[rds-devel] [PATCH 2/5] rds: ib: replace spin_lock_irq with spin_lock_irqsave

Santosh Shilimkar santosh.shilimkar at oracle.com
Thu Mar 9 08:50:14 PST 2017


On 3/8/2017 11:26 PM, Zhu Yanjun wrote:
> It is difficult to make sure the state of the interrupt when this
> function is called. As such, it is safer to use spin_lock_irqsave
> than spin_lock_irq.
>
There is no reason to hold irqs  and as such the code path is
safe from irq context. I don't see need of this change unless
you have test case which showed some issue.

Regards,
Santosh



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