tree 30296ba3080113c377d4e9a3c9a1e060bfbfe93b
parent 260a82e524b7f86c12b8e39d4c3f208af95645f7
author Paolo Bonzini <pbonzini@redhat.com> 1385123996 +0100
committer Stefan Hajnoczi <stefanha@redhat.com> 1386080809 +0100

raw-posix: implement write_zeroes with MAY_UNMAP for block devices

See the next commit for the description of the Linux kernel problem
that is worked around in raw_open_common.

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