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qemu-android / qemu-android / 7285477ab11831b1cf56e45878a89170dd06d9b9
commit7285477ab11831b1cf56e45878a89170dd06d9b9[log] [tgz]
authorPaolo Bonzini <pbonzini@redhat.com>Fri Sep 16 16:40:04 2011 +0200
committerKevin Wolf <kwolf@redhat.com>Tue Sep 20 12:27:43 2011 +0200
treedf170949e1a3e643970ef085578943fc5a8205e8
parent103b40f51e4012b3b0ad20f615562a1806d7f49a [diff]
scsi-disk: lazily allocate bounce buffer

It will not be needed for reads and writes if the HBA provides a sglist.
In addition, this lets scsi-disk refuse commands with an excessive
allocation length, as well as limit memory on usual well-behaved guests.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
1 file changed
tree: df170949e1a3e643970ef085578943fc5a8205e8
  1. audio/
  2. block/
  3. bsd-user/
  4. darwin-user/
  5. default-configs/
  6. docs/
  7. fpu/
  8. fsdev/
  9. gdb-xml/
  10. hw/
  11. libcacard/
  12. linux-headers/
  13. linux-user/
  14. net/
  15. pc-bios/
  16. qapi/
  17. qga/
  18. QMP/
  19. roms/
  20. scripts/
  21. slirp/
  22. sysconfigs/
  23. target-alpha/
  24. target-arm/
  25. target-cris/
  26. target-i386/
  27. target-lm32/
  28. target-m68k/
  29. target-microblaze/
  30. target-mips/
  31. target-ppc/
  32. target-s390x/
  33. target-sh4/
  34. target-sparc/
  35. target-unicore32/
  36. target-xtensa/
  37. tcg/
  38. tests/
  39. trace/
  40. ui/
  41. .gitignore
  42. .gitmodules
  43. a.out.h
  44. acl.c
  45. acl.h
  46. aes.c
  47. aes.h
  48. aio.c
  49. alpha-dis.c
  50. alpha.ld
  51. arch_init.c
  52. arch_init.h
  53. arm-dis.c
  54. arm-semi.c
  55. arm.ld
  56. async.c
  57. balloon.c
  58. balloon.h
  59. bitmap.c
  60. bitmap.h
  61. bitops.c
  62. bitops.h
  63. block-migration.c
  64. block-migration.h
  65. block.c
  66. block.h
  67. block_int.h
  68. blockdev.c
  69. blockdev.h
  70. bswap.h
  71. bt-host.c
  72. bt-host.h
  73. bt-vhci.c
  74. buffered_file.c
  75. buffered_file.h
  76. cache-utils.c
  77. cache-utils.h
  78. Changelog
  79. check-qdict.c
  80. check-qfloat.c
  81. check-qint.c
  82. check-qjson.c
  83. check-qlist.c
  84. check-qstring.c
  85. cmd.c
  86. cmd.h
  87. CODING_STYLE
  88. compatfd.c
  89. compatfd.h
  90. compiler.h
  91. config.h
  92. configure
  93. console.c
  94. console.h
  95. COPYING
  96. COPYING.LIB
  97. coroutine-gthread.c
  98. coroutine-ucontext.c
  99. coroutine-win32.c
  100. cpu-all.h
  101. cpu-common.h
  102. cpu-defs.h
  103. cpu-exec.c
  104. cpus.c
  105. cpus.h
  106. cris-dis.c
  107. cursor.c
  108. cursor_hidden.xpm
  109. cursor_left_ptr.xpm
  110. cutils.c
  111. def-helper.h
  112. device_tree.c
  113. device_tree.h
  114. dis-asm.h
  115. disas.c
  116. disas.h
  117. dma-helpers.c
  118. dma.h
  119. dyngen-exec.h
  120. elf.h
  121. envlist.c
  122. envlist.h
  123. error.c
  124. error.h
  125. error_int.h
  126. exec-all.h
  127. exec-memory.h
  128. exec.c
  129. gdbstub.c
  130. gdbstub.h
  131. gen-icount.h
  132. HACKING
  133. hmp-commands.hx
  134. host-utils.c
  135. host-utils.h
  136. hpet.h
  137. hppa-dis.c
  138. hppa.ld
  139. i386-dis.c
  140. i386.ld
  141. ia64-dis.c
  142. ia64.ld
  143. input.c
  144. iohandler.c
  145. ioport-user.c
  146. ioport.c
  147. ioport.h
  148. iorange.h
