[PATCH 03/11] block: check BLK_FEAT_POLL under q_usage_count

[Ming Lei]

On Thu, Jan 09, 2025 at 06:57:24AM +0100, Christoph Hellwig wrote:
> Otherwise feature reconfiguration can race with I/O submission.
> 
> Also drop the bio_clear_polled in the error path, as the flag does not
> matter for instant error completions, it is a left over from when we
> allowed polled I/O to proceed unpolled in this case.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Reviewed-by: Ming Lei <ming.lei at redhat.com>

Thanks,
Ming