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Commit 82e2d956 authored by Kirill Smelkov's avatar Kirill Smelkov
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X Convert to CHECK_DIRTY

parent 01339a99
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Showing with 64 additions and 73 deletions
bigfile/tests/test_virtmem.c
View file @ 82e2d956
...@@ -230,7 +230,7 @@ void _assert_pagev(const char *subj, Page **vok, int nok, Page **pagev, int n, ...@@ -230,7 +230,7 @@ void _assert_pagev(const char *subj, Page **vok, int nok, Page **pagev, int n,
int i; int i;
if (!(n == nok && !memcmp(pagev, vok, n*sizeof(*pagev)))) { if (!(n == nok && !memcmp(pagev, vok, n*sizeof(*pagev)))) {
fprintf(stderr, "%s: different\n", subj); fprintf(stderr, "%s: failed\n", subj);
fprintf(stderr, "have: ["); fprintf(stderr, "have: [");
for (i=0; i<n; i++) for (i=0; i<n; i++)
fprintf(stderr, "%sp%ld", (i > 0 ? ", " : ""), pagev[i]->f_pgoffset); fprintf(stderr, "%sp%ld", (i > 0 ? ", " : ""), pagev[i]->f_pgoffset);
...@@ -241,6 +241,20 @@ void _assert_pagev(const char *subj, Page **vok, int nok, Page **pagev, int n, ...@@ -241,6 +241,20 @@ void _assert_pagev(const char *subj, Page **vok, int nok, Page **pagev, int n,
fprintf(stderr, "]\n"); fprintf(stderr, "]\n");
_gen_result(0, func, file, line, "%s failed", subj); _gen_result(0, func, file, line, "%s failed", subj);
} }
else {
char vstr[128], *s=&vstr[0];
int l = sizeof(vstr), d;
d = snprintf(s, l, "["); s += d; l -= d;
for (i=0; i<n; i++) {
d = snprintf(s, l, "%sp%ld", (i > 0 ? ", " : ""), pagev[i]->f_pgoffset);
s += d;
l -= d;
}
d = snprintf(s, l, "]");
s += d; l -= d;
pass("%s %s", subj, vstr);
}
} }
/* _check_mru checks that ram has MRU pages as specified by pagev */ /* _check_mru checks that ram has MRU pages as specified by pagev */
...@@ -268,13 +282,15 @@ void _check_mru(RAM *ram, Page *mruok[], int nok, const char *func, const char * ...@@ -268,13 +282,15 @@ void _check_mru(RAM *ram, Page *mruok[], int nok, const char *func, const char *
} while(0) } while(0)
void _check_dity(BigFileH *fileh, Page *dirtyok[], int nok, const char *func, const char *file, int line) { /* _check_dirty checks that fileh has dirty pages as specified.
* the orderof dirty list traversal is to go through most recently dirtied pages first */
void _check_dirty(BigFileH *fileh, Page *dirtyok[], int nok, const char *func, const char *file, int line) {
Page **dirtyv = NULL, *page; Page **dirtyv = NULL, *page;
int n = 0; int n = 0;
struct list_head *h; struct list_head *h;
// collect dirtyv // collect dirtyv
list_for_each(h, &fileh->dirty_pages) { list_for_each_backwardly(h, &fileh->dirty_pages) {
page = list_entry(h, typeof(*page), in_dirty); page = list_entry(h, typeof(*page), in_dirty);
n++; n++;
dirtyv = realloc(dirtyv, n*sizeof(*dirtyv)); dirtyv = realloc(dirtyv, n*sizeof(*dirtyv));
...@@ -404,8 +420,8 @@ void test_file_access_synthetic(void) ...@@ -404,8 +420,8 @@ void test_file_access_synthetic(void)
CHECK_NOPAGE( 102 ); CHECK_NOPAGE( 102 );
CHECK_NOPAGE( 103 ); CHECK_NOPAGE( 103 );
CHECK_MRU(ram /*empty*/); CHECK_MRU (ram /*empty*/);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty */);
/* simulate read access to page[0] - it should load it */ /* simulate read access to page[0] - it should load it */
...@@ -428,7 +444,7 @@ void test_file_access_synthetic(void) ...@@ -428,7 +444,7 @@ void test_file_access_synthetic(void)
ok1(B(vma, 0*PSb + PSb - 1) == 100); ok1(B(vma, 0*PSb + PSb - 1) == 100);
CHECK_MRU(ram, page0); CHECK_MRU(ram, page0);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY(fh /*empty*/);
/* simulate write access to page[2] - it should load it and mark page dirty */ /* simulate write access to page[2] - it should load it and mark page dirty */
