Commit 65464152 authored by Vineet Gupta's avatar Vineet Gupta
Browse files

ARC: Reduce Code for ECR printing 



Cause codes are same for D-TLB-Miss and Prot-V

Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent da1677b0

arch/arc/kernel/troubleshoot.c

+7 −9
Original line number Diff line number Diff line
@@ -131,9 +131,9 @@ static void show_ecr_verbose(struct pt_regs *regs) 


	/* For DTLB Miss or ProtV, display the memory involved too */

	if (vec == ECR_V_DTLB_MISS) {

		pr_cont("Invalid %s 0x%08lx by insn @ 0x%08lx\n",

		       (cause_code == 0x01) ? "Read From" :

		       ((cause_code == 0x02) ? "Write to" : "EX"),

		pr_cont("Invalid %s @ 0x%08lx by insn @ 0x%08lx\n",

		       (cause_code == 0x01) ? "Read" :

		       ((cause_code == 0x02) ? "Write" : "EX"),

		       address, regs->ret);

	} else if (vec == ECR_V_ITLB_MISS) {

		pr_cont("Insn could not be fetched\n");
@@ -144,14 +144,12 @@ static void show_ecr_verbose(struct pt_regs *regs) 
	} else if (vec == ECR_V_PROTV) {

		if (cause_code == ECR_C_PROTV_INST_FETCH)

			pr_cont("Execute from Non-exec Page\n");

		else if (cause_code == ECR_C_PROTV_LOAD)

			pr_cont("Read from Non-readable Page\n");

		else if (cause_code == ECR_C_PROTV_STORE)

			pr_cont("Write to Non-writable Page\n");

		else if (cause_code == ECR_C_PROTV_XCHG)

			pr_cont("Data exchange protection violation\n");

		else if (cause_code == ECR_C_PROTV_MISALIG_DATA)

			pr_cont("Misaligned r/w from 0x%08lx\n", address);

		else

			pr_cont("%s access not allowed on page\n",

				(cause_code == 0x01) ? "Read" :

				((cause_code == 0x02) ? "Write" : "EX"));

	} else if (vec == ECR_V_INSN_ERR) {

		pr_cont("Illegal Insn\n");

	} else {