Message ID | 20230624060321.3401504-1-samuel.holland@sifive.com |
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State | New |
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Series |
riscv: Select HAVE_ARCH_USERFAULTFD_MINOR
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Commit Message
Samuel Holland
June 24, 2023, 6:03 a.m. UTC
This allocates the VM flag needed to support the userfaultfd minor fault
functionality. Because the flag bit is >= bit 32, it can only be enabled
for 64-bit kernels. See commit 7677f7fd8be7 ("userfaultfd: add minor
fault registration mode") for more information.
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
---
arch/riscv/Kconfig | 1 +
1 file changed, 1 insertion(+)
Comments
Hello: This patch was applied to riscv/linux.git (for-next) by Palmer Dabbelt <palmer@rivosinc.com>: On Fri, 23 Jun 2023 23:03:20 -0700 you wrote: > This allocates the VM flag needed to support the userfaultfd minor fault > functionality. Because the flag bit is >= bit 32, it can only be enabled > for 64-bit kernels. See commit 7677f7fd8be7 ("userfaultfd: add minor > fault registration mode") for more information. > > Signed-off-by: Samuel Holland <samuel.holland@sifive.com> > > [...] Here is the summary with links: - riscv: Select HAVE_ARCH_USERFAULTFD_MINOR https://git.kernel.org/riscv/c/a2492ca86c98 You are awesome, thank you!
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 5966ad97c30c..21e864fa93db 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -97,6 +97,7 @@ config RISCV select HAVE_ARCH_THREAD_STRUCT_WHITELIST select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_TRANSPARENT_HUGEPAGE if 64BIT && MMU + select HAVE_ARCH_USERFAULTFD_MINOR if 64BIT && USERFAULTFD select HAVE_ARCH_VMAP_STACK if MMU && 64BIT select HAVE_ASM_MODVERSIONS select HAVE_CONTEXT_TRACKING_USER