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powerpc/mm/radix: Implement tlb mmu gather flush efficiently
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Wed, 13 Jul 2016 09:36:35 +0000 (15:06 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 1 Aug 2016 01:15:08 +0000 (11:15 +1000)
commit8cb8140c4c93975d7db8fbfd2fd68f7a91f74a5d
tree9772d850ef4dae0b2119863db857129ddc6a3b57tree
parente2985fd9b8de51a24fa290e06c9376a03f9a8924commit | diff
powerpc/mm/radix: Implement tlb mmu gather flush efficiently

Now that we track page size in mmu_gather, we can use address based
tlbie format when doing a tlb_flush(). We don't do this if we are
invalidating the full address space.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/book3s/64/tlbflush-radix.h diff | blob | blame | history
arch/powerpc/mm/tlb-radix.c diff | blob | blame | history
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