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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2008-09-26 13:32:22 -0400
committerIngo Molnar <mingo@elte.hu>2008-09-30 06:35:46 -0400
commit734b05b10e51d4ba38c8fc3ee02e846aab09eedf (patch)
treef9d98cdeb64e2077a77fb8f65b4ab7e331b6fca9 /lib
parent61270708ecf1cda148e84fbf6e0703ee5aa81814 (diff)
futex: use fast_gup()
Change the get_user_pages() call with fast_gup() which doesn't require holding the mmap_sem thereby removing the mmap_sem from all fast paths. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
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