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virDriverFeatureIsGlobal: Handle VIR_DRV_FEATURE_REMOTE

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VIR_DRV_FEATURE_REMOTE is a special flag which is asserted only when the
connection is remote. All drivers implementing it must return 0 for it
to work. Handle it in the global handler and add a comment why.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Andrea Bolognani <abologna@redhat.com>
This commit is contained in:
Peter Krempa 2022-02-16 13:20:53 +01:00
parent f24a22315b
commit c7f2d0e7b1
1 changed files with 9 additions and 2 deletions
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11
src/driver.c
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@ -333,10 +333,18 @@ virConnectValidateURIPath(const char *uriPath,
*/
bool
virDriverFeatureIsGlobal(virDrvFeature feat,
int *supported G_GNUC_UNUSED)
int *supported)
{
switch (feat) {
/* This is a special case where the generated remote driver dispatcher
* function intercepts this specific flag and returns '1'. Thus any local
* implementation must return 0, so that the return value properly reflects
* whether we are going through the remote driver */
case VIR_DRV_FEATURE_REMOTE:
*supported = 0;
return true;
case VIR_DRV_FEATURE_TYPED_PARAM_STRING:
case VIR_DRV_FEATURE_NETWORK_UPDATE_HAS_CORRECT_ORDER:
case VIR_DRV_FEATURE_FD_PASSING:
@ -350,7 +358,6 @@ virDriverFeatureIsGlobal(virDrvFeature feat,
case VIR_DRV_FEATURE_MIGRATION_DIRECT:
case VIR_DRV_FEATURE_MIGRATION_V1:
case VIR_DRV_FEATURE_PROGRAM_KEEPALIVE:
case VIR_DRV_FEATURE_REMOTE:
case VIR_DRV_FEATURE_REMOTE_CLOSE_CALLBACK:
case VIR_DRV_FEATURE_REMOTE_EVENT_CALLBACK:
default: