Messages in this thread | | | Subject | Re: [patch 9/14] mm: page_state opt | From | Andi Kleen <> | Date | 13 Nov 2005 03:38:59 +0100 |
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Nick Piggin <nickpiggin@yahoo.com.au> writes:
> 9/14 > > -- > SUSE Labs, Novell Inc. > > Optimise page_state manipulations by introducing a direct accessor > to page_state fields without disabling interrupts, in which case > the callers must provide their own locking (either disable interrupts > or not update from interrupt context).
I have a patchkit (which i need to update for the current kernel) which replaces this with local_t. Gives much better code and is much simpler and doesn't require turning off interrupts anywhere.
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