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vmmcache: fix dirty file pages truncation

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Matheus
2024-07-16 20:23:55 -03:00
parent ae9b018af8
commit 645e1e2809
1 changed files with 4 additions and 0 deletions
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kernel-src/mm/vmmcache.c
+4
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@@ -279,6 +279,10 @@ static int syncpage(page_t *page) {
if ((page->flags & PAGE_FLAGS_TRUNCATED) == 0) { if ((page->flags & PAGE_FLAGS_TRUNCATED) == 0) {
e = VOP_PUTPAGE(page->backing, page->offset, (page_t *)page); e = VOP_PUTPAGE(page->backing, page->offset, (page_t *)page);
VOP_RELEASE(page->backing); VOP_RELEASE(page->backing);
} else {
// page got truncated from the file while waiting to be written to disk
// its still holding a reference to the vnode, so release that
VOP_RELEASE(page->backing);
} }
pmm_release(pmm_getpageaddress((page_t *)page)); pmm_release(pmm_getpageaddress((page_t *)page));