From: Björn Töpel <bjorn@rivosinc.com>
Date: Wed, 5 Jun 2024 11:40:54 +0000 (+0200)
Subject: riscv: Enable DAX VMEMMAP optimization
X-Git-Tag: v6.11-rc1~94^2~7^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4705c1571ad39d9469321d2817faf4c4b78ddffb;p=thirdparty%2Fkernel%2Flinux.git

riscv: Enable DAX VMEMMAP optimization

Now that DAX is usable, enable the DAX VMEMMAP optimization as well.

Signed-off-by: Björn Töpel <bjorn@rivosinc.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link: https://lore.kernel.org/r/20240605114100.315918-12-bjorn@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
---

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index c7e7e568dd013..e6d589c47acc5 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -73,6 +73,7 @@ config RISCV
 	select ARCH_WANT_GENERAL_HUGETLB if !RISCV_ISA_SVNAPOT
 	select ARCH_WANT_HUGE_PMD_SHARE if 64BIT
 	select ARCH_WANT_LD_ORPHAN_WARN if !XIP_KERNEL
+	select ARCH_WANT_OPTIMIZE_DAX_VMEMMAP
 	select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP
 	select ARCH_WANTS_NO_INSTR
 	select ARCH_WANTS_THP_SWAP if HAVE_ARCH_TRANSPARENT_HUGEPAGE