Google Git
Sign in
qemu / qemu / ea97a1bde7b7940bb2100b645b6f1abc7330e248
commitea97a1bde7b7940bb2100b645b6f1abc7330e248[log] [tgz]
authorJason Wang <jasowang@redhat.com>Thu Feb 10 17:28:15 2022 +0800
committerMichael S. Tsirkin <mst@redhat.com>Mon May 16 04:38:40 2022 -0400
tree16b7452a9467234924992679d0fccb3c636cccf8
parenta48a5bcd641773dca66840908d2c6d9552e3d1c6 [diff]
intel-iommu: block output address in interrupt address range

According to vtd spec v3.3 3.14:

"""
Software must not program paging-structure entries to remap any
address to the interrupt address range. Untranslated requests and
translation requests that result in an address in the interrupt range
will be blocked with condition code LGN.4 or SGN.8.
"""

This patch blocks the request that result in interrupt address range.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20220210092815.45174-2-jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
2 files changed
tree: 16b7452a9467234924992679d0fccb3c636cccf8
  1. .github/
  2. .gitlab/
  3. .gitlab-ci.d/
  4. accel/
  5. audio/
  6. authz/
  7. backends/
  8. block/
  9. bsd-user/
  10. chardev/
  11. common-user/
  12. configs/
  13. contrib/
  14. crypto/
  15. disas/
  16. docs/
  17. dump/
  18. ebpf/
  19. fpu/
  20. fsdev/
  21. gdb-xml/
  22. hw/
  23. include/
  24. io/
  25. libdecnumber/
  26. linux-headers/
  27. linux-user/
  28. migration/
  29. monitor/
  30. nbd/
  31. net/
  32. pc-bios/
  33. plugins/
  34. po/
  35. python/
  36. qapi/
  37. qga/
  38. qobject/
  39. qom/
  40. replay/
  41. roms/
  42. scripts/
  43. scsi/
  44. semihosting/
  45. softmmu/
  46. storage-daemon/
  47. stubs/
  48. subprojects/
  49. target/
  50. tcg/
  51. tests/
  52. tools/
  53. trace/
  54. ui/
  55. util/
  56. capstone
  57. dtc
  58. meson
  59. slirp
  60. .cirrus.yml
  61. .dir-locals.el
  62. .editorconfig
  63. .exrc
  64. .gdbinit
  65. .gitattributes
  66. .gitignore
  67. .gitlab-ci.yml
  68. .gitmodules
  69. .gitpublish
  70. .mailmap
  71. .patchew.yml
  72. .readthedocs.yml
  73. .travis.yml
  74. block.c
  75. blockdev-nbd.c
  76. blockdev.c
  77. blockjob.c
  78. configure
  79. COPYING
  80. COPYING.LIB
  81. cpu.c
  82. cpus-common.c
  83. disas.c
  84. event-loop-base.c
  85. gdbstub.c
  86. gitdm.config
  87. hmp-commands-info.hx
  88. hmp-commands.hx
  89. iothread.c
  90. job-qmp.c
  91. job.c
  92. Kconfig
  93. Kconfig.host
  94. LICENSE
  95. MAINTAINERS
  96. Makefile
  97. memory_ldst.c.inc
  98. meson.build
  99. meson_options.txt
  100. module-common.c
  101. os-posix.c
  102. os-win32.c
  103. page-vary-common.c
  104. page-vary.c
  105. qemu-bridge-helper.c
  106. qemu-edid.c
  107. qemu-img-cmds.hx
  108. qemu-img.c
  109. qemu-io-cmds.c
  110. qemu-io.c
  111. qemu-keymap.c
  112. qemu-nbd.c
  113. qemu-options.hx
  114. qemu.nsi
  115. qemu.sasl
  116. README.rst
  117. replication.c
  118. trace-events
  119. VERSION
  120. version.rc