Displaying 2 results from an estimated 2 matches for "strict_command".
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strict_commands
2023 Jul 16
1
[libnbd PATCH] api: Fix block status assertion under set_strict bypass
...compliant server should not send NBD_REPLY_TYPE_BLOCK_STATUS unless
we successfully negotiated a meta context. And our default strictness
settings refuse to let us send NBD_CMD_BLOCK_STATUS unless we
negotiated a meta context. But when you mix non-default settings
(using nbd_set_strict to disable STRICT_COMMANDS) to send a block
status without having negotiated it, coupled with a non-compliant
server that responds with status anyways, we can then hit the
assertion failure where h->meta_valid is not set during the
REPLY.CHUNK_REPLY.RECV_BS_ENTRIES state.
Demonstration of the assertion failure can be do...
2023 Jul 16
2
[libnbd PATCH] api: Fix block status assertion under set_strict bypass
...uld not send NBD_REPLY_TYPE_BLOCK_STATUS unless
> we successfully negotiated a meta context. And our default strictness
> settings refuse to let us send NBD_CMD_BLOCK_STATUS unless we
> negotiated a meta context. But when you mix non-default settings
> (using nbd_set_strict to disable STRICT_COMMANDS) to send a block
> status without having negotiated it, coupled with a non-compliant
> server that responds with status anyways, we can then hit the
> assertion failure where h->meta_valid is not set during the
> REPLY.CHUNK_REPLY.RECV_BS_ENTRIES state.
>
> Demonstration of t...