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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Subject: [PATCH v2 4/4] powerpc: Avoid opencoding fixup_real_addr
Date: Sun, 24 May 2020 15:08:22 +0530	[thread overview]
Message-ID: <20200524093822.423487-4-aneesh.kumar@linux.ibm.com> (raw)
In-Reply-To: <20200524093822.423487-1-aneesh.kumar@linux.ibm.com>

Use the newly added helper.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/kernel/traps.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 051d7028e71f..1d58d88a7be1 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -1508,12 +1508,10 @@ void program_check_exception(struct pt_regs *regs)
 				== NOTIFY_STOP)
 			goto bail;
 
-		bugaddr = regs->nip;
 		/*
 		 * Fixup bugaddr for BUG_ON() in real mode
 		 */
-		if (!is_kernel_addr(bugaddr) && !(regs->msr & MSR_IR))
-			bugaddr += PAGE_OFFSET;
+		bugaddr = fixup_real_addr(regs, regs->nip);
 
 		if (!(regs->msr & MSR_PR) &&  /* not user-mode */
 		    report_bug(bugaddr, regs) == BUG_TRAP_TYPE_WARN) {
-- 
2.26.2


  parent reply	other threads:[~2020-05-24  9:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-24  9:38 [PATCH v2 1/4] powerpc/instruction_dump: Fix kernel crash with show_instructions Aneesh Kumar K.V
2020-05-24  9:38 ` [PATCH v2 2/4] powerpc/va: Add a __va() variant that doesn't do input validation Aneesh Kumar K.V
2020-05-24  9:38 ` [PATCH v2 3/4] powerpc: Fix instruction dumping to use address value correctly Aneesh Kumar K.V
2020-05-24  9:38 ` Aneesh Kumar K.V [this message]
2020-06-18 12:37 ` [PATCH v2 1/4] powerpc/instruction_dump: Fix kernel crash with show_instructions Michael Ellerman
2022-03-09 17:25 ` Christophe Leroy

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