Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3906c2b5 authored by ChiaHao's avatar ChiaHao Committed by Catalin Marinas
Browse files

arm64: Bug fix in stack alignment exception 



The value of ESR has been stored into x1, and should be directly pass to
do_sp_pc_abort function, "MOV x1, x25" is an extra operation and do_sp_pc_abort
will get the wrong value of ESR.

Signed-off-by: default avatarChiaHao <andy.jhshiu@gmail.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Cc: <stable@vger.kernel.org>
parent 7171511e

arch/arm64/kernel/entry.S

+0 −1
Original line number Diff line number Diff line
@@ -279,7 +279,6 @@ el1_sp_pc: 
	 */

	mrs	x0, far_el1

	enable_dbg

	mov	x1, x25

	mov	x2, sp

	b	do_sp_pc_abort

el1_undef: