From: Jan Beulich Date: Tue, 13 Jul 2021 08:17:33 +0000 (+0200) Subject: CHANGELOG: record changed PCI device quarantining default X-Git-Tag: archive/raspbian/4.16.0+51-g0941d6cb-1+rpi1~2^2~42^2~317 X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=1d3250f8c4cb750bb0dcf9fdbe01f8de85780281;p=xen.git CHANGELOG: record changed PCI device quarantining default This amends commit 980d6acf1517 ("IOMMU: make DMA containment of quarantined devices optional"). Signed-off-by: Jan Beulich Reviewed-by: Paul Durrant --- diff --git a/CHANGELOG.md b/CHANGELOG.md index 6896d70757..22cfdb4298 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -10,6 +10,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) - XENSTORED_ROOTDIR environment variable from configuartion files and initscripts, due to being unused. +### Changed + - Quarantining of passed-through PCI devices no longer defaults to directing I/O to a scratch + page, matching original post-XSA-302 behavior (albeit the change was also backported, first + appearing in 4.12.2 and 4.11.4). Prior (4.13...4.15-like) behavior can be arranged for + either by enabling the IOMMU_QUARANTINE_SCRATCH_PAGE setting at build (configuration) time + or by passing "iommu=quarantine=scratch-page" on the hypervisor command line. + ## [4.15.0 UNRELEASED](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=RELEASE-4.15.0) - TBD ### Added / support upgraded