Thread (31 messages) flat view 31 messages, 4 authors, 2010-02-18

Re: [PATCH] powerpc/82xx: Convert pci_pic_lock to raw_spinlock

From: Thomas Gleixner <hidden>
Date: 2010-02-18 16:35:45 

On Thu, 18 Feb 2010, Anton Vorontsov wrote:

Interrupt controllers' hooks are executed in the atomic context, so
they are not permitted to sleep (with RT kernels non-raw spinlocks are
sleepable). So, pci_pic_lock has to be a real (non-sleepable) spinlock.

Signed-off-by: Anton Vorontsov <redacted>
Acked-by: Thomas Gleixner <redacted>
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