patch-2.4.17 linux/arch/i386/mm/init.c

• Lines: 26
• Date: Fri Dec 21 16:40:32 2001
• Orig file: linux-2.4.16/arch/i386/mm/init.c
• Orig date: Sun Nov 11 18:09:32 2001

diff -Naur -X /home/marcelo/lib/dontdiff linux-2.4.16/arch/i386/mm/init.c linux/arch/i386/mm/init.c
@@ -25,6 +25,7 @@
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/bootmem.h>
+#include <linux/slab.h>
 
 #include <asm/processor.h>
 #include <asm/system.h>
@@ -596,3 +597,17 @@
 	val->mem_unit = PAGE_SIZE;
 	return;
 }
+
+#if defined(CONFIG_X86_PAE)
+struct kmem_cache_s *pae_pgd_cachep;
+void __init pgtable_cache_init(void)
+{
+	/*
+	 * PAE pgds must be 16-byte aligned:
+	 */
+	pae_pgd_cachep = kmem_cache_create("pae_pgd", 32, 0,
+		SLAB_HWCACHE_ALIGN | SLAB_MUST_HWCACHE_ALIGN, NULL, NULL);
+	if (!pae_pgd_cachep)
+		panic("init_pae(): Cannot alloc pae_pgd SLAB cache");
+}
+#endif /* CONFIG_X86_PAE */