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| author | Huang Ying <ying.huang@intel.com> | 2009-06-18 11:41:27 (GMT) |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2009-06-18 11:41:27 (GMT) |
| commit | 9251b64fb2d2326d28f0e0646a9e4fb8bbb51d8e (patch) | |
| tree | 2ef7e20387ee2646679c587abef236100684a7d6 /block/blk-map.c | |
| parent | e6efaa025384f86a18814a6b9f4e5d54484ab9ff (diff) | |
| download | linux-9251b64fb2d2326d28f0e0646a9e4fb8bbb51d8e.tar.xz | |
crypto: aes-ni - Do not sleep when using the FPU
Because AES-NI instructions will touch XMM state, corresponding code
must be enclosed within kernel_fpu_begin/end, which used
preempt_disable/enable. So sleep should be prevented between
kernel_fpu_begin/end.
Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'block/blk-map.c')
0 files changed, 0 insertions, 0 deletions