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Charlie Shepherd 14b98fdaf3 COW: Speed up writes 
Process a whole sector's worth of COW bits by reading a sector, setting
the bits after skipping any already set bits, then writing it out again.
Make sure we only flush once before writing metadata, and only if we
need to write metadata.

Signed-off-by: Charlie Shepherd <charlie@ctshepherd.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2013-11-29 13:40:36 +01:00
audio
ossaudio: check for oss support in oss_audio_init
2013-11-07 12:26:00 +01:00
backends
rng-egd: offset the point when repeatedly read from the buffer
2013-11-21 17:39:17 +01:00
block
COW: Speed up writes
2013-11-29 13:40:36 +01:00
bsd-user
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default-configs
arm11mpcore: Split off SCU device
2013-11-05 17:47:30 +01:00
disas
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docs
docs/memory.txt: Clarify and expand priority/overlap documentation
2013-11-05 19:59:24 -08:00
dtc @ bc895d6d09
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fpu
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fsdev
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gdb-xml
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hw
PPC: BookE: Make FIT/WDT timers at best millisecond grained
2013-11-25 20:35:12 -08:00
include
qapi: Change BlockDirtyInfo to list
2013-11-29 13:40:36 +01:00
libcacard
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linux-headers
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linux-user
linux-user: Fix stat64 syscall for SPARC64
2013-11-07 07:02:44 +01:00
net
net: fix qemu_flush_queued_packets() in presence of a hub
2013-11-08 17:32:34 +01:00
pc-bios
sun4m: Add FCode ROM for TCX framebuffer
2013-11-21 17:38:52 +01:00
pixman @ 97336fad32
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po
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qapi
qapi: fix memleak by adding implict struct functions in dealloc visitor
2013-11-05 19:58:38 -08:00
qga
qga: Fix two format strings for MinGW
2013-11-25 20:35:28 -08:00
qobject
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qom
qom: Fix memory leak in object_property_set_link()
2013-11-19 10:58:21 +01:00
roms
pseries: Update SLOF firmware image
2013-11-08 04:33:19 +01:00
scripts
Adjust qapi-visit for python-2.4.3
2013-11-11 10:02:21 -05:00
slirp
misc: Spelling and grammar fixes in comments
2013-10-26 13:06:45 +04:00
stubs
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sysconfigs/target
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target-alpha
misc: New spelling fixes in comments
2013-10-26 13:01:57 +04:00
target-arm
target-arm: fix sorting issue of KVM cpreg list
2013-10-31 14:00:16 +01:00
target-cris
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target-i386
Here are a bunch of 1.7-tagged patches that I was afraid
2013-11-25 09:41:24 -08:00
target-lm32
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target-m68k
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target-microblaze
microblaze: At swx, check that the reserved word is unmodified
2013-10-24 22:32:56 +02:00
target-mips
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target-moxie
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target-openrisc
target-openrisc: Correct memory bounds checking for the tlb buffers
2013-11-20 21:47:17 +08:00
target-ppc
spapr: Use DeviceClass::fw_name for device tree CPU node
2013-10-25 23:25:48 +02:00
target-s390x
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target-sh4
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target-sparc
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target-unicore32
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target-xtensa
target-xtensa: add missing DEBUG section to dc233c config
2013-11-08 09:26:07 +04:00
tcg
tcg-ia64: Introduce tcg_opc_bswap64_i
2013-11-18 15:57:59 +10:00
tests
Test coroutine execution order
2013-11-28 10:30:52 +01:00
trace
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ui
curses: fixup SIGWINCH handler mess
2013-11-25 20:36:27 -08:00
util
util/error: Save errno from clobbering
2013-11-28 10:30:52 +01:00
.exrc
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.gitignore
.gitignore: ignore qmp-commands.txt
2013-10-26 13:01:57 +04:00
.gitmodules
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.mailmap
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.travis.yml
.travis.yml: basic compile and check recipes
2013-11-13 15:48:38 +04:00
aio-posix.c
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aio-win32.c
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arch_init.c
migration: drop MADVISE_DONT_NEED for incoming zero pages
2013-11-19 17:23:57 +01:00
async.c
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balloon.c
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block-migration.c
block: per caller dirty bitmap
2013-11-29 13:40:33 +01:00
block.c
qapi: Change BlockDirtyInfo to list
2013-11-29 13:40:36 +01:00
blockdev-nbd.c
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blockdev.c
block/drive-mirror: Reuse backing HD for sync=none
2013-11-27 07:53:32 -08:00
blockjob.c
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bt-host.c
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bt-vhci.c
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Changelog
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CODING_STYLE
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configure
pc very last minute fixes for 1.7
2013-11-25 09:49:43 -08:00
COPYING
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COPYING.LIB
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coroutine-gthread.c
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coroutine-sigaltstack.c
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coroutine-ucontext.c
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coroutine-win32.c
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cpu-exec.c
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cpus.c
