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author | Dan Williams <dan.j.williams@intel.com> | 2008-03-18 21:23:59 -0700 |
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committer | Dan Williams <dan.j.williams@intel.com> | 2008-03-18 17:01:00 -0700 |
commit | 360ec583b70d131f08cb4f6e32088dd9382251c3 (patch) | |
tree | 37593394cf9c68446d0524cb3c5b2e16290c9721 /crypto/khazad.c | |
parent | adc58377844e598436cb15a51ba1da242369861f (diff) | |
download | linux-crypto-360ec583b70d131f08cb4f6e32088dd9382251c3.tar.gz linux-crypto-360ec583b70d131f08cb4f6e32088dd9382251c3.zip |
async_tx: avoid the async xor_zero_sum path when src_cnt > device->max_xor
If the channel cannot perform the operation in one call to
->device_prep_dma_zero_sum, then fallback to the xor+page_is_zero path.
This only affects users with arrays larger than 16 devices on iop13xx or
32 devices on iop3xx.
Cc: <stable@kernel.org>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'crypto/khazad.c')
0 files changed, 0 insertions, 0 deletions