tests PV 976771, by trying to punch a hole that's not page aligned but block aligned
Merge of master-melb:xfs-cmds:30582a by kenmcd.
New QA test
--- /dev/null
+#! /bin/sh
+# FSQA Test No. 142
+#
+# Dmapi Punch/Probe Alignment compared to xfsctl(FREESPACE);
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
+#-----------------------------------------------------------------------
+#
+# creator
+owner=xaiki@sgi.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ _cleanup_testdir
+}
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.dmapi
+
+# real QA test starts here
+_supported_fs xfs
+_supported_os Linux IRIX
+
+_require_scratch
+_scratch_mkfs_xfs -b size=512 >/dev/null 2>&1
+_dmapi_scratch_mount
+
+
+cat > $tmp.dmapi-param <<EOF
+# length offset
+ 16k 0 # page aligned
+ 1k 0 # not page aligned
+# random tests
+ 1k 4k
+ 4k 1k
+ 1024k 512k
+EOF
+
+mkdir -p $SCRATCH_MNT/dmapi
+f=$SCRATCH_MNT/dmapi/holly_file
+e=${DMAPI_QASUITE1_DIR}cmd/probe_punch_xfsctl_hole
+
+cat $tmp.dmapi-param | sed s/'\#.*'//g| grep . |while read l o; do
+ echo "======================================================="
+ echo "Testing with length = $l, offset = $o"
+
+ echo "Method: xfsctl"
+ dd if=/dev/zero bs=1024k count=3 of=$f >/dev/null 2>&1
+ $e -x -l$l -o$o $f
+
+ echo "Method: dmapi_probe"
+ dd if=/dev/zero bs=1024k count=3 of=$f >/dev/null 2>&1
+ $e -l$l -o$o $f
+
+ echo "Method: dmapi_punch"
+ $e -p -l$l -o$o $f
+ echo "======================================================="
+done
+
+rm -rf $tmp.dmapi-param
+
+status=0
+exit
--- /dev/null
+QA output created by 185
+=======================================================
+Testing with length = 16k, offset = 0
+Method: xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '16384', sid = '0'
+ok.
+Method: dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '16384', sid = '0'
+roffp is 0, rlenp is 16384
+Method: dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '16384', sid = '0'
+roffp is 4200149, rlenp is 47820330485640
+=======================================================
+=======================================================
+Testing with length = 1k, offset = 0
+Method: xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '1024', sid = '0'
+ok.
+Method: dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '1024', sid = '0'
+roffp is 0, rlenp is 1024
+Method: dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '0', length = '1024', sid = '0'
+roffp is 4200149, rlenp is 47194545715080
+=======================================================
+=======================================================
+Testing with length = 1k, offset = 4k
+Method: xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '4096', length = '1024', sid = '0'
+ok.
+Method: dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '4096', length = '1024', sid = '0'
+roffp is 4096, rlenp is 1024
+Method: dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '4096', length = '1024', sid = '0'
+roffp is 4200149, rlenp is 47256598480776
+=======================================================
+=======================================================
+Testing with length = 4k, offset = 1k
+Method: xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '1024', length = '4096', sid = '0'
+ok.
+Method: dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '1024', length = '4096', sid = '0'
+roffp is 1024, rlenp is 4096
+Method: dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '1024', length = '4096', sid = '0'
+roffp is 4200149, rlenp is 47292581427080
+=======================================================
+=======================================================
+Testing with length = 1024k, offset = 512k
+Method: xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '524288', length = '1048576', sid = '0'
+ok.
+Method: dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '524288', length = '1048576', sid = '0'
+roffp is 524288, rlenp is 1048576
+Method: dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+ offset = '524288', length = '1048576', sid = '0'
+roffp is 4200149, rlenp is 47016592795528
+=======================================================
--- /dev/null
+/*
+ * Copyright (c) 2000-2001 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <lib/hsm.h>
+
+#include <getopt.h>
+#include <string.h>
+
+
+/*---------------------------------------------------------------------------
+
+Test program used to test the DMAPI function dm_probe_hole(). The
+command line is:
+
+ probe_hole [-o offset] [-l length] [-s sid] pathname
+
+where pathname is the name of a file, offset is the offset of the start of
+the proposed punch, and length is the length of the punch. sid is the
+session ID whose events you you are interested in.
