Messages in this thread Patch in this message |  | | Date | Tue, 25 Sep 2001 20:07:28 -0400 | From | Benjamin LaHaise <> | Subject | [patch] Re: weird memory related problems, negative memory usage or fake memory usage? |
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On Wed, Sep 26, 2001 at 01:11:16AM +0200, Andrea Arcangeli wrote: > possibly yes but maybe not, dunno right now or I would be just sending > the fix inline in this email :). As said I never seen it before Ben's > tlb shootdown was merged into mainline, but again I repeat it can > _really_ be just an unlucky coincidence. But I guess because of this > coincidence the tlb shootdown will be the first things I will audit > tomorrow.
This should fix it.
-ben
... v2.4.10-rss.diff ... diff -urN v2.4.10/mm/memory.c foo/mm/memory.c --- v2.4.10/mm/memory.c Mon Sep 24 02:16:05 2001 +++ foo/mm/memory.c Tue Sep 25 20:03:04 2001 @@ -319,7 +319,9 @@ if (pte_none(pte)) continue; if (pte_present(pte)) { - freed ++; + struct page *page = pte_page(pte); + if (!PageReserved(page) && VALID_PAGE(page)) + freed ++; /* This will eventually call __free_pte on the pte. */ tlb_remove_page(tlb, ptep, address + offset); } else { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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