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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-12-02 18:24:35 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-12-02 18:24:35 -0800 |
| commit | 8f4c9978de91a9a3b37df1e74d6201acfba6cefd (patch) | |
| tree | ab4ab2ba48e3890805c82a7b60f910d0491fbdcf /kernel/locking/rtmutex_api.c | |
| parent | db425f7a0b158d0dbb07c4f4653795aaad3a7a15 (diff) | |
| parent | 0e253e250ed0e46f5ff6962c840157da9dab48cd (diff) | |
Merge tag 'aes-gcm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux
Pull AES-GCM optimizations from Eric Biggers:
"More optimizations and cleanups for the x86_64 AES-GCM code:
- Add a VAES+AVX2 optimized implementation of AES-GCM. This is very
helpful on CPUs that have VAES but not AVX512, such as AMD Zen 3.
- Make the VAES+AVX512 optimized implementation of AES-GCM handle
large amounts of associated data efficiently.
- Remove the "avx10_256" implementation of AES-GCM. It's superseded
by the VAES+AVX2 optimized implementation.
- Rename the "avx10_512" implementation to "avx512"
Overall, this fills in a gap where AES-GCM wasn't fully optimized on
some recent CPUs. It also drops code that won't be as useful as
initially expected due to AVX10/256 being dropped from the AVX10 spec"
* tag 'aes-gcm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux:
crypto: x86/aes-gcm-vaes-avx2 - initialize full %rax return register
crypto: x86/aes-gcm - optimize long AAD processing with AVX512
crypto: x86/aes-gcm - optimize AVX512 precomputation of H^2 from H^1
crypto: x86/aes-gcm - revise some comments in AVX512 code
crypto: x86/aes-gcm - reorder AVX512 precompute and aad_update functions
crypto: x86/aes-gcm - clean up AVX512 code to assume 512-bit vectors
crypto: x86/aes-gcm - rename avx10 and avx10_512 to avx512
crypto: x86/aes-gcm - remove VAES+AVX10/256 optimized code
crypto: x86/aes-gcm - add VAES+AVX2 optimized code
Diffstat (limited to 'kernel/locking/rtmutex_api.c')
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