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Message-ID: <20160905053805.GC29344@x1.redhat.com>
Date: Mon, 5 Sep 2016 13:38:05 +0800
From: Baoquan He <bhe@...hat.com>
To: iommu@...ts.linux-founda
Cc: joro@...tes.org, linux-kernel@...r.kernel.org, dyoung@...hat.com
Subject: io_page_fault seen in normal kernel boot log
This happened on 4.8.0-rc5
[ +0.006771] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x0000000000001000 flags=0x0000]
[ +0.010593] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x0000000000001040 flags=0x0000]
[ +0.010596] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x0000000000001080 flags=0x0000]
[ +0.010597] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x00000000000010c0 flags=0x0000]
[ +0.010592] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x0000000000001100 flags=0x0000]
[ +0.010592] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:14.4 domain=0x0009 address=0x0000000000001140 flags=0x0000]
Please see the log of "lspci -t", "lspci -vvv", dmesg and .config in
attachment.
View attachment "lspci-t.log" of type "text/plain" (687 bytes)
View attachment "lspci-vvv.log" of type "text/plain" (37923 bytes)
View attachment "dmesg.log" of type "text/plain" (93912 bytes)
View attachment "config" of type "text/plain" (178791 bytes)
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