lkml.org 
[lkml]   [2005]   [Aug]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    SubjectRe: 2.6.13-rc3-mm3
    On Tue, 2 Aug 2005, Richard Purdie wrote:

    > > + update_mmu_cache(vma, address, entry);
    > > + lazy_mmu_prot_update(entry);
    > > +#endif
    >
    > This locks the system up after the "INIT: version 2.86 booting" message.
    > SysRq still responds but that's about it.

    Hmmm. this should have returned the behavior to normal. Ah. Need to use
    new_entry instead of entry. Try this (is there any way that I could get
    access to the sytem? I am on IRC (freenode.net nick o-o) or on skype).

    Index: linux-2.6.13-rc4-mm1/mm/memory.c
    ===================================================================
    --- linux-2.6.13-rc4-mm1.orig/mm/memory.c 2005-08-01 16:11:45.000000000 -0700
    +++ linux-2.6.13-rc4-mm1/mm/memory.c 2005-08-01 16:15:35.000000000 -0700
    @@ -2094,6 +2094,7 @@
    entry = pte_mkdirty(entry);
    }

    +#ifdef CONFIG_ATOMIC_TABLE_OPS
    /*
    * If the cmpxchg fails then another processor may have done
    * the changes for us. If not then another fault will bring
    @@ -2106,6 +2107,11 @@
    } else {
    inc_page_state(cmpxchg_fail_flag_update);
    }
    +#else
    + ptep_set_access_flags(vma, address, pte, new_entry, write_access);
    + update_mmu_cache(vma, address, new_entry);
    + lazy_mmu_prot_update(new_entry);
    +#endif

    pte_unmap(pte);
    page_table_atomic_stop(mm);
    -
    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: 2005-08-02 01:20    [W:0.042 / U:89.556 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site