...@@ -453,9 +469,8 @@ void test_file_access_synthetic(void) ...@@ -453,9 +469,8 @@ void test_file_access_synthetic(void)
ok1(B(vma, 2*PSb + 1) == 102); ok1(B(vma, 2*PSb + 1) == 102);
ok1(B(vma, 2*PSb + PSb - 1) == 102); ok1(B(vma, 2*PSb + PSb - 1) == 102);
CHECK_MRU(ram, page2, page0); CHECK_MRU (ram, page2, page0);
ok1(fh->dirty_pages.prev == &page2->in_dirty); CHECK_DIRTY (fh, page2);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* read access to page[3] - load */ /* read access to page[3] - load */
...@@ -483,9 +498,8 @@ void test_file_access_synthetic(void) ...@@ -483,9 +498,8 @@ void test_file_access_synthetic(void)
ok1(B(vma, 3*PSb + 1) == 103); ok1(B(vma, 3*PSb + 1) == 103);
ok1(B(vma, 3*PSb + PSb - 1) == 103); ok1(B(vma, 3*PSb + PSb - 1) == 103);
CHECK_MRU(ram, page3, page2, page0); CHECK_MRU (ram, page3, page2, page0);
ok1(fh->dirty_pages.prev == &page2->in_dirty); CHECK_DIRTY (fh, page2);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* write access to page[0] - upgrade loaded -> dirty */ /* write access to page[0] - upgrade loaded -> dirty */
...@@ -512,12 +526,8 @@ void test_file_access_synthetic(void) ...@@ -512,12 +526,8 @@ void test_file_access_synthetic(void)
ok1(B(vma, 3*PSb + 1) == 103); ok1(B(vma, 3*PSb + 1) == 103);
ok1(B(vma, 3*PSb + PSb - 1) == 103); ok1(B(vma, 3*PSb + PSb - 1) == 103);
CHECK_MRU(ram, page0, page3, page2); /* page0 became MRU */ CHECK_MRU (ram, page0, page3, page2); /* page0 became MRU */
CHECK_DIRTY (fh, page0, page2);
//CHECK_DIRTY(fh, page0, page2);
ok1(fh->dirty_pages.prev == &page0->in_dirty);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* read page[1] /* read page[1]
...@@ -551,10 +561,8 @@ void test_file_access_synthetic(void) ...@@ -551,10 +561,8 @@ void test_file_access_synthetic(void)
ok1(B(vma, 2*PSb + 1) == 102); ok1(B(vma, 2*PSb + 1) == 102);
ok1(B(vma, 2*PSb + PSb - 1) == 102); ok1(B(vma, 2*PSb + PSb - 1) == 102);
CHECK_MRU(ram, page1, page0, page2); CHECK_MRU (ram, page1, page0, page2);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* now explicit reclaim - should evict page[1] (the only PAGE_LOADED page) */ /* now explicit reclaim - should evict page[1] (the only PAGE_LOADED page) */
...@@ -581,10 +589,8 @@ void test_file_access_synthetic(void) ...@@ -581,10 +589,8 @@ void test_file_access_synthetic(void)
ok1(B(vma, 2*PSb + PSb - 1) == 102); ok1(B(vma, 2*PSb + PSb - 1) == 102);
/* page[3] went away */ /* page[3] went away */
CHECK_MRU(ram, page0, page2); CHECK_MRU (ram, page0, page2);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* unmap vma - dirty pages should stay in fh->pagemap and memory should /* unmap vma - dirty pages should stay in fh->pagemap and memory should
...@@ -599,10 +605,8 @@ void test_file_access_synthetic(void) ...@@ -599,10 +605,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_DIRTY, 0); CHECK_PAGE (page2, 102, PAGE_DIRTY, 0);
CHECK_NOPAGE( 103 ); CHECK_NOPAGE( 103 );
CHECK_MRU(ram, page0, page2); CHECK_MRU (ram, page0, page2);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
b0 = page_mmap(page0, NULL, PROT_READ); b0 = page_mmap(page0, NULL, PROT_READ);
ok1(b0); ok1(b0);
...@@ -638,10 +642,8 @@ void test_file_access_synthetic(void) ...@@ -638,10 +642,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_DIRTY, 0); CHECK_PAGE (page2, 102, PAGE_DIRTY, 0);
CHECK_NOPAGE( 103 ); CHECK_NOPAGE( 103 );
CHECK_MRU(ram, page0, page2); CHECK_MRU (ram, page0, page2);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* read access to page[2] - should map it R/W - the page is in PAGE_DIRTY state */ /* read access to page[2] - should map it R/W - the page is in PAGE_DIRTY state */
