Messages in this thread | | | Date | Wed, 14 May 2003 11:17:48 -0700 | From | Andrew Morton <> | Subject | Re: Race between vmtruncate and mapped areas? |
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Dave McCracken <dmccr@us.ibm.com> wrote: > > > It would be nice to make them go away - they cause problems. > > Definitely. We almost have the pieces necessary to detect it and/or > prevent it, but the info isn't in quite the right layer at the right time. > If it weren't for the lock order problem with mmap_sem we could have nailed > it that way. Sigh.
I think it might be sufficient to re-check the page against i_size after IO completion in filemap_nopage(). - 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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