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[0/3] x86/intr: interrupt related fixes

Message ID 20210126110606.21741-1-roger.pau@citrix.com (mailing list archive)
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Series x86/intr: interrupt related fixes | expand


Roger Pau Monné Jan. 26, 2021, 11:06 a.m. UTC

This series has originated from the failure discovered by osstest in:


The commit pointed by osstest is correct, but it triggers an underlying
shortcoming of the vPCI MSI handling which is fixed in patch 3.
Patches 1 and 2 are small bugfixes found in the process of diagnosing
the issue.

Thanks, Roger.

Roger Pau Monne (3):
  x86/irq: remove duplicated clear_domain_irq_pirq calls
  x86/irq: don't disable domain MSI IRQ on force unbind
  x86/vmsi: tolerate unsupported MSI address/data fields

 xen/arch/x86/hvm/vmsi.c      | 93 +++++++++++++++++++-----------------
 xen/arch/x86/irq.c           |  8 +---
 xen/drivers/vpci/msi.c       |  3 +-
 xen/include/asm-x86/hvm/io.h |  1 +
 xen/include/xen/vpci.h       |  3 +-
 5 files changed, 52 insertions(+), 56 deletions(-)