linux-kernel - Re: [PATCH v8 1/7] ata: libata-sata: Factor out NCQ Priority configuration helpers

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Message-ID: <ZfB2xrTOuNrrl2Q8@ryzen>
Date: Tue, 12 Mar 2024 16:37:42 +0100
From: Niklas Cassel <cassel@...nel.org>
To: Igor Pylypiv <ipylypiv@...gle.com>
Cc: Damien Le Moal <dlemoal@...nel.org>,
	John Garry <john.g.garry@...cle.com>,
	Jason Yan <yanaijie@...wei.com>,
	"James E.J. Bottomley" <jejb@...ux.ibm.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Jack Wang <jinpu.wang@...ud.ionos.com>,
	Hannes Reinecke <hare@...e.de>,
	Xiang Chen <chenxiang66@...ilicon.com>,
	Artur Paszkiewicz <artur.paszkiewicz@...el.com>,
	Bart Van Assche <bvanassche@....org>,
	TJ Adams <tadamsjr@...gle.com>, linux-ide@...r.kernel.org,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 1/7] ata: libata-sata: Factor out NCQ Priority
 configuration helpers

On Thu, Mar 07, 2024 at 01:44:12PM -0800, Igor Pylypiv wrote:
> Export libata NCQ Priority configuration helpers to be reused
> for libsas managed SATA devices.
> 
> Switched locking from spin_lock_irq() to spin_lock_irqsave().
> In the future someone might call these helper functions when interrupts
> are disabled. spin_unlock_irq() could lead to a premature re-enabling
> of interrupts, whereas spin_unlock_irqrestore() restores the interrupt
> state to its condition prior to the spin_lock_irqsave() call.
> 
> Acked-by: Damien Le Moal <dlemoal@...nel.org>
> Reviewed-by: Jason Yan <yanaijie@...wei.com>
> Reviewed-by: Hannes Reinecke <hare@...e.de>
> Signed-off-by: Igor Pylypiv <ipylypiv@...gle.com>
> ---

Reviewed-by: Niklas Cassel <cassel@...nel.org>