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tests/qtest: implement stub for VHOST_USER_GET_CONFIG

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We don't implement the full solution because frankly none of the tests
need to at the moment. We may end up re-implementing libvhostuser in
the end.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220802095010.3330793-21-alex.bennee@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Alex Bennée 2022-08-02 10:50:08 +01:00 committed by Michael S. Tsirkin
parent 3bd869f36e
commit ff070f602a
1 changed files with 13 additions and 0 deletions
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13
tests/qtest/vhost-user-test.c
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@ -79,6 +79,8 @@ typedef enum VhostUserRequest {
VHOST_USER_SET_PROTOCOL_FEATURES = 16,
VHOST_USER_GET_QUEUE_NUM = 17,
VHOST_USER_SET_VRING_ENABLE = 18,
VHOST_USER_GET_CONFIG = 24,
VHOST_USER_SET_CONFIG = 25,
VHOST_USER_MAX
} VhostUserRequest;
@ -372,6 +374,17 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
}
break;
case VHOST_USER_GET_CONFIG:
/*
* Treat GET_CONFIG as a NOP and just reply and let the guest
* consider we have updated its memory. Tests currently don't
* require working configs.
*/
msg.flags |= VHOST_USER_REPLY_MASK;
p = (uint8_t *) &msg;
qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size);
break;
case VHOST_USER_SET_PROTOCOL_FEATURES:
/*
* We did set VHOST_USER_F_PROTOCOL_FEATURES so its valid for