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test_bitmap: remove user bitmap tests

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We can't run the tests for userspace bitmap parsing if set_fs() doesn't
exist, and it is about to go away for x86, powerpc with other major
architectures to follow.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig 2020-09-03 16:22:36 +02:00 committed by Al Viro
parent 5e6e9852d6
commit 81b1e242b8
1 changed files with 21 additions and 70 deletions
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91
lib/test_bitmap.c
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@ -354,50 +354,37 @@ static const struct test_bitmap_parselist parselist_tests[] __initconst = {
};
static void __init __test_bitmap_parselist(int is_user)
static void __init test_bitmap_parselist(void)
{
int i;
int err;
ktime_t time;
DECLARE_BITMAP(bmap, 2048);
char *mode = is_user ? "_user" : "";
for (i = 0; i < ARRAY_SIZE(parselist_tests); i++) {
#define ptest parselist_tests[i]
if (is_user) {
mm_segment_t orig_fs = get_fs();
size_t len = strlen(ptest.in);
set_fs(KERNEL_DS);
time = ktime_get();
err = bitmap_parselist_user((__force const char __user *)ptest.in, len,
bmap, ptest.nbits);
time = ktime_get() - time;
set_fs(orig_fs);
} else {
time = ktime_get();
err = bitmap_parselist(ptest.in, bmap, ptest.nbits);
time = ktime_get() - time;
}
time = ktime_get();
err = bitmap_parselist(ptest.in, bmap, ptest.nbits);
time = ktime_get() - time;
if (err != ptest.errno) {
pr_err("parselist%s: %d: input is %s, errno is %d, expected %d\n",
mode, i, ptest.in, err, ptest.errno);
pr_err("parselist: %d: input is %s, errno is %d, expected %d\n",
i, ptest.in, err, ptest.errno);
continue;
}
if (!err && ptest.expected
&& !__bitmap_equal(bmap, ptest.expected, ptest.nbits)) {
pr_err("parselist%s: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
mode, i, ptest.in, bmap[0],
pr_err("parselist: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
i, ptest.in, bmap[0],
*ptest.expected);
continue;
}
if (ptest.flags & PARSE_TIME)
pr_err("parselist%s: %d: input is '%s' OK, Time: %llu\n",
mode, i, ptest.in, time);
pr_err("parselist: %d: input is '%s' OK, Time: %llu\n",
i, ptest.in, time);
#undef ptest
}
@ -443,75 +430,41 @@ static const struct test_bitmap_parselist parse_tests[] __initconst = {
#undef step
};
static void __init __test_bitmap_parse(int is_user)
static void __init test_bitmap_parse(void)
{
int i;
int err;
ktime_t time;
DECLARE_BITMAP(bmap, 2048);
char *mode = is_user ? "_user" : "";
for (i = 0; i < ARRAY_SIZE(parse_tests); i++) {
struct test_bitmap_parselist test = parse_tests[i];
size_t len = test.flags & NO_LEN ? UINT_MAX : strlen(test.in);
if (is_user) {
size_t len = strlen(test.in);
mm_segment_t orig_fs = get_fs();
set_fs(KERNEL_DS);
time = ktime_get();
err = bitmap_parse_user((__force const char __user *)test.in, len,
bmap, test.nbits);
time = ktime_get() - time;
set_fs(orig_fs);
} else {
size_t len = test.flags & NO_LEN ?
UINT_MAX : strlen(test.in);
time = ktime_get();
err = bitmap_parse(test.in, len, bmap, test.nbits);
time = ktime_get() - time;
}
time = ktime_get();
err = bitmap_parse(test.in, len, bmap, test.nbits);
time = ktime_get() - time;
if (err != test.errno) {
pr_err("parse%s: %d: input is %s, errno is %d, expected %d\n",
mode, i, test.in, err, test.errno);
pr_err("parse: %d: input is %s, errno is %d, expected %d\n",
i, test.in, err, test.errno);
continue;
}
if (!err && test.expected
&& !__bitmap_equal(bmap, test.expected, test.nbits)) {
pr_err("parse%s: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
mode, i, test.in, bmap[0],
pr_err("parse: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
i, test.in, bmap[0],
*test.expected);
continue;
}
if (test.flags & PARSE_TIME)
pr_err("parse%s: %d: input is '%s' OK, Time: %llu\n",
mode, i, test.in, time);
pr_err("parse: %d: input is '%s' OK, Time: %llu\n",
i, test.in, time);
}
}
static void __init test_bitmap_parselist(void)
{
__test_bitmap_parselist(0);
}
static void __init test_bitmap_parselist_user(void)
{
__test_bitmap_parselist(1);
}
static void __init test_bitmap_parse(void)
{
__test_bitmap_parse(0);
}
static void __init test_bitmap_parse_user(void)
{
__test_bitmap_parse(1);
}
#define EXP1_IN_BITS (sizeof(exp1) * 8)
static void __init test_bitmap_arr32(void)
@ -675,9 +628,7 @@ static void __init selftest(void)
test_replace();
test_bitmap_arr32();
test_bitmap_parse();
test_bitmap_parse_user();
test_bitmap_parselist();
test_bitmap_parselist_user();
test_mem_optimisations();
test_for_each_set_clump8();
test_bitmap_cut();