Re: Can request_irq be called under spinlock?

From: Jeremy Fitzhardinge
Date: Thu Feb 12 2009 - 18:35:37 EST


Thomas Gleixner wrote:
I dont think that proc_mkdir conventions have changed
recently. According to git blame fs/proc/generic.c:

^1da177e (Linus Torvalds 2005-04-16 15:20:36 -0700 580) ent = kmalloc(sizeof(struct proc_dir_entry) + len + 1, GFP_KERNEL);


I think its new that request_irq ends up calling proc_mkdir though. But its moot now anyway; I cleaned up that code, and don't call request_irq under spinlock any more.

J
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