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Linux 5.0 compat: SIMD compatibility

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Restore the SIMD optimization for 4.19.38 LTS, 4.14.120 LTS,
and 5.0 and newer kernels.

This commit squashes the following commits from master in to
a single commit which can be applied to 0.8.2.

10fa2545 - Linux 4.14, 4.19, 5.0+ compat: SIMD save/restore
b88ca2ac - Enable SIMD for encryption
095b5412 - Fix CONFIG_X86_DEBUG_FPU build failure
e5db3134 - Linux 5.0 compat: SIMD compatibility

Reviewed-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
TEST_ZIMPORT_SKIP="yes"
This commit is contained in:
Brian Behlendorf
2019-07-12 09:31:20 -07:00
committed by Tony Hutter
parent 988b040476
commit 62c034f6d4
30 changed files with 548 additions and 206 deletions
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module/icp/algs/modes/gcm_pclmulqdq.c
+1 -1
View File
@@ -52,7 +52,7 @@ gcm_pclmulqdq_mul(uint64_t *x_in, uint64_t *y, uint64_t *res)
static boolean_t
gcm_pclmulqdq_will_work(void)
{
return (zfs_pclmulqdq_available());
return (kfpu_allowed() && zfs_pclmulqdq_available());
}
const gcm_impl_ops_t gcm_pclmulqdq_impl = {