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From e971b5b913bc215ffb82419ae3db24a17ea094e8 Mon Sep 17 00:00:00 2001
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Message-Id: <e971b5b913bc215ffb82419ae3db24a17ea094e8@dist-git>
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From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
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<marmarek@invisiblethingslab.com>
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Date: Wed, 24 May 2017 12:56:09 -0400
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Subject: [PATCH] pci: fix link maximum speed detection
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Commit 8e09663 "pci: recognize/report GEN4 (PCIe 4.0) card 16GT/s Link
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speed" introduced another speed into enum, but mistakenly also altered
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field width, so one bit of link width was included there.
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Resolves: https://bugzilla.redhat.com/1455017
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Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
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(cherry picked from commit 1128769f9ee50bb250333a5a5d276afbe74711ea)
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/util/virpci.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/util/virpci.c b/src/util/virpci.c
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index c89b94b5f..a2db65d7d 100644
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--- a/src/util/virpci.c
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+++ b/src/util/virpci.c
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@@ -147,7 +147,7 @@ struct _virPCIDeviceList {
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#define PCI_EXP_DEVCAP 0x4 /* Device capabilities */
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#define PCI_EXP_DEVCAP_FLR (1<<28) /* Function Level Reset */
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#define PCI_EXP_LNKCAP 0xc /* Link Capabilities */
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-#define PCI_EXP_LNKCAP_SPEED 0x0001f /* Maximum Link Speed */
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+#define PCI_EXP_LNKCAP_SPEED 0x0000f /* Maximum Link Speed */
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#define PCI_EXP_LNKCAP_WIDTH 0x003f0 /* Maximum Link Width */
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#define PCI_EXP_LNKSTA 0x12 /* Link Status */
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#define PCI_EXP_LNKSTA_SPEED 0x000f /* Negotiated Link Speed */
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--
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2.13.0
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