For md(4), posix shm(3) and tmpfs(5), free swap space used by paged in
dirty page, which is written by the process. Reviewed by: alc Tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 1 week
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commit
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=269190
@ -895,8 +895,10 @@ mdstart_swap(struct md_s *sc, struct bio *bp)
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else
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vm_page_activate(m);
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vm_page_unlock(m);
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if (bp->bio_cmd == BIO_WRITE)
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if (bp->bio_cmd == BIO_WRITE) {
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vm_page_dirty(m);
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vm_pager_page_unswapped(m);
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}
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/* Actions on further pages start at offset 0 */
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p += PAGE_SIZE - offs;
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@ -199,6 +199,7 @@ uiomove_object_page(vm_object_t obj, size_t len, struct uio *uio)
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if (uio->uio_rw == UIO_WRITE && error == 0) {
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VM_OBJECT_WLOCK(obj);
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vm_page_dirty(m);
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vm_pager_page_unswapped(m);
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VM_OBJECT_WUNLOCK(obj);
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}
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vm_page_lock(m);
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