Alexandre Ghiti 5e22bfd520

riscv: Improve flush_tlb_kernel_range() ...

This function used to simply flush the whole tlb of all harts, be more
subtile and try to only flush the range.

The problem is that we can only use PAGE_SIZE as stride since we don't know
the size of the underlying mapping and then this function will be improved
only if the size of the region to flush is < threshold * PAGE_SIZE.

Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> # On RZ/Five SMARC
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20231030133027.19542-5-alexghiti@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

2023-11-06 07:20:52 -08:00

..

cacheflush.c

riscv: implement the new page table range API

2023-08-24 16:20:23 -07:00

context.c

riscv: mm: use bitmap_zero() API

2023-08-31 00:18:29 -07:00

dma-noncoherent.c

Merge patch series "Add non-coherent DMA support for AX45MP"

2023-09-08 11:24:34 -07:00

extable.c

riscv: extable: fix err reg writing in dedicated uaccess handler

2022-02-08 17:02:47 -08:00

fault.c

mm: drop per-VMA lock when returning VM_FAULT_RETRY or VM_FAULT_COMPLETED

2023-08-24 16:20:17 -07:00

hugetlbpage.c

mm: riscv: fix an unsafe pte read in huge_pte_alloc()

2023-07-05 07:24:17 -07:00

init.c

Merge patch series "riscv: Introduce KASLR"

2023-09-08 11:25:13 -07:00

kasan_init.c

RISC-V Patches for the 6.6 Merge Window, Part 1

2023-09-01 08:09:48 -07:00

Makefile

riscv: mm: stub extable related functions/macros for !MMU

2023-06-14 07:17:45 -07:00

pageattr.c

mm: enable page walking API to lock vmas during the walk

2023-08-21 13:07:20 -07:00

pgtable.c

riscv: mm: Implement pmdp_collapse_flush for THP

2023-02-01 20:52:09 -08:00

physaddr.c

riscv: Use PUD/P4D/PGD pages for the linear mapping

2023-04-18 20:43:04 -07:00

pmem.c

riscv: mm: dma-noncoherent: nonstandard cache operations support

2023-09-01 09:08:57 -07:00

ptdump.c

riscv: Fix ptdump when KASAN is enabled

2023-04-19 07:24:53 -07:00

tlbflush.c

riscv: Improve flush_tlb_kernel_range()

2023-11-06 07:20:52 -08:00