quorum: Implement .bdrv_co_preadv/pwritev()

This enables byte granularity requests on quorum nodes.

Note that the QMP events emitted by the driver are an external API that
we were careless enough to define as sector based. The offset and length
of requests reported in events are rounded therefore.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
1 file changed
tree: bff889b549460074bc9386c6c513a27458cc1f17
  1. audio/
  2. backends/
  3. block/
  4. bsd-user/
  5. contrib/
  6. crypto/
  7. default-configs/
  8. disas/
  9. docs/
  10. fpu/
  11. fsdev/
  12. gdb-xml/
  13. hw/
  14. include/
  15. io/
  16. libdecnumber/
  17. linux-headers/
  18. linux-user/
  19. migration/
  20. nbd/
  21. net/
  22. pc-bios/
  23. po/
  24. qapi/
  25. qga/
  26. qobject/
  27. qom/
  28. replay/
  29. roms/
  30. scripts/
  31. slirp/
  32. stubs/
  33. target/
  34. tcg/
  35. tests/
  36. trace/
  37. ui/
  38. util/
  39. .dir-locals.el
  40. .exrc
  41. .gitignore
  42. .gitmodules
  43. .mailmap
  44. .travis.yml
  45. accel.c
  46. aio-posix.c
  47. aio-win32.c
  48. arch_init.c
  49. async.c
  50. atomic_template.h
  51. balloon.c
  52. block.c
  53. blockdev-nbd.c
  54. blockdev.c
  55. blockjob.c
  56. bootdevice.c
  57. bt-host.c
  58. bt-vhci.c
  59. Changelog
  60. CODING_STYLE
  61. configure
  62. COPYING
  63. COPYING.LIB
  64. cpu-exec-common.c
  65. cpu-exec.c
  66. cpus-common.c
  67. cpus.c
  68. cputlb.c
  69. device-hotplug.c
  70. device_tree.c
  71. disas.c
  72. dma-helpers.c
  73. dump.c
  74. exec.c
  75. gdbstub.c
  76. HACKING
  77. hmp-commands-info.hx
  78. hmp-commands.hx
  79. hmp.c
  80. hmp.h
  81. iohandler.c
  82. ioport.c
  83. iothread.c
  84. kvm-all.c
  85. kvm-stub.c
  86. LICENSE
  87. main-loop.c
  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. page_cache.c
  101. qapi-schema.json
  102. qdev-monitor.c
  103. qdict-test-data.txt
  104. qemu-bridge-helper.c
  105. qemu-char.c
  106. qemu-doc.texi
  107. qemu-ga.texi
  108. qemu-img-cmds.hx
  109. qemu-img.c
  110. qemu-img.texi
  111. qemu-io-cmds.c
  112. qemu-io.c
  113. qemu-nbd.c
  114. qemu-nbd.texi
  115. qemu-option-trace.texi
  116. qemu-options-wrapper.h
  117. qemu-options.h
  118. qemu-options.hx
  119. qemu-seccomp.c
  120. qemu-tech.texi
  121. qemu-timer.c
  122. qemu.nsi
  123. qemu.sasl
  124. qmp.c
  125. qtest.c
  126. README
  127. replication.c
  128. replication.h
  129. rules.mak
  130. softmmu_template.h
  131. spice-qemu-char.c
  132. tcg-runtime.c
  133. tci.c
  134. thread-pool.c
  135. thunk.c
  136. tpm.c
  137. trace-events
  138. translate-all.c
  139. translate-all.h
  140. translate-common.c
  141. user-exec.c
  142. VERSION
  143. version.rc
  144. vl.c
  145. xen-common-stub.c
  146. xen-common.c
  147. xen-hvm-stub.c
  148. xen-hvm.c
  149. xen-mapcache.c