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| author |   Nicholas Piggin <npiggin@gmail.com> | 2019-09-03 01:29:28 +1000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2019-09-05 14:22:40 +1000 |
| commit | fd13daea5f72605a0a7386ebedbb5ff2b2a48da4 (patch) | |
| tree | e836591d82fdc331bc4bddbf11d1faba604d3aa7 /arch/powerpc/mm/book3s64/pgtable.c | |
| parent | powerpc/64s/radix: tidy up TLB flushing code (diff) | |
| download | linux-dev-fd13daea5f72605a0a7386ebedbb5ff2b2a48da4.tar.xz linux-dev-fd13daea5f72605a0a7386ebedbb5ff2b2a48da4.zip | |
powerpc/64s: make mmu_partition_table_set_entry TLB flush optional
No functional change.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190902152931.17840-4-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/mm/book3s64/pgtable.c')
| -rw-r--r-- | arch/powerpc/mm/book3s64/pgtable.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c index c2b87c5ba50b..6fab9c0bbbaf 100644 --- a/arch/powerpc/mm/book3s64/pgtable.c +++ b/arch/powerpc/mm/book3s64/pgtable.c @@ -224,7 +224,7 @@ static void flush_partition(unsigned int lpid, bool radix) } void mmu_partition_table_set_entry(unsigned int lpid, unsigned long dw0, - unsigned long dw1) + unsigned long dw1, bool flush) { unsigned long old = be64_to_cpu(partition_tb[lpid].patb0); @@ -251,7 +251,7 @@ void mmu_partition_table_set_entry(unsigned int lpid, unsigned long dw0, uv_register_pate(lpid, dw0, dw1); pr_info("PATE registered by ultravisor: dw0 = 0x%lx, dw1 = 0x%lx\n", dw0, dw1); - } else { + } else if (flush) { flush_partition(lpid, (old & PATB_HR)); } } |