+ fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs.patch added to mm-nonmm-unstable branch

+ fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: fs/Kconfig: enable HUGETLBFS only if ARCH_SUPPORTS_HUGETLBFS
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Anshuman Khandual <anshuman.khandual@arm.com>
Subject: fs/Kconfig: enable HUGETLBFS only if ARCH_SUPPORTS_HUGETLBFS
Date: Fri, 11 Jul 2025 15:59:34 +0530

Enable HUGETLBFS only when platform subscrbes via ARCH_SUPPORTS_HUGETLBFS.
Hence select ARCH_SUPPORTS_HUGETLBFS on existing x86 and sparc for their
continuing HUGETLBFS support.  While here also just drop existing 'BROKEN'
dependency.

Link: https://lkml.kernel.org/r/20250711102934.2399533-1-anshuman.khandual@arm.com
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Christian Brauner <brauner@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/sparc/Kconfig |    1 +
 arch/x86/Kconfig   |    1 +
 fs/Kconfig         |    2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

--- a/arch/sparc/Kconfig~fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs
+++ a/arch/sparc/Kconfig
@@ -97,6 +97,7 @@ config SPARC64
 	select HAVE_ARCH_AUDITSYSCALL
 	select ARCH_SUPPORTS_ATOMIC_RMW
 	select ARCH_SUPPORTS_DEBUG_PAGEALLOC
+	select ARCH_SUPPORTS_HUGETLBFS
 	select HAVE_NMI
 	select HAVE_REGS_AND_STACK_ACCESS_API
 	select ARCH_USE_QUEUED_RWLOCKS
--- a/arch/x86/Kconfig~fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs
+++ a/arch/x86/Kconfig
@@ -125,6 +125,7 @@ config X86
 	select ARCH_SUPPORTS_ACPI
 	select ARCH_SUPPORTS_ATOMIC_RMW
 	select ARCH_SUPPORTS_DEBUG_PAGEALLOC
+	select ARCH_SUPPORTS_HUGETLBFS
 	select ARCH_SUPPORTS_PAGE_TABLE_CHECK	if X86_64
 	select ARCH_SUPPORTS_NUMA_BALANCING	if X86_64
 	select ARCH_SUPPORTS_KMAP_LOCAL_FORCE_MAP	if NR_CPUS <= 4096
--- a/fs/Kconfig~fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs
+++ a/fs/Kconfig
@@ -249,7 +249,7 @@ config ARCH_SUPPORTS_HUGETLBFS
 
 menuconfig HUGETLBFS
 	bool "HugeTLB file system support"
-	depends on X86 || SPARC64 || ARCH_SUPPORTS_HUGETLBFS || BROKEN
+	depends on ARCH_SUPPORTS_HUGETLBFS
 	depends on (SYSFS || SYSCTL)
 	select MEMFD_CREATE
 	select PADATA if SMP
_

Patches currently in -mm which might be from anshuman.khandual@arm.com are

fs-kconfig-enable-hugetlbfs-only-if-arch_supports_hugetlbfs.patch