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qemu / qemu / 3ae7eb88c472799f17beb653f4bc3fb8b124c72e
commit3ae7eb88c472799f17beb653f4bc3fb8b124c72e[log] [tgz]
authorGerd Hoffmann <kraxel@redhat.com>Mon May 15 12:45:43 2017 +0200
committerGerd Hoffmann <kraxel@redhat.com>Mon May 29 14:03:35 2017 +0200
tree9008a0b5ec8a6829cdb6ba6e9a50a0355d49b05c
parent9964e96dc9999cf7f7c936ee854a795415d19b60 [diff]
ehci: fix overflow in frame timer code

In case the frame timer doesn't run for a while due to the host being
busy skipped_uframes can become big enough that UFRAME_TIMER_NS *
skipped_uframes overflows.  Which in turn throws off all subsequent
ehci frame timer calculations.

Reported-by: 李林 <8610_28@163.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20170515104543.32044-1-kraxel@redhat.com
1 file changed
tree: 9008a0b5ec8a6829cdb6ba6e9a50a0355d49b05c
  1. audio/
  2. backends/
  3. block/
  4. bsd-user/
  5. chardev/
  6. contrib/
  7. crypto/
  8. default-configs/
  9. disas/
  10. docs/
  11. fpu/
  12. fsdev/
  13. gdb-xml/
  14. hw/
  15. include/
  16. io/
  17. libdecnumber/
  18. linux-headers/
  19. linux-user/
  20. migration/
  21. nbd/
  22. net/
  23. pc-bios/
  24. po/
  25. qapi/
  26. qga/
  27. qobject/
  28. qom/
  29. replay/
  30. roms/
  31. scripts/
  32. slirp/
  33. stubs/
  34. target/
  35. tcg/
  36. tests/
  37. trace/
  38. ui/
  39. util/
  40. dtc
  41. pixman
  42. .dir-locals.el
  43. .exrc
  44. .gitignore
  45. .gitmodules
  46. .mailmap
  47. .shippable.yml
  48. .travis.yml
  49. accel.c
  50. arch_init.c
  51. atomic_template.h
  52. balloon.c
  53. block.c
  54. blockdev-nbd.c
  55. blockdev.c
  56. blockjob.c
  57. bootdevice.c
  58. bt-host.c
  59. bt-vhci.c
  60. Changelog
  61. CODING_STYLE
  62. configure
  63. COPYING
  64. COPYING.LIB
  65. cpu-exec-common.c
  66. cpu-exec.c
  67. cpus-common.c
  68. cpus.c
  69. cputlb.c
  70. device-hotplug.c
  71. device_tree.c
  72. disas.c
  73. dma-helpers.c
  74. dump.c
  75. exec.c
  76. gdbstub.c
  77. HACKING
  78. hax-stub.c
  79. hmp-commands-info.hx
  80. hmp-commands.hx
  81. hmp.c
  82. hmp.h
  83. ioport.c
  84. iothread.c
  85. kvm-all.c
  86. kvm-stub.c
  87. LICENSE
  88. MAINTAINERS
  89. Makefile
  90. Makefile.objs
  91. Makefile.target
  92. memory.c
  93. memory_ldst.inc.c
  94. memory_mapping.c
  95. module-common.c
  96. monitor.c
  97. numa.c
  98. os-posix.c
  99. os-win32.c
  100. qapi-schema.json
  101. qdev-monitor.c
  102. qdict-test-data.txt
  103. qemu-bridge-helper.c
  104. qemu-doc.texi
  105. qemu-ga.texi
  106. qemu-img-cmds.hx
  107. qemu-img.c
  108. qemu-img.texi
  109. qemu-io-cmds.c
  110. qemu-io.c
  111. qemu-nbd.c
  112. qemu-nbd.texi
  113. qemu-option-trace.texi
  114. qemu-options-wrapper.h
  115. qemu-options.h
  116. qemu-options.hx
  117. qemu-seccomp.c
  118. qemu-tech.texi
  119. qemu.nsi
  120. qemu.sasl
  121. qmp.c
  122. qtest.c
  123. README
  124. replication.c
  125. replication.h
  126. rules.mak
  127. softmmu_template.h
  128. spice-qemu-char.c
  129. tcg-runtime.c
  130. tci.c
  131. thunk.c
  132. tpm.c
  133. trace-events
  134. translate-all.c
  135. translate-all.h
  136. translate-common.c
  137. user-exec-stub.c
  138. user-exec.c
  139. VERSION
  140. version.rc
  141. vl.c