| commit | 68662f85f3c3ea8a6fb61586a05955ab51bbb9e6 | [log] [tgz] |
|---|---|---|
| author | Nicholas Piggin <npiggin@gmail.com> | Fri Jun 01 20:01:18 2018 +1000 |
| committer | Michael Ellerman <mpe@ellerman.id.au> | Sun Jun 03 20:40:35 2018 +1000 |
| tree | 546d2ada5dd5d7e9fe1901285f23c9df67d0b224 | |
| parent | f569bd94efc821f485cb4742858fdfe16f03c201 [diff] |
powerpc/64s/radix: prefetch user address in update_mmu_cache Prefetch the faulting address in update_mmu_cache to give the page table walker perhaps 100 cycles head start as locks are dropped and the interrupt completed. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>