powerpc: implement clear_bit_unlock_is_negative_byte()

Michael Ellerman patch-notifications at ellerman.id.au
Sun Feb 19 22:33:34 AEDT 2017

On Tue, 2017-01-03 at 18:58:28 UTC, Nicholas Piggin wrote:
> Commit b91e1302ad9b8 ("mm: optimize PageWaiters bit use for
> unlock_page()") added a special bitop function to speed up
> unlock_page(). Implement this for powerpc.
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>

Applied to powerpc next, thanks.



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