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(parent: 7645048) | patch
xen/pt: mark all PCIe capability bits read-only
authorJan Beulich <jbeulich@suse.com>
Tue, 2 Jun 2015 15:43:08 +0000 (15:43 +0000)
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>
Tue, 2 Jun 2015 15:56:05 +0000 (15:56 +0000)
commit8461481fd0ba47ab9bbb9ad947e60710b13899d6
treed7371f962928bed37287021eb8d1a742f2244acatree
parent7645048554015d867d869c4117863e58e6f48c09commit | diff
xen/pt: mark all PCIe capability bits read-only

xen_pt_emu_reg_pcie[]'s PCI_EXP_DEVCAP needs to cover all bits as read-
only to avoid unintended write-back (just a precaution, the field ought
to be read-only in hardware).

This is a preparatory patch for XSA-131.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
hw/xen/xen_pt_config_init.c diff | blob | history
Obsolete Upstream Qemu based repository for xen-4.4-testing