lkml.org 
[lkml]   [2005]   [Feb]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [PATCH 01/04] Adding cipher mode context information to crypto_tfm
    From
    Date
    On Tue, 2005-02-08 at 18:30 -0500, James Morris wrote:
    > On Tue, 8 Feb 2005, Fruhwirth Clemens wrote:
    >
    > > I shot out the last patch too quickly. Having reviewed the mapping one
    > > more time I noticed, that there as the possibility of "off-by-one"
    > > unmapping, and instead of doing doubtful guesses, if that's the case, I
    > > added a base pointer to scatter_walk, which is the pointer returned by
    > > kmap. Exactly this pointer will be unmapped again, so the vaddr
    > > comparison in crypto_kunmap doesn't have to do any masking.
    >
    > You can't call kmap() in softirq context (why was it even trying?):

    Why not? What's the alternative, then?

    --
    Fruhwirth Clemens <clemens@endorphin.org> http://clemens.endorphin.org
    -
    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: 2005-03-22 14:10    [W:0.019 / U:60.232 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site