Files · 260a82e524b7f86c12b8e39d4c3f208af95645f7 · Anton / libtcg · GitLab

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raw-posix: implement write_zeroes with MAY_UNMAP for files

Paolo Bonzini authored 11 years ago

Writing zeroes to a file can be done by punching a hole if
MAY_UNMAP is set.

Note that in this case ENOTSUP is not ignored, but makes
the block layer fall back to the generic implementation.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

260a82e5

260a82e5 11 years ago

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aio-posix.c
aio-win32.c
arch_init.c
async.c
balloon.c
block-migration.c
block.c
blockdev-nbd.c
blockdev.c
blockjob.c
bt-host.c
bt-vhci.c
configure
coroutine-gthread.c
coroutine-sigaltstack.c
coroutine-ucontext.c
coroutine-win32.c
cpu-exec.c
cpus.c
cputlb.c
device-hotplug.c
device_tree.c
disas.c
dma-helpers.c
dump.c
exec.c
gdbstub.c
hmp-commands.hx
hmp.c
hmp.h
iohandler.c
ioport.c
kvm-all.c
kvm-stub.c
main-loop.c

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