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author | Paolo Bonzini <pbonzini@redhat.com> | 2012-11-04 12:43:37 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2012-11-12 14:38:29 +0100 |
commit | e644473445177671ec408dfdec705cf931657998 (patch) | |
tree | 2dcdbfbb181138f0dd378f5f158a313ce11dbf0c /blockdev-nbd.c | |
parent | fc6467eaf22f974620b5dd046afca04e619f9be9 (diff) | |
download | qemu-e644473445177671ec408dfdec705cf931657998.zip qemu-e644473445177671ec408dfdec705cf931657998.tar.gz qemu-e644473445177671ec408dfdec705cf931657998.tar.bz2 |
nbd: force read-only export for read-only devices
This is the desired behavior for HMP, but it is a better choice for QMP as well.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'blockdev-nbd.c')
-rw-r--r-- | blockdev-nbd.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/blockdev-nbd.c b/blockdev-nbd.c index 274fba6..e362572 100644 --- a/blockdev-nbd.c +++ b/blockdev-nbd.c @@ -93,6 +93,13 @@ void qmp_nbd_server_add(const char *device, bool has_writable, bool writable, return; } + if (!has_writable) { + writable = true; + } + if (bdrv_is_read_only(bs)) { + writable = false; + } + exp = nbd_export_new(bs, 0, -1, writable ? 0 : NBD_FLAG_READ_ONLY, nbd_server_put_ref); |