linux-kernel - [PATCH 4.8 042/140] powerpc/powernv: Use CPU-endian PEST in pnv_pci_dump_p7ioc_diag

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Message-Id: <20161026122222.189211075@linuxfoundation.org>
Date:   Wed, 26 Oct 2016 14:21:42 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Gavin Shan <gwshan@...ux.vnet.ibm.com>,
        Michael Ellerman <mpe@...erman.id.au>
Subject: [PATCH 4.8 042/140] powerpc/powernv: Use CPU-endian PEST in pnv_pci_dump_p7ioc_diag_data()

4.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Gavin Shan <gwshan@...ux.vnet.ibm.com>

commit 5adaf8629b193f185ca5a1665b9e777a0579f518 upstream.

This fixes the warnings reported from sparse:

  pci.c:312:33: warning: restricted __be64 degrades to integer
  pci.c:313:33: warning: restricted __be64 degrades to integer

Fixes: cee72d5bb489 ("powerpc/powernv: Display diag data on p7ioc EEH errors")
Signed-off-by: Gavin Shan <gwshan@...ux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@...erman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 arch/powerpc/platforms/powernv/pci.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -309,8 +309,8 @@ static void pnv_pci_dump_p7ioc_diag_data
 			be64_to_cpu(data->dma1ErrorLog1));
 
 	for (i = 0; i < OPAL_P7IOC_NUM_PEST_REGS; i++) {
-		if ((data->pestA[i] >> 63) == 0 &&
-		    (data->pestB[i] >> 63) == 0)
+		if ((be64_to_cpu(data->pestA[i]) >> 63) == 0 &&
+		    (be64_to_cpu(data->pestB[i]) >> 63) == 0)
 			continue;
 
 		pr_info("PE[%3d] A/B: %016llx %016llx\n",