summaryrefslogtreecommitdiff
path: root/tools/testing/selftests/vm/run_vmtests
blob: 665009ebfba4a9feabd1b96e61008bb50c780d29 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#please run as root

# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4

mnt=./huge
exitcode=0

#get huge pagesize and freepages from /proc/meminfo
while read name size unit; do
	if [ "$name" = "HugePages_Free:" ]; then
		freepgs=$size
	fi
	if [ "$name" = "Hugepagesize:" ]; then
		hpgsize_KB=$size
	fi
done < /proc/meminfo

# Simple hugetlbfs tests have a hardcoded minimum requirement of
# huge pages totaling 256MB (262144KB) in size.  The userfaultfd
# hugetlb test requires a minimum of 2 * nr_cpus huge pages.  Take
# both of these requirements into account and attempt to increase
# number of huge pages available.
nr_cpus=$(nproc)
hpgsize_MB=$((hpgsize_KB / 1024))
half_ufd_size_MB=$((((nr_cpus * hpgsize_MB + 127) / 128) * 128))
needmem_KB=$((half_ufd_size_MB * 2 * 1024))

#set proper nr_hugepages
if [ -n "$freepgs" ] && [ -n "$hpgsize_KB" ]; then
	nr_hugepgs=`cat /proc/sys/vm/nr_hugepages`
	needpgs=$((needmem_KB / hpgsize_KB))
	tries=2
	while [ $tries -gt 0 ] && [ $freepgs -lt $needpgs ]; do
		lackpgs=$(( $needpgs - $freepgs ))
		echo 3 > /proc/sys/vm/drop_caches
		echo $(( $lackpgs + $nr_hugepgs )) > /proc/sys/vm/nr_hugepages
		if [ $? -ne 0 ]; then
			echo "Please run this test as root"
			exit $ksft_skip
		fi
		while read name size unit; do
			if [ "$name" = "HugePages_Free:" ]; then
				freepgs=$size
			fi
		done < /proc/meminfo
		tries=$((tries - 1))
	done
	if [ $freepgs -lt $needpgs ]; then
		printf "Not enough huge pages available (%d < %d)\n" \
		       $freepgs $needpgs
		exit 1
	fi
else
	echo "no hugetlbfs support in kernel?"
	exit 1
fi

#filter 64bit architectures
ARCH64STR="arm64 ia64 mips64 parisc64 ppc64 riscv64 s390x sh64 sparc64 x86_64"
if [ -z $ARCH ]; then
  ARCH=`uname -m 2>/dev/null | sed -e 's/aarch64.*/arm64/'`
fi
VADDR64=0
echo "$ARCH64STR" | grep $ARCH && VADDR64=1

mkdir $mnt
mount -t hugetlbfs none $mnt

echo "---------------------"
echo "running hugepage-mmap"
echo "---------------------"
./hugepage-mmap
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

shmmax=`cat /proc/sys/kernel/shmmax`
shmall=`cat /proc/sys/kernel/shmall`
echo 268435456 > /proc/sys/kernel/shmmax
echo 4194304 > /proc/sys/kernel/shmall
echo "--------------------"
echo "running hugepage-shm"
echo "--------------------"
./hugepage-shm
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi
echo $shmmax > /proc/sys/kernel/shmmax
echo $shmall > /proc/sys/kernel/shmall

echo "-------------------"
echo "running map_hugetlb"
echo "-------------------"
./map_hugetlb
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "NOTE: The above hugetlb tests provide minimal coverage.  Use"
echo "      https://github.com/libhugetlbfs/libhugetlbfs.git for"
echo "      hugetlb regression testing."

echo "---------------------------"
echo "running map_fixed_noreplace"
echo "---------------------------"
./map_fixed_noreplace
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "--------------------------------------------"
echo "running 'gup_benchmark -U' (normal/slow gup)"
echo "--------------------------------------------"
./gup_benchmark -U
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "------------------------------------------"
echo "running gup_benchmark -b (pin_user_pages)"
echo "------------------------------------------"
./gup_benchmark -b
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "-------------------"
echo "running userfaultfd"
echo "-------------------"
./userfaultfd anon 128 32
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "---------------------------"
echo "running userfaultfd_hugetlb"
echo "---------------------------"
# Test requires source and destination huge pages.  Size of source
# (half_ufd_size_MB) is passed as argument to test.
./userfaultfd hugetlb $half_ufd_size_MB 32 $mnt/ufd_test_file
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi
rm -f $mnt/ufd_test_file

echo "-------------------------"
echo "running userfaultfd_shmem"
echo "-------------------------"
./userfaultfd shmem 128 32
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

#cleanup
umount $mnt
rm -rf $mnt
echo $nr_hugepgs > /proc/sys/vm/nr_hugepages

echo "-----------------------"
echo "running compaction_test"
echo "-----------------------"
./compaction_test
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "----------------------"
echo "running on-fault-limit"
echo "----------------------"
sudo -u nobody ./on-fault-limit
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "--------------------"
echo "running map_populate"
echo "--------------------"
./map_populate
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "-------------------------"
echo "running mlock-random-test"
echo "-------------------------"
./mlock-random-test
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "--------------------"
echo "running mlock2-tests"
echo "--------------------"
./mlock2-tests
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "-----------------"
echo "running thuge-gen"
echo "-----------------"
./thuge-gen
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

if [ $VADDR64 -ne 0 ]; then
echo "-----------------------------"
echo "running virtual_address_range"
echo "-----------------------------"
./virtual_address_range
if [ $? -ne 0 ]; then
	echo "[FAIL]"
	exitcode=1
else
	echo "[PASS]"
fi

echo "-----------------------------"
echo "running virtual address 128TB switch test"
echo "-----------------------------"
./va_128TBswitch
if [ $? -ne 0 ]; then
    echo "[FAIL]"
    exitcode=1
else
    echo "[PASS]"
fi
fi # VADDR64

echo "------------------------------------"
echo "running vmalloc stability smoke test"
echo "------------------------------------"
./test_vmalloc.sh smoke
ret_val=$?

if [ $ret_val -eq 0 ]; then
	echo "[PASS]"
elif [ $ret_val -eq $ksft_skip ]; then
	 echo "[SKIP]"
	 exitcode=$ksft_skip
else
	echo "[FAIL]"
	exitcode=1
fi

echo "------------------------------------"
echo "running MREMAP_DONTUNMAP smoke test"
echo "------------------------------------"
./mremap_dontunmap
ret_val=$?

if [ $ret_val -eq 0 ]; then
	echo "[PASS]"
elif [ $ret_val -eq $ksft_skip ]; then
	 echo "[SKIP]"
	 exitcode=$ksft_skip
else
	echo "[FAIL]"
	exitcode=1
fi
exit $exitcode