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block: Add node name to BLOCK_IO_ERROR event

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The event currently only contains the BlockBackend name. However, with
anonymous BlockBackends, this is always the empty string. Add the node
name so that the user can still see which block device caused the event.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Kevin Wolf 2016-09-29 16:47:58 +02:00
parent c5f3014b82
commit 2bf7e10f78
3 changed files with 18 additions and 5 deletions
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5
block/block-backend.c
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@ -1197,8 +1197,9 @@ static void send_qmp_error_event(BlockBackend *blk,
IoOperationType optype;
optype = is_read ? IO_OPERATION_TYPE_READ : IO_OPERATION_TYPE_WRITE;
qapi_event_send_block_io_error(blk_name(blk), optype, action,
blk_iostatus_is_enabled(blk),
qapi_event_send_block_io_error(blk_name(blk),
bdrv_get_node_name(blk_bs(blk)), optype,
action, blk_iostatus_is_enabled(blk),
error == ENOSPC, strerror(error),
&error_abort);
}