From ba090f9cafd53dbabe0f0a8c4ccae44203d3731b Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Tue, 3 Nov 2020 14:49:04 +0100 Subject: arm64: kprobes: Remove redundant kprobe_step_ctx The kprobe_step_ctx (kcb->ss_ctx) has ss_pending and match_addr, but those are redundant because those can be replaced by KPROBE_HIT_SS and &cur_kprobe->ainsn.api.insn[1] respectively. To simplify the code, remove the kprobe_step_ctx. Signed-off-by: Masami Hiramatsu Reviewed-by: Jean-Philippe Brucker Acked-by: Will Deacon Link: https://lore.kernel.org/r/20201103134900.337243-2-jean-philippe@linaro.org Signed-off-by: Catalin Marinas --- arch/arm64/include/asm/kprobes.h | 7 ------- 1 file changed, 7 deletions(-) (limited to 'arch/arm64/include/asm/kprobes.h') diff --git a/arch/arm64/include/asm/kprobes.h b/arch/arm64/include/asm/kprobes.h index 8699ce30f587..5d38ff4a4806 100644 --- a/arch/arm64/include/asm/kprobes.h +++ b/arch/arm64/include/asm/kprobes.h @@ -28,18 +28,11 @@ struct prev_kprobe { unsigned int status; }; -/* Single step context for kprobe */ -struct kprobe_step_ctx { - unsigned long ss_pending; - unsigned long match_addr; -}; - /* per-cpu kprobe control block */ struct kprobe_ctlblk { unsigned int kprobe_status; unsigned long saved_irqflag; struct prev_kprobe prev_kprobe; - struct kprobe_step_ctx ss_ctx; }; void arch_remove_kprobe(struct kprobe *); -- cgit v1.2.3