diff mbox series

[v4,21/27] x86/mm: set ARCH_WANT_SPARSEMEM_VMEMMAP_PREINIT

Message ID 20250218181656.207178-22-fvdl@google.com (mailing list archive)
State New
Headers show
Series hugetlb/CMA improvements for large systems | expand

Commit Message

Frank van der Linden Feb. 18, 2025, 6:16 p.m. UTC 
Now that hugetlb bootmem pages are allocated earlier,
and available for section preinit (HVO-style), set
ARCH_WANT_SPARSEMEM_VMEMMAP_PREINIT for x86_64, so
that is can be done.

This enables pre-HVO on x86_64.

Signed-off-by: Frank van der Linden <fvdl@google.com>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index be2c311f5118..fa0c0059959c 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -146,6 +146,7 @@  config X86
 	select ARCH_WANT_LD_ORPHAN_WARN
 	select ARCH_WANT_OPTIMIZE_DAX_VMEMMAP	if X86_64
 	select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP	if X86_64
+	select ARCH_WANT_SPARSEMEM_VMEMMAP_PREINIT if X86_64
 	select ARCH_WANTS_THP_SWAP		if X86_64
 	select ARCH_HAS_PARANOID_L1D_FLUSH
 	select BUILDTIME_TABLE_SORT