...@@ -658,10 +660,8 @@ void test_file_access_synthetic(void) ...@@ -658,10 +660,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_DIRTY, 1); CHECK_PAGE (page2, 102, PAGE_DIRTY, 1);
CHECK_NOPAGE( 103 ); CHECK_NOPAGE( 103 );
CHECK_MRU(ram, page2, page0); CHECK_MRU (ram, page2, page0);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
/* discard - changes should go away */ /* discard - changes should go away */
...@@ -679,7 +679,7 @@ void test_file_access_synthetic(void) ...@@ -679,7 +679,7 @@ void test_file_access_synthetic(void)
CHECK_NOPAGE( 103 ); CHECK_NOPAGE( 103 );
CHECK_MRU (ram, page2, page0); CHECK_MRU (ram, page2, page0);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* writeout in 3 variants - STORE, MARK, STORE+MARK */ /* writeout in 3 variants - STORE, MARK, STORE+MARK */
...@@ -713,8 +713,8 @@ void test_file_access_synthetic(void) ...@@ -713,8 +713,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_EMPTY, 0); CHECK_PAGE (page2, 102, PAGE_EMPTY, 0);
CHECK_PAGE (page3, 103, PAGE_LOADED, 1); CHECK_PAGE (page3, 103, PAGE_LOADED, 1);
CHECK_MRU(ram, page3, page2, page0); CHECK_MRU (ram, page3, page2, page0);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* prepare state (2 dirty pages, only 1 mapped) */ /* prepare state (2 dirty pages, only 1 mapped) */
...@@ -737,9 +737,7 @@ void test_file_access_synthetic(void) ...@@ -737,9 +737,7 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page3, 103, PAGE_LOADED, 0); CHECK_PAGE (page3, 103, PAGE_LOADED, 0);
CHECK_MRU (ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
} }
diag("writeout (store)"); diag("writeout (store)");
...@@ -762,9 +760,7 @@ void test_file_access_synthetic(void) ...@@ -762,9 +760,7 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page3, 103, PAGE_LOADED, 0); CHECK_PAGE (page3, 103, PAGE_LOADED, 0);
/* NOTE - becomes sorted by ->f_pgoffset */ /* NOTE - becomes sorted by ->f_pgoffset */
ok1(fh->dirty_pages.next == &page0->in_dirty); CHECK_DIRTY (fh, page2, page0); /* checked in reverse order */
ok1(page0->in_dirty.next == &page2->in_dirty);
ok1(page2->in_dirty.next == &fh->dirty_pages);
diag("writeout (mark)"); diag("writeout (mark)");
blkv_len = 0; blkv_len = 0;
...@@ -783,7 +779,7 @@ void test_file_access_synthetic(void) ...@@ -783,7 +779,7 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page3, 103, PAGE_LOADED, 0); CHECK_PAGE (page3, 103, PAGE_LOADED, 0);
CHECK_MRU (ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
diag("writeout (store+mark)"); diag("writeout (store+mark)");
mkdirty2(); mkdirty2();
...@@ -804,8 +800,8 @@ void test_file_access_synthetic(void) ...@@ -804,8 +800,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_LOADED, 1); CHECK_PAGE (page2, 102, PAGE_LOADED, 1);
CHECK_PAGE (page3, 103, PAGE_LOADED, 0); CHECK_PAGE (page3, 103, PAGE_LOADED, 0);
CHECK_MRU(ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* invalidation */ /* invalidation */
diag("invalidate"); diag("invalidate");
...@@ -823,10 +819,8 @@ void test_file_access_synthetic(void) ...@@ -823,10 +819,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_DIRTY, 1); CHECK_PAGE (page2, 102, PAGE_DIRTY, 1);
CHECK_PAGE (page3, 103, PAGE_LOADED, 0); CHECK_PAGE (page3, 103, PAGE_LOADED, 0);
CHECK_MRU(ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
fileh_invalidate_page(fh, 103); fileh_invalidate_page(fh, 103);
...@@ -841,10 +835,8 @@ void test_file_access_synthetic(void) ...@@ -841,10 +835,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_DIRTY, 1); CHECK_PAGE (page2, 102, PAGE_DIRTY, 1);
CHECK_PAGE (page3, 103, PAGE_EMPTY, 0); CHECK_PAGE (page3, 103, PAGE_EMPTY, 0);
CHECK_MRU(ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0, page2);
ok1(page0->in_dirty.prev == &page2->in_dirty);
