Daniel Pouzzner 6d715130a2 linuxkm: cleanups and smallstack refactors related to WOLFSSL_LINUXKM_SIMD_X86_IRQ_ALLOWED, associated linuxkm-SIMD-IRQ PR, and associated peer review: ...

smallstack refactors for wolfcrypt/src/rsa.c:wc_CheckProbablePrime_ex() and wolfcrypt/src/pwdbased.c:wc_PKCS12_PBKDF_ex();

add WARN_UNUSED_RESULT macro to types.h;

text format cleanup;

fix internal.c:LowResTimer() implementation.

refactor tls13.c:TimeNowInMilliseconds() for kernel 4.9 and 3.16 compat.

use ktime_get_coarse_real_ts64() only for kernel 5.x+.  in kernel 4.x, use its older form, current_kernel_time64(), and in 3.x, use getnstimeofday().

linuxkm/module_hooks.c: fix wolfssl_init() pie code to be compatible with kernel 4.4-;

fix allocate_wolfcrypt_irq_fpu_states() return codes to all be wolfcrypt codes, and in calling code, pass up that code (suggested by dgarske peer review).

2021-09-20 13:46:51 -05:00

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