[PATCH 0/5] lib/crypto: Poly1305 fixes
Eric Biggers
ebiggers at kernel.org
Sun Jul 6 16:10:55 PDT 2025
This series is also available at:
git fetch https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git poly1305-fixes
This series fixes the arm, arm64, and x86 Poly1305 functions to not
corrupt random tasks' registers when called in the "wrong" context. It
also fixes a performance regression on x86 with short messages.
This series is needed for my upcoming poly1305_kunit test to pass.
Eric Biggers (5):
lib/crypto: arm/poly1305: Remove unneeded empty weak function
lib/crypto: arm/poly1305: Fix register corruption in no-SIMD contexts
lib/crypto: arm64/poly1305: Fix register corruption in no-SIMD
contexts
lib/crypto: x86/poly1305: Fix register corruption in no-SIMD contexts
lib/crypto: x86/poly1305: Fix performance regression on short messages
lib/crypto/arm/poly1305-glue.c | 8 ++----
lib/crypto/arm64/poly1305-glue.c | 3 +-
lib/crypto/x86/poly1305_glue.c | 48 +++++++++++++++++++++++++++++++-
3 files changed, 51 insertions(+), 8 deletions(-)
base-commit: f1da28dfadd26ef95bbd0b1ddf066e7ffe1505ff
--
2.50.0
More information about the linux-arm-kernel
mailing list