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RE: down_spin() implementation

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To: Matthew Wilcox <matthew@...>, Nick Piggin <nickpiggin@...>
Cc: Stephen Rothwell <sfr@...>, <linux-arch@...>, <linux-mm@...>, <linux-kernel@...>
Date: Friday, March 28, 2008 - 5:16 pm

> So it makes little sense to add this to semaphores.  Better to introduce


Could this API sneak into the bottom of one or the other of
linux/include/{spinlock,semaphore}.h ... or should it get its own
spinaphore.h file?

Or should I follow Alan's earlier advice and keep this as an ia64
only thing (since I'll be the only user).

-Tony
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Messages in current thread:
What if a TLB flush needed to sleep?, Luck, Tony, (Tue Mar 25, 4:49 pm)
Re: What if a TLB flush needed to sleep?, Christoph Lameter, (Wed Mar 26, 3:25 pm)
Re: What if a TLB flush needed to sleep?, Thomas Gleixner, (Wed Mar 26, 4:29 pm)
Re: What if a TLB flush needed to sleep?, Christoph Lameter, (Wed Mar 26, 9:19 pm)
Re: What if a TLB flush needed to sleep?, Peter Zijlstra, (Thu Mar 27, 9:20 am)
Re: What if a TLB flush needed to sleep?, Christoph Lameter, (Thu Mar 27, 2:44 pm)
Re: What if a TLB flush needed to sleep?, Peter Zijlstra, (Fri Mar 28, 5:59 am)
Re: What if a TLB flush needed to sleep?, Matthew Wilcox, (Wed Mar 26, 8:32 am)
RE: What if a TLB flush needed to sleep?, Luck, Tony, (Wed Mar 26, 4:29 pm)
down_spin() implementation, Matthew Wilcox, (Thu Mar 27, 10:15 am)
Re: down_spin() implementation, Jens Axboe, (Fri Mar 28, 8:51 am)
Re: down_spin() implementation, Matthew Wilcox, (Fri Mar 28, 9:17 am)
Re: down_spin() implementation, Jens Axboe, (Fri Mar 28, 9:24 am)
Re: down_spin() implementation, Nick Piggin, (Thu Mar 27, 8:01 pm)
Re: down_spin() implementation, Matthew Wilcox, (Fri Mar 28, 8:45 am)
Re: down_spin() implementation, Nick Piggin, (Fri Mar 28, 9:04 pm)
RE: down_spin() implementation, Luck, Tony, (Fri Mar 28, 5:16 pm)
Re: down_spin() implementation, Arnd Bergmann, (Fri Mar 28, 7:48 pm)
Re: down_spin() implementation, Stephen Rothwell, (Fri Mar 28, 12:51 am)
Re: down_spin() implementation, Nick Piggin, (Fri Mar 28, 1:03 am)
Re: down_spin() implementation, Matthew Wilcox, (Fri Mar 28, 8:46 am)
Re: What if a TLB flush needed to sleep?, Jens Axboe, (Thu Mar 27, 4:09 am)
Re: What if a TLB flush needed to sleep?, Alan Cox, (Tue Mar 25, 5:47 pm)
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