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physical page management: eliminate static page frame array and

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maintain page structures dynamically covering only file mappings.
use hash table for address <-> page structure conversion.
This commit is contained in:
Balazs Gerofi
2016-09-11 08:25:38 -04:00
parent 326a4fcee4
commit 8eb3bf3559
6 changed files with 115 additions and 62 deletions
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2
kernel/shmobj.c
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@ -404,7 +404,7 @@ static int shmobj_get_page(struct memobj *memobj, off_t off, int p2align,
goto out;
}
phys = virt_to_phys(virt);
page = phys_to_page(phys);
page = phys_to_page_insert_hash(phys);
if (page->mode != PM_NONE) {
fkprintf("shmobj_get_page(%p,%#lx,%d,%p):"
"page %p %#lx %d %d %#lx\n",