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Re: [libvirt] [PATCH] qemu: Add missing VIR_DOMAIN_BLOCK_COMMIT_DELETE flags

On 08/27/2013 04:47 PM, Peter Krempa wrote:
On 08/27/13 09:53, Alex Jia wrote:
The flag "VIR_DOMAIN_BLOCK_COMMIT_DELETE" is missed by qemuDomainBlockCommit(),
and then will hit error "unsupported flags (0x2) in function
qemuDomainBlockCommit" if users run 'virsh blockcommit' with '--delete' option.

RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=1001475

Signed-off-by: Alex Jia<ajia redhat com>
  src/qemu/qemu_driver.c |    3 ++-
  1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index ed29373..8863124 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -14444,7 +14444,8 @@ qemuDomainBlockCommit(virDomainPtr dom, const char *path, const char *base,
      const char *base_canon = NULL;
      bool clean_access = false;

+                  VIR_DOMAIN_BLOCK_COMMIT_DELETE, -1);

      if (!(vm = qemuDomObjFromDomain(dom)))
          goto cleanup;

The code doesn't seem to support the BLOCK_COMMIT_DELETE flag. It was

Yes, the codes haven't any implementation for BLOCK_COMMIT_DELETE flag now, maybe, only need to raise a friendly error message in here instead
of "unsupported flags (0x2) xxxx".

probably just added as a future expansion. Eric, could you clarify this

NACK to this patch: qemuDomainBlockCommit doesn't mention
VIR_DOMAIN_BLOCK_COMMIT_DELETE anywhere, nor it uses the flags argument
to pass down.

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