[PATCH v3 11/15] mm: Add vmalloc_huge_node()
From: peterz@infradead.org
Date: 2023-09-21 18:11:45
Also in:
linux-arch, linux-mm, lkml
To enable node specific hash-tables. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> --- include/linux/vmalloc.h | 1 + mm/vmalloc.c | 7 +++++++ 2 files changed, 8 insertions(+) Index: linux-2.6/include/linux/vmalloc.h ===================================================================
--- linux-2.6.orig/include/linux/vmalloc.h
+++ linux-2.6/include/linux/vmalloc.h@@ -152,6 +152,7 @@ extern void *__vmalloc_node_range(unsign void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_mask, int node, const void *caller) __alloc_size(1); void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __alloc_size(1); +void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node) __alloc_size(1); extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2); extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2);
Index: linux-2.6/mm/vmalloc.c ===================================================================
--- linux-2.6.orig/mm/vmalloc.c
+++ linux-2.6/mm/vmalloc.c@@ -3420,6 +3420,13 @@ void *vmalloc(unsigned long size) } EXPORT_SYMBOL(vmalloc); +void *vmalloc_huge_node(unsigned long size, gfp_t gfp_mask, int node) +{ + return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END, + gfp_mask, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP, + node, __builtin_return_address(0)); +} + /** * vmalloc_huge - allocate virtually contiguous memory, allow huge pages * @size: allocation size