From 3b519dc878a5d19593bbb1773abedbf39a619f66 Mon Sep 17 00:00:00 2001 From: Ard Biesheuvel Date: Wed, 12 Apr 2023 13:00:29 +0200 Subject: crypto: x86/crc32c - Use RIP-relative addressing Prefer RIP-relative addressing where possible, which removes the need for boot time relocation fixups. Signed-off-by: Ard Biesheuvel Signed-off-by: Herbert Xu --- arch/x86/crypto/crc32c-pcl-intel-asm_64.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/x86/crypto/crc32c-pcl-intel-asm_64.S') diff --git a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S index ec35915f0901..5f843dce77f1 100644 --- a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S +++ b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S @@ -168,7 +168,8 @@ continue_block: xor crc2, crc2 ## branch into array - mov jump_table(,%rax,8), %bufp + leaq jump_table(%rip), %bufp + mov (%bufp,%rax,8), %bufp JMP_NOSPEC bufp ################################################################ -- cgit v1.2.3