s390x/kvm: hw debugging support via guest PER facility

This patch makes use of the hw debugging support in kvm (provided by the guest's
PER facility) on s390. It enables the following features, available using the
gdbserver:
- single-stepping
- hw breakpoints
- hw watchpoints

Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
3 files changed
tree: 719d8a98fce82f05a422ba922efde03833c16564
  1. .exrc
  2. .gitignore
  3. .gitmodules
  4. .mailmap
  5. .travis.yml
  6. CODING_STYLE
  7. COPYING
  8. COPYING.LIB
  9. Changelog
  10. HACKING
  11. LICENSE
  12. MAINTAINERS
  13. Makefile
  14. Makefile.objs
  15. Makefile.target
  16. README
  17. VERSION
  18. aio-posix.c
  19. aio-win32.c
  20. arch_init.c
  21. async.c
  22. audio/
  23. backends/
  24. balloon.c
  25. block-migration.c
  26. block.c
  27. block/
  28. blockdev-nbd.c
  29. blockdev.c
  30. blockjob.c
  31. bsd-user/
  32. bt-host.c
  33. bt-vhci.c
  34. configure
  35. coroutine-gthread.c
  36. coroutine-sigaltstack.c
  37. coroutine-ucontext.c
  38. coroutine-win32.c
  39. cpu-exec.c
  40. cpus.c
  41. cputlb.c
  42. default-configs/
  43. device-hotplug.c
  44. device_tree.c
  45. disas.c
  46. disas/
  47. dma-helpers.c
  48. docs/
  49. dump.c
  50. exec.c
  51. fpu/
  52. fsdev/
  53. gdb-xml/
  54. gdbstub.c
  55. hmp-commands.hx
  56. hmp.c
  57. hmp.h
  58. hw/
  59. include/
  60. iohandler.c
  61. ioport.c
  62. iothread.c
  63. kvm-all.c
  64. kvm-stub.c
  65. libcacard/
  66. linux-headers/
  67. linux-user/
  68. main-loop.c
  69. memory.c
  70. memory_mapping.c
  71. migration-exec.c
  72. migration-fd.c
  73. migration-rdma.c
  74. migration-tcp.c
  75. migration-unix.c
  76. migration.c
  77. module-common.c
  78. monitor.c
  79. nbd.c
  80. net/
  81. os-posix.c
  82. os-win32.c
  83. page_cache.c
  84. pc-bios/
  85. po/
  86. qapi-schema.json
  87. qapi/
  88. qdev-monitor.c
  89. qdict-test-data.txt
  90. qemu-bridge-helper.c
  91. qemu-char.c
  92. qemu-coroutine-io.c
  93. qemu-coroutine-lock.c
  94. qemu-coroutine-sleep.c
  95. qemu-coroutine.c
  96. qemu-doc.texi
  97. qemu-file.c
  98. qemu-img-cmds.hx
  99. qemu-img.c
  100. qemu-img.texi
  101. qemu-io-cmds.c
  102. qemu-io.c
  103. qemu-log.c
  104. qemu-nbd.c
  105. qemu-nbd.texi
  106. qemu-options-wrapper.h
  107. qemu-options.h
  108. qemu-options.hx
  109. qemu-seccomp.c
  110. qemu-tech.texi
  111. qemu-timer.c
  112. qemu.nsi
  113. qemu.sasl
  114. qga/
  115. qmp-commands.hx
  116. qmp.c
  117. qobject/
  118. qom/
  119. qtest.c
  120. roms/
  121. rules.mak
  122. savevm.c
  123. scripts/
  124. slirp/
  125. spice-qemu-char.c
  126. stubs/
  127. sysconfigs/
  128. target-alpha/
  129. target-arm/
  130. target-cris/
  131. target-i386/
  132. target-lm32/
  133. target-m68k/
  134. target-microblaze/
  135. target-mips/
  136. target-moxie/
  137. target-openrisc/
  138. target-ppc/
  139. target-s390x/
  140. target-sh4/
  141. target-sparc/
  142. target-unicore32/
  143. target-xtensa/
  144. tcg-runtime.c
  145. tcg/
  146. tci.c
  147. tests/
  148. thread-pool.c
  149. thunk.c
  150. tpm.c
  151. trace-events
  152. trace/
  153. translate-all.c
  154. translate-all.h
  155. ui/
  156. user-exec.c
  157. util/
  158. version.rc
  159. vl.c
  160. vmstate.c
  161. xbzrle.c
  162. xen-common-stub.c
  163. xen-common.c
  164. xen-hvm-stub.c
  165. xen-hvm.c
  166. xen-mapcache.c