+
+----------------------------------------------------------------------------*/
+
+#ifndef linux
+extern char *sys_errlist[];
+#endif
+extern int optind;
+extern char *optarg;
+
+
+char *Progname;
+
+#define METHOD_DMAPI_PROBE 0
+#define METHOD_DMAPI_PUNCH 1
+#define METHOD_XFSCTL 2
+
+char *methodmap[] = {"DMAPI probe hole",
+ "DMAPI punch hole",
+ "Punch hole with xfsctl(XFS_IOC_FREESP64)"};
+
+static void
+usage(void)
+{
+ fprintf(stderr, "usage:\t%s [-x|-p] [-o offset] [-l length] "
+ "[-s sid] pathname\n", Progname);
+ exit(1);
+}
+
+int
+xfsctl_punch_hole(
+ char *path,
+ dm_off_t offset,
+ dm_size_t length)
+{
+ xfs_flock64_t flock;
+ int fd;
+
+ if ((fd = open(path, O_RDWR|O_CREAT)) < 0) {
+ perror(path);
+ exit(errno);
+ }
+
+ flock.l_whence = 0;
+ flock.l_start = offset;
+ flock.l_len = length;
+
+ if (xfsctl(path, fd, XFS_IOC_FREESP64, &flock)) {
+ fprintf(stderr, "can't XFS_IOC_FREESP64 %s: %s\n",
+ path, strerror(errno));
+ return errno;
+ }
+
+ close(fd);
+
+ printf("ok.\n");
+ return 0;
+}
+
+int
+main(
+ int argc,
+ char **argv)
+{
+ dm_sessid_t sid = DM_NO_SESSION;
+ char *pathname = NULL;
+ dm_off_t offset = 0;
+ dm_size_t length = 0;
+ dm_off_t roffp;
+ dm_size_t rlenp;
+ void *hanp;
+ size_t hlen;
+ char *name;
+ char *p;
+ int opt;
+ int method = METHOD_DMAPI_PROBE;
+
+ if (Progname = strrchr(argv[0], '/')) {
+ Progname++;
+ } else {
+ Progname = argv[0];
+ }
+
+ /* Crack and validate the command line options. */
+
+ while ((opt = getopt(argc, argv, "o:l:s:xp")) != EOF) {
+ switch (opt) {
+ case 'o':
+ offset = strtoll(optarg, &p, 10);
+ if (p && (*p == 'k' || *p == 'K'))
+ offset *= 1024;
+ break;
+ case 'l':
+ length = strtoll(optarg, &p, 10);
+ if (p && (*p == 'k' || *p == 'K'))
+ length *= 1024;
+ break;
+ case 's':
+ sid = atol(optarg);
+ break;
+ case 'x':
+ method = METHOD_XFSCTL;
+ break;
+ case 'p':
+ method = METHOD_DMAPI_PUNCH;
+ break;
+ case '?':
+ usage();
+ }
+ }
+ if (optind + 1 != argc)
+ usage();
+ pathname = argv[optind];
+
+ if (!pathname)
+ usage();
+
+ printf("Running %s on %s with settings:\n", methodmap[method], pathname);
+ printf(" offset = '%lld', length = '%lld', sid = '%lld'\n", offset, length, sid);
+
+ if (method == METHOD_XFSCTL)
+ return xfsctl_punch_hole(pathname, offset, length);
+
+ if (dm_init_service(&name) == -1) {
+ fprintf(stderr, "Can't initialize the DMAPI\n");
+ exit(1);
+ }
+ if (sid == DM_NO_SESSION)
+ find_test_session(&sid);
+
+ /* Get the file's handle. */
+
+ if (dm_path_to_handle(pathname, &hanp, &hlen)) {
+ fprintf(stderr, "can't get handle for file %s\n", pathname);
+ exit(1);
+ }
+
+ switch(method) {
+ case METHOD_DMAPI_PROBE:
+ if (dm_probe_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length,
+ &roffp, &rlenp)) {
+ fprintf(stderr, "dm_probe_hole failed, %s\n",
+ strerror(errno));
+ exit(1);
+ }
+ break;
+ case METHOD_DMAPI_PUNCH:
+ if (dm_punch_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length)) {
+ fprintf(stderr, "dm_punch_hole failed, %s\n",
+ strerror(errno));
+ exit(1);
+ }
+ break;
+ }
+ fprintf(stdout, "roffp is %lld, rlenp is %lld\n", roffp, rlenp);
+ dm_handle_free(hanp, hlen);
+
+ return 0;
+}