Commit 1cb2fcb6 authored Jan 12, 2026 by Eric Biggers

crypto: arm64/aes - Switch to aes_enc_tab[] and aes_dec_tab[]



Instead of crypto_ft_tab and crypto_it_tab from aes_generic.c, use
aes_enc_tab and aes_dec_tab from lib/crypto/aes.c.  These contain the
same data in the first 1024 bytes (which is the part that this code
uses), so the result is the same.  This will allow aes_generic.c to
eventually be removed.

Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260112192035.10427-6-ebiggers@kernel.org


Signed-off-by: Eric Biggers <ebiggers@kernel.org>

parent f367305a

arch/arm64/crypto/aes-cipher-core.S

+2 −2

Original line number	Diff line number	Diff line
		@@ -123,10 +123,10 @@ CPU_BE( rev w7, w7 )
		.endm

		SYM_FUNC_START(__aes_arm64_encrypt)
		do_crypt fround, crypto_ft_tab, crypto_ft_tab + 1, 2
		do_crypt fround, aes_enc_tab, aes_enc_tab + 1, 2
		SYM_FUNC_END(__aes_arm64_encrypt)

		.align 5
		SYM_FUNC_START(__aes_arm64_decrypt)
		do_crypt iround, crypto_it_tab, crypto_aes_inv_sbox, 0
		do_crypt iround, aes_dec_tab, crypto_aes_inv_sbox, 0
		SYM_FUNC_END(__aes_arm64_decrypt)