lkml.org 
[lkml]   [2009]   [Apr]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    SubjectRe: [PATCH 20/25] Do not check for compound pages during the page allocator sanity checks
    From
    >> inserting VM_BUG_ON(PageTail(page)) is better?
    >>
    >
    > We already go one further with
    >
    > #define PAGE_FLAGS_CHECK_AT_PREP        ((1 << NR_PAGEFLAGS) - 1)
    >
    > ...
    >
    > if (.... | (page->flags & PAGE_FLAGS_CHECK_AT_PREP))
    >        bad_page(page);
    >
    > PG_tail is in PAGE_FLAGS_CHECK_AT_PREP so we're already checking for it
    > and calling bad_page() if set.

    ok, good.
    --
    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/

    \
     
     \ /
      Last update: 2009-04-22 12:45    [W:0.024 / U:0.316 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site