Re: [PATCH] riscv: enable HAVE_ARCH_HUGE_VMAP for XIP kernel

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Hi Nam,

On 26/05/2024 13:01, Nam Cao wrote:
HAVE_ARCH_HUGE_VMAP also works on XIP kernel, so remove its dependency on
!XIP_KERNEL.

This also fixes a boot problem for XIP kernel introduced by the commit in
"Fixes:". This commit used huge page mapping for vmemmap, but huge page
vmap was not enabled for XIP kernel.

Fixes: ff172d4818ad ("riscv: Use hugepage mappings for vmemmap")
Signed-off-by: Nam Cao <namcao@xxxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
---
This patch replaces:
https://patchwork.kernel.org/project/linux-riscv/patch/20240508173116.2866192-1-namcao@xxxxxxxxxxxxx/

  arch/riscv/Kconfig | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index b94176e25be1..0525ee2d63c7 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -106,7 +106,7 @@ config RISCV
  	select HAS_IOPORT if MMU
  	select HAVE_ARCH_AUDITSYSCALL
  	select HAVE_ARCH_HUGE_VMALLOC if HAVE_ARCH_HUGE_VMAP
-	select HAVE_ARCH_HUGE_VMAP if MMU && 64BIT && !XIP_KERNEL
+	select HAVE_ARCH_HUGE_VMAP if MMU && 64BIT
  	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
  	select HAVE_ARCH_JUMP_LABEL_RELATIVE if !XIP_KERNEL
  	select HAVE_ARCH_KASAN if MMU && 64BIT


Great, thanks!

Reviewed-by: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>

Alex





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