auto import from //depot/cupcake/@135843

libc/kernel/common/asm-generic/pgtable-nopud.h

@@ -0,0 +1,39 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _PGTABLE_NOPUD_H
+#define _PGTABLE_NOPUD_H
+
+#ifndef __ASSEMBLY__
+
+#define __PAGETABLE_PUD_FOLDED
+
+typedef struct { pgd_t pgd; } pud_t;
+
+#define PUD_SHIFT PGDIR_SHIFT
+#define PTRS_PER_PUD 1
+#define PUD_SIZE (1UL << PUD_SHIFT)
+#define PUD_MASK (~(PUD_SIZE-1))
+
+#define pud_ERROR(pud) (pgd_ERROR((pud).pgd))
+#define pgd_populate(mm, pgd, pud) do { } while (0)
+#define set_pgd(pgdptr, pgdval) set_pud((pud_t *)(pgdptr), (pud_t) { pgdval })
+#define pud_val(x) (pgd_val((x).pgd))
+#define __pud(x) ((pud_t) { __pgd(x) } )
+#define pgd_page(pgd) (pud_page((pud_t){ pgd }))
+#define pgd_page_kernel(pgd) (pud_page_kernel((pud_t){ pgd }))
+#define pud_alloc_one(mm, address) NULL
+#define pud_free(x) do { } while (0)
+#define __pud_free_tlb(tlb, x) do { } while (0)
+#undef pud_addr_end
+#define pud_addr_end(addr, end) (end)
+#endif
+#endif