  149. iov.c
  150. iov.h
  151. json-lexer.c
  152. json-lexer.h
  153. json-parser.c
  154. json-parser.h
  155. json-streamer.c
  156. json-streamer.h
  157. kvm-all.c
  158. kvm-stub.c
  159. kvm.h
  160. libfdt_env.h
  161. LICENSE
  162. linux-aio.c
  163. m68k-dis.c
  164. m68k-semi.c
  165. m68k.ld
  166. MAINTAINERS
  167. Makefile
  168. Makefile.dis
  169. Makefile.hw
  170. Makefile.objs
  171. Makefile.target
  172. Makefile.user
  173. memory.c
  174. memory.h
  175. microblaze-dis.c
  176. migration-exec.c
  177. migration-fd.c
  178. migration-tcp.c
  179. migration-unix.c
  180. migration.c
  181. migration.h
  182. mips-dis.c
  183. mips.ld
  184. module.c
  185. module.h
  186. monitor.c
  187. monitor.h
  188. nbd.c
  189. nbd.h
  190. net.c
  191. net.h
  192. notify.c
  193. notify.h
  194. os-posix.c
  195. os-win32.c
  196. osdep.c
  197. osdep.h
  198. oslib-posix.c
  199. oslib-win32.c
  200. path.c
  201. pci-ids.txt
  202. pflib.c
  203. pflib.h
  204. poison.h
  205. posix-aio-compat.c
  206. ppc-dis.c
  207. ppc.ld
  208. ppc64.ld
  209. qapi-schema-guest.json
  210. qapi-schema-test.json
  211. qbool.c
  212. qbool.h
  213. qdict-test-data.txt
  214. qdict.c
  215. qdict.h
  216. qemu-aio.h
  217. qemu-barrier.h
  218. qemu-char.c
  219. qemu-char.h
  220. qemu-common.h
  221. qemu-config.c
  222. qemu-config.h
  223. qemu-coroutine-int.h
  224. qemu-coroutine-lock.c
  225. qemu-coroutine.c
  226. qemu-coroutine.h
  227. qemu-doc.texi
  228. qemu-error.c
  229. qemu-error.h
  230. qemu-ga.c
  231. qemu-img-cmds.hx
  232. qemu-img.c
  233. qemu-img.texi
  234. qemu-io.c
  235. qemu-lock.h
  236. qemu-log.h
  237. qemu-nbd.c
  238. qemu-nbd.texi
  239. qemu-objects.h
  240. qemu-option.c
  241. qemu-option.h
  242. qemu-options.h
  243. qemu-options.hx
  244. qemu-os-posix.h
  245. qemu-os-win32.h
  246. qemu-progress.c
  247. qemu-queue.h
  248. qemu-sockets.c
  249. qemu-tech.texi
  250. qemu-thread-posix.c
  251. qemu-thread-posix.h
  252. qemu-thread-win32.c
  253. qemu-thread-win32.h
  254. qemu-thread.h
  255. qemu-timer-common.c
  256. qemu-timer.c
  257. qemu-timer.h
  258. qemu-tool.c
  259. qemu-x509.h
  260. qemu.sasl
  261. qemu_socket.h
  262. qerror.c
  263. qerror.h
  264. qfloat.c
  265. qfloat.h
  266. qint.c
  267. qint.h
  268. qjson.c
  269. qjson.h
  270. qlist.c
  271. qlist.h
  272. qmp-commands.hx
  273. qobject.h
  274. qstring.c
  275. qstring.h
  276. range.h
  277. readline.c
  278. readline.h
  279. README
  280. rules.mak
  281. s390-dis.c
  282. s390.ld
  283. savevm.c
  284. sh4-dis.c
  285. softmmu-semi.h
  286. softmmu_defs.h
  287. softmmu_exec.h
  288. softmmu_header.h
  289. softmmu_template.h
  290. sparc-dis.c
  291. sparc.ld
  292. sparc64.ld
  293. spice-qemu-char.c
  294. sysemu.h
  295. targphys.h
  296. tcg-runtime.c
  297. test-coroutine.c
  298. test-qmp-commands.c
  299. test-visitor.c
  300. thunk.c
  301. thunk.h
  302. TODO
  303. trace-events
  304. translate-all.c
  305. uboot_image.h
  306. usb-bsd.c
  307. usb-linux.c
  308. usb-redir.c
  309. usb-stub.c
  310. user-exec.c
  311. VERSION
  312. version.rc
  313. vgafont.h
  314. vl.c
  315. x86_64.ld
  316. xen-all.c
  317. xen-mapcache.c
  318. xen-mapcache.h
  319. xen-stub.c
  320. xtensa-semi.c