pattern to test file: %s\n",
|
|
SPLAT_VNODE_TEST_FILE_RW);
|
|
out:
|
|
vn_releasef(fd);
|
|
fd_uninstall(fd);
|
|
filp_close(lfp, 0);
|
|
vn_remove(SPLAT_VNODE_TEST_FILE_RW, UIO_SYSSPACE, RMFILE);
|
|
|
|
return -rc;
|
|
} /* splat_vnode_test7() */
|
|
|
|
splat_subsystem_t *
|
|
splat_vnode_init(void)
|
|
{
|
|
splat_subsystem_t *sub;
|
|
|
|
sub = kmalloc(sizeof(*sub), GFP_KERNEL);
|
|
if (sub == NULL)
|
|
return NULL;
|
|
|
|
memset(sub, 0, sizeof(*sub));
|
|
strncpy(sub->desc.name, SPLAT_VNODE_NAME, SPLAT_NAME_SIZE);
|
|
strncpy(sub->desc.desc, SPLAT_VNODE_DESC, SPLAT_DESC_SIZE);
|
|
INIT_LIST_HEAD(&sub->subsystem_list);
|
|
INIT_LIST_HEAD(&sub->test_list);
|
|
spin_lock_init(&sub->test_lock);
|
|
sub->desc.id = SPLAT_SUBSYSTEM_VNODE;
|
|
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST1_NAME, SPLAT_VNODE_TEST1_DESC,
|
|
SPLAT_VNODE_TEST1_ID, splat_vnode_test1);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST2_NAME, SPLAT_VNODE_TEST2_DESC,
|
|
SPLAT_VNODE_TEST2_ID, splat_vnode_test2);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST3_NAME, SPLAT_VNODE_TEST3_DESC,
|
|
SPLAT_VNODE_TEST3_ID, splat_vnode_test3);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST4_NAME, SPLAT_VNODE_TEST4_DESC,
|
|
SPLAT_VNODE_TEST4_ID, splat_vnode_test4);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST5_NAME, SPLAT_VNODE_TEST5_DESC,
|
|
SPLAT_VNODE_TEST5_ID, splat_vnode_test5);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST6_NAME, SPLAT_VNODE_TEST6_DESC,
|
|
SPLAT_VNODE_TEST6_ID, splat_vnode_test6);
|
|
SPLAT_TEST_INIT(sub, SPLAT_VNODE_TEST7_NAME, SPLAT_VNODE_TEST7_DESC,
|
|
SPLAT_VNODE_TEST7_ID, splat_vnode_test7);
|
|
|
|
return sub;
|
|
} /* splat_vnode_init() */
|
|
|
|
void
|
|
splat_vnode_fini(splat_subsystem_t *sub)
|
|
{
|
|
ASSERT(sub);
|
|
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST7_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST6_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST5_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST4_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST3_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST2_ID);
|
|
SPLAT_TEST_FINI(sub, SPLAT_VNODE_TEST1_ID);
|
|
|
|
kfree(sub);
|
|
} /* splat_vnode_fini() */
|
|
|
|
int
|
|
splat_vnode_id(void)
|
|
{
|
|
return SPLAT_SUBSYSTEM_VNODE;
|
|
} /* splat_vnode_id() */
|