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test72: fix premature block size update

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Updating the current block size before flushing the cache, which still
contained blocks with the old block size, resulted in triggering an
assert on position alignment.

Change-Id: I7a83f3d3bc57bafc08aa6c8df64fbf978273bbfd
This commit is contained in:
David van Moolenbroek 2014-08-24 09:37:10 +00:00
parent 89c9de7d09
commit f018897664
1 changed files with 7 additions and 4 deletions
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11
minix/tests/test72.c
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@ -274,6 +274,7 @@ int vm_clear_cache(dev_t dev)
int
main(int argc, char *argv[])
{
size_t newblocksize;
int wss, cs, n = 0, p;
#define ITER 3
@ -286,8 +287,10 @@ main(int argc, char *argv[])
/* Can the cache handle differently sized blocks? */
for(p = 1; p <= 3; p++) {
curblocksize = PAGE_SIZE*p;
lmfs_set_blocksize(curblocksize, MYMAJOR);
/* Do not update curblocksize until the cache is flushed. */
newblocksize = PAGE_SIZE*p;
lmfs_set_blocksize(newblocksize, MYMAJOR);
curblocksize = newblocksize; /* now it's safe to update */
lmfs_buf_pool(BLOCKS);
if(dotest(curblocksize, BLOCKS, ITER)) e(n);
n++;
@ -299,8 +302,8 @@ main(int argc, char *argv[])
for(wss = 2; wss <= 3; wss++) {
int wsblocks = 10*wss*wss*wss*wss*wss;
for(cs = wsblocks/4; cs <= wsblocks*3; cs *= 1.5) {
curblocksize = PAGE_SIZE;
lmfs_set_blocksize(curblocksize, MYMAJOR);
lmfs_set_blocksize(PAGE_SIZE, MYMAJOR);
curblocksize = PAGE_SIZE; /* same as above */
lmfs_buf_pool(cs);
if(dotest(curblocksize, wsblocks, ITER)) e(n);
n++;