linux-kernel - Re: [PATCH 4/5] scsi: blocking IO when host is blocked

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Message-ID: <032dfbdc-bf8d-4ecc-dde3-162162be77ac@acm.org>
Date:   Mon, 27 Mar 2023 14:37:48 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Ye Bin <yebin@...weicloud.com>, jejb@...ux.ibm.com,
        martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Ye Bin <yebin10@...wei.com>
Subject: Re: [PATCH 4/5] scsi: blocking IO when host is blocked

On 3/24/23 18:17, Ye Bin wrote:
> +	if (unlikely(scsi_host_blocked(shost)))
> +		goto out_dec_target_busy;
I this check would be moved earlier then the atomic_inc() and 
atomic_dec() of scsi_target(sdev)->target_busy could be skipped.

Thanks,

Bart.