Messages in this thread | | | From | Benjamin Herrenschmidt <> | Subject | Re: [RFC] New locking primitive for 2.5 | Date | Fri, 8 Feb 2002 22:40:12 +0100 |
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>Are there architectures out there that absolutely must implement this >with a spinlock? Your suggested API of functions to read/write 64-bit >values atomically would work for such a case, but still I am just >curious.
At least PPC32 can't do that without a spinlock_irq
Ben.
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