timers: fix stop/cont with -icount
2013-11-06 21:47:05 -08:00
cputlb.c
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device_tree.c
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device-hotplug.c
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disas.c
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dma-helpers.c
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dump.c
dump-guest-memory: Check for the correct return value
2013-10-25 23:25:48 +02:00
exec.c
pci, pc, virtio bug fixes
2013-11-13 11:48:35 -08:00
gdbstub.c
vl: allow "cont" from panicked state
2013-11-04 15:39:41 +02:00
HACKING
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hmp-commands.hx
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hmp.c
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hmp.h
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iohandler.c
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ioport.c
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kvm-all.c
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kvm-stub.c
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LICENSE
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main-loop.c
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MAINTAINERS
MAINTAINERS: add block driver sub-maintainers
2013-11-15 13:37:48 +01:00
Makefile
sun4m: Add FCode ROM for TCX framebuffer
2013-11-21 17:38:52 +01:00
Makefile.objs
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Makefile.target
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memory_mapping.c
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memory.c
pci, pc, acpi fixes, enhancements
2013-10-31 16:58:32 +01:00
migration-exec.c
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migration-fd.c
…
migration-rdma.c
…
migration-tcp.c
…
migration-unix.c
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migration.c
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monitor.c
Merge remote-tracking branch 'agraf/ppc-for-upstream' into staging
2013-10-31 17:01:12 +01:00
nbd.c
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os-posix.c
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os-win32.c
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page_cache.c
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qapi-schema.json
qapi: Change BlockDirtyInfo to list
2013-11-29 13:40:36 +01:00
qdev-monitor.c
qdev-monitor: Inline qdev_init() for device_add
2013-11-05 18:06:51 +01:00
qdict-test-data.txt
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qemu-bridge-helper.c
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qemu-char.c
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qemu-coroutine-io.c
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qemu-coroutine-lock.c
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qemu-coroutine-sleep.c
coroutine: add co_aio_sleep_ns() to allow sleep in block drivers
2013-10-30 12:22:09 +01:00
qemu-coroutine.c
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qemu-doc.texi
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qemu-img-cmds.hx
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qemu-img.c
qemu-img: conditionally zero out target on convert
2013-11-28 10:30:52 +01:00
qemu-img.texi
qemu-img: add support for fully allocated images
2013-11-28 10:30:52 +01:00
qemu-io-cmds.c
block: add flags to bdrv_*_write_zeroes
2013-11-28 10:30:51 +01:00
qemu-io.c
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qemu-log.c
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qemu-nbd.c
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qemu-nbd.texi
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qemu-options-wrapper.h
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qemu-options.h
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qemu-options.hx
doc: fix hardcoded helper path
2013-11-18 13:45:10 +02:00
qemu-seccomp.c
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qemu-tech.texi
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qemu-timer.c
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qemu.nsi
nsis: Improved support for parallel installation of 32 and 64 bit code
2013-11-07 07:02:44 +01:00
qemu.sasl
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qmp-commands.hx
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qmp.c
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qtest.c
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readline.c
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README
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rules.mak
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savevm.c
The calculation of bytes_xfer in qemu_put_buffer() is wrong
2013-11-20 12:16:04 +01:00
spice-qemu-char.c
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tcg-runtime.c
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tci.c
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thread-pool.c
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thunk.c
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tpm.c
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trace-events
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translate-all.c
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translate-all.h
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user-exec.c
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VERSION
Open 2.0 development tree
2013-11-27 14:02:45 -08:00
version.rc
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vl.c
Merge remote-tracking branch 'mjt/trivial-patches' into staging
2013-11-19 12:59:26 -08:00
xbzrle.c
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xen-all.c
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xen-mapcache.c
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xen-stub.c
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README 

Read the documentation in qemu-doc.html or on http://wiki.qemu-project.org

- QEMU team
Description
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Readme 404 MiB
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