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Extend the raid coverage test

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This commit is contained in:
Andrea Mazzoleni 2015-03-18 19:19:32 +01:00
parent 7fd0beb36a
commit a60e7a9bb5
5 changed files with 136 additions and 27 deletions
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46
raid/module.c
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@ -167,7 +167,9 @@ static int raid_test_par(int nd, int np, size_t size, void **v, void **ref)
/* compare parity */
for (i = 0; i < np; ++i) {
if (memcmp(t[nd + i], ref[nd + i], size) != 0) {
/* LCOV_EXCL_START */
return -1;
/* LCOV_EXCL_STOP */
}
}
@ -200,7 +202,9 @@ static int raid_test_rec(int nr, int *ir, int nd, int np, size_t size, void **v,
for (i = 0; i < nd + np; ++i) {
if (t[i] != ref[i]
&& memcmp(t[i], ref[i], size) != 0) {
/* LCOV_EXCL_START */
return -1;
/* LCOV_EXCL_STOP */
}
}
@ -246,7 +250,9 @@ static int raid_test_rec_dataonly(int nr, int *id, int *ip, int nd, int np, size
if (t[i] != ref[i]
&& t[i] != 0
&& memcmp(t[i], ref[i], size) != 0) {
/* LCOV_EXCL_START */
return -1;
/* LCOV_EXCL_STOP */
}
}
@ -273,8 +279,11 @@ int raid_selftest(void)
BUG_ON(nd * size > 65536);
v = raid_malloc_vector(nd, nv, size, &v_alloc);
if (!v)
if (!v) {
/* LCOV_EXCL_START */
return -1;
/* LCOV_EXCL_STOP */
}
memset(v[nv - 1], 0, size);
raid_zero(v[nv - 1]);
@ -294,8 +303,11 @@ int raid_selftest(void)
for (np = 1; np <= RAID_PARITY_MAX; ++np) {
/* test parity generation */
ret = raid_test_par(nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
/* test recovering with broken ending data disks */
for (i = 0; i < np; ++i) {
@ -307,12 +319,18 @@ int raid_selftest(void)
}
ret = raid_test_rec(np, ir, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
ret = raid_test_rec_dataonly(np, ir, ip, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
/* test recovering with broken leading data and broken leading parity */
for (i = 0; i < np / 2; ++i) {
@ -328,12 +346,18 @@ int raid_selftest(void)
ir[np / 2 + i] = nd + i;
ret = raid_test_rec(np, ir, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
ret = raid_test_rec_dataonly(np / 2, ir, ip, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
/* test recovering with broken leading data and broken ending parity */
for (i = 0; i < np / 2; ++i) {
@ -349,12 +373,18 @@ int raid_selftest(void)
ir[np / 2 + i] = nd + np - (np + 1) / 2 + i;
ret = raid_test_rec(np, ir, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
ret = raid_test_rec_dataonly(np / 2, ir, ip, nd, np, size, v, ref);
if (ret != 0)
if (ret != 0) {
/* LCOV_EXCL_START */
goto bail;
/* LCOV_EXCL_STOP */
}
}
bail: