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qemu / qemu / f41388e0fb04feded9ee09d5e20d7516e700472e
commitf41388e0fb04feded9ee09d5e20d7516e700472e[log] [tgz]
authorAndrey Shinkevich <andrey.shinkevich@virtuozzo.com>Mon Dec 02 15:15:04 2019 +0300
committerMax Reitz <mreitz@redhat.com>Mon Jan 06 13:43:07 2020 +0100
tree112604906132be667ad6ad85906d5291caa5ae5f
parent1b35b85abb93aa6d40ac237e8be3ae87a20a8d0b [diff]
block: introduce compress filter driver

Allow writing all the data compressed through the filter driver.
The written data will be aligned by the cluster size.
Based on the QEMU current implementation, that data can be written to
unallocated clusters only. May be used for a backup job.

Suggested-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 1575288906-551879-2-git-send-email-andrey.shinkevich@virtuozzo.com
[mreitz: Replace NULL bdrv_get_format_name() by "(no format)"]
Signed-off-by: Max Reitz <mreitz@redhat.com>
3 files changed
tree: 112604906132be667ad6ad85906d5291caa5ae5f
  1. accel/
  2. audio/
  3. authz/
  4. backends/
  5. block/
  6. bsd-user/
  7. chardev/
  8. contrib/
  9. crypto/
  10. default-configs/
  11. disas/
  12. docs/
  13. dump/
  14. fpu/
  15. fsdev/
  16. gdb-xml/
  17. hw/
  18. include/
  19. io/
  20. libdecnumber/
  21. linux-headers/
  22. linux-user/
  23. migration/
  24. monitor/
  25. nbd/
  26. net/
  27. pc-bios/
  28. plugins/
  29. po/
  30. python/
  31. qapi/
  32. qga/
  33. qobject/
  34. qom/
  35. replay/
  36. roms/
  37. scripts/
  38. scsi/
  39. stubs/
  40. target/
  41. tcg/
  42. tests/
  43. trace/
  44. ui/
  45. util/
  46. capstone
  47. dtc
  48. slirp
  49. .cirrus.yml
  50. .dir-locals.el
  51. .editorconfig
  52. .exrc
  53. .gdbinit
  54. .gitignore
  55. .gitlab-ci.yml
  56. .gitmodules
  57. .gitpublish
  58. .mailmap
  59. .patchew.yml
  60. .shippable.yml
  61. .travis.yml
  62. arch_init.c
  63. balloon.c
  64. block.c
  65. blockdev-nbd.c
  66. blockdev.c
  67. blockjob.c
  68. bootdevice.c
  69. Changelog
  70. CODING_STYLE.rst
  71. configure
  72. COPYING
  73. COPYING.LIB
  74. cpus-common.c
  75. cpus.c
  76. device-hotplug.c
  77. device_tree.c
  78. disas.c
  79. dma-helpers.c
  80. exec-vary.c
  81. exec.c
  82. gdbstub.c
  83. gitdm.config
  84. hmp-commands-info.hx
  85. hmp-commands.hx
  86. ioport.c
  87. iothread.c
  88. job-qmp.c
  89. job.c
  90. Kconfig.host
  91. LICENSE
  92. MAINTAINERS
  93. Makefile
  94. Makefile.objs
  95. Makefile.target
  96. memory.c
  97. memory_ldst.inc.c
  98. memory_mapping.c
  99. module-common.c
  100. os-posix.c
  101. os-win32.c
  102. qdev-monitor.c
  103. qemu-bridge-helper.c
  104. qemu-deprecated.texi
  105. qemu-doc.texi
  106. qemu-edid.c
  107. qemu-img-cmds.hx
  108. qemu-img.c
  109. qemu-img.texi
  110. qemu-io-cmds.c
  111. qemu-io.c
  112. qemu-keymap.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.nsi
  122. qemu.sasl
  123. qtest.c
  124. README.rst
  125. replication.c
  126. replication.h
  127. rules.mak
  128. thunk.c
  129. tpm.c
  130. trace-events
  131. VERSION
  132. version.rc
  133. vl.c