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Date:   Thu, 11 Mar 2010 09:25:43 -0800
From:   David Daney <ddaney@caviumnetworks.com>
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To:     Mikael Starvik <mikael.starvik@axis.com>
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Subject: Re: MIPS raw_local_irq_restore flags
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On 03/11/2010 06:59 AM, Mikael Starvik wrote:
> For the common case CONFIG_CPU_MIPSR2&&  CONFIG_IRQ_CPU raw_local_irq_restore_flags is defined as:
>
> "       beqz    \\flags, 1f                                     \n"
> "       di                                                      \n"
> "       ei                                                      \n"
> "1:                                                             \n"
>
> Doesn't this imply that you can't do recursive local_irq_save() (with different locks ofcourse)?
>

No.  In fact local_irq_save() is intentionally designed to be used 
'recursively'.

David Daney