ok1(page2->in_dirty.prev == &fh->dirty_pages);
fileh_invalidate_page(fh, 102); fileh_invalidate_page(fh, 102);
...@@ -859,9 +851,8 @@ void test_file_access_synthetic(void) ...@@ -859,9 +851,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_EMPTY, 0); CHECK_PAGE (page2, 102, PAGE_EMPTY, 0);
CHECK_PAGE (page3, 103, PAGE_EMPTY, 0); CHECK_PAGE (page3, 103, PAGE_EMPTY, 0);
CHECK_MRU(ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(fh->dirty_pages.prev == &page0->in_dirty); CHECK_DIRTY (fh, page0);
ok1(page0->in_dirty.prev == &fh->dirty_pages);
fileh_invalidate_page(fh, 100); fileh_invalidate_page(fh, 100);
...@@ -876,8 +867,8 @@ void test_file_access_synthetic(void) ...@@ -876,8 +867,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_EMPTY, 0); CHECK_PAGE (page2, 102, PAGE_EMPTY, 0);
CHECK_PAGE (page3, 103, PAGE_EMPTY, 0); CHECK_PAGE (page3, 103, PAGE_EMPTY, 0);
CHECK_MRU(ram, page2, page0, page3); CHECK_MRU (ram, page2, page0, page3);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* read page[3] back */ /* read page[3] back */
xvma_on_pagefault(vma, vma->addr_start + 3*PS, 0); xvma_on_pagefault(vma, vma->addr_start + 3*PS, 0);
...@@ -892,8 +883,8 @@ void test_file_access_synthetic(void) ...@@ -892,8 +883,8 @@ void test_file_access_synthetic(void)
CHECK_PAGE (page2, 102, PAGE_EMPTY, 0); CHECK_PAGE (page2, 102, PAGE_EMPTY, 0);
CHECK_PAGE (page3, 103, PAGE_LOADED, 1); CHECK_PAGE (page3, 103, PAGE_LOADED, 1);
CHECK_MRU(ram, page3, page2, page0); CHECK_MRU (ram, page3, page2, page0);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
diag("fileh_close"); diag("fileh_close");
...@@ -1243,8 +1234,8 @@ void test_file_access_mmapbase(void) ...@@ -1243,8 +1234,8 @@ void test_file_access_mmapbase(void)
ok1(!M(vma, 2)); CHECK_NOPAGE( 102 ); ok1(!M(vma, 2)); CHECK_NOPAGE( 102 );
ok1(!M(vma, 3)); CHECK_NOPAGE( 103 ); ok1(!M(vma, 3)); CHECK_NOPAGE( 103 );
CHECK_MRU(ram /*empty*/); CHECK_MRU (ram /*empty*/);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* read page[0] - served from base mmap and no RAM page is loaded */ /* read page[0] - served from base mmap and no RAM page is loaded */
ok1(B(vma, 0*PSb + 0) == 100); ok1(B(vma, 0*PSb + 0) == 100);
...@@ -1256,8 +1247,8 @@ void test_file_access_mmapbase(void) ...@@ -1256,8 +1247,8 @@ void test_file_access_mmapbase(void)
ok1(!M(vma, 2)); CHECK_NOPAGE( 102 ); ok1(!M(vma, 2)); CHECK_NOPAGE( 102 );
ok1(!M(vma, 3)); CHECK_NOPAGE( 103 ); ok1(!M(vma, 3)); CHECK_NOPAGE( 103 );
CHECK_MRU(ram /*empty*/); CHECK_MRU (ram /*empty*/);
ok1(list_empty(&fh->dirty_pages)); CHECK_DIRTY (fh /*empty*/);
/* write to page[2] - page2 is copy-on-write created in RAM */ /* write to page[2] - page2 is copy-on-write created in RAM */
B(vma, 2*PSb) = 12; B(vma, 2*PSb) = 12;
...@@ -1285,8 +1276,8 @@ void test_file_access_mmapbase(void) ...@@ -1285,8 +1276,8 @@ void test_file_access_mmapbase(void)
ok1( M(vma, 2)); CHECK_PAGE (page2, 102, PAGE_DIRTY, 1); ok1( M(vma, 2)); CHECK_PAGE (page2, 102, PAGE_DIRTY, 1);
ok1(!M(vma, 3)); CHECK_NOPAGE( 103 ); ok1(!M(vma, 3)); CHECK_NOPAGE( 103 );
CHECK_MRU(ram, page2); CHECK_MRU (ram, page2);
// XXX CHECK_DIRTY CHECK_DIRTY (fh, page2);
/* write to page[0] - page COW'ed into RAM */ /* write to page[0] - page COW'ed into RAM */
B(vma, 0*PSb) = 10; B(vma, 0*PSb) = 10;
...@@ -1301,8 +1292,8 @@ void test_file_access_mmapbase(void) ...@@ -1301,8 +1292,8 @@ void test_file_access_mmapbase(void)
ok1(B(vma, 0*PSb + 1) == 100); ok1(B(vma, 0*PSb + 1) == 100);
ok1(B(vma, 0*PSb + PSb - 1) == 100); ok1(B(vma, 0*PSb + PSb - 1) == 100);
CHECK_MRU(ram, page0, page2); CHECK_MRU (ram, page0, page2);
// XXX dirty CHECK_DIRTY (fh, page0, page2);
} }
......
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