Atish Patra 31738ede9b RISC-V: Issue a local tlbflush if possible.
In RISC-V, tlb flush happens via SBI which is expensive. If the local
cpu is the only cpu in cpumask, there is no need to invoke a SBI call.

Just do a local flush and return.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
2019-10-29 11:32:18 -07:00
..
2019-08-30 17:34:00 -07:00
2019-09-20 08:36:47 -07:00