Commit c41672b9 authored by Ard Biesheuvel's avatar Ard Biesheuvel Committed by Herbert Xu
Browse files

crypto: x86/ghash - Use RIP-relative addressing 



Prefer RIP-relative addressing where possible, which removes the need
for boot time relocation fixups.

Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 36955360

arch/x86/crypto/ghash-clmulni-intel_asm.S

+2 −2
Original line number Diff line number Diff line
@@ -93,7 +93,7 @@ SYM_FUNC_START(clmul_ghash_mul) 
	FRAME_BEGIN

	movups (%rdi), DATA

	movups (%rsi), SHASH

	movaps .Lbswap_mask, BSWAP

	movaps .Lbswap_mask(%rip), BSWAP

	pshufb BSWAP, DATA

	call __clmul_gf128mul_ble

	pshufb BSWAP, DATA
@@ -110,7 +110,7 @@ SYM_FUNC_START(clmul_ghash_update) 
	FRAME_BEGIN

	cmp $16, %rdx

	jb .Lupdate_just_ret	# check length

	movaps .Lbswap_mask, BSWAP

	movaps .Lbswap_mask(%rip), BSWAP

	movups (%rdi), DATA

	movups (%rcx), SHASH

	pshufb BSWAP, DATA