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vdso: Introduce vdso/page.h

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The VDSO implementation includes headers from outside of the
vdso/ namespace.

Introduce vdso/page.h to make sure that the generic library
uses only the allowed namespace.

Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> # m68k
Link: https://lore.kernel.org/all/20241014151340.1639555-3-vincenzo.frascino@arm.com
This commit is contained in:
Vincenzo Frascino
2024-10-14 16:13:39 +01:00
committed by Thomas Gleixner
parent 8fd236b00f
commit efe8419ae7
23 changed files with 60 additions and 109 deletions
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11
arch/s390/include/asm/page.h
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@@ -11,14 +11,11 @@
#include <linux/const.h>
#include <asm/types.h>
#define _PAGE_SHIFT CONFIG_PAGE_SHIFT
#define _PAGE_SIZE (_AC(1, UL) << _PAGE_SHIFT)
#define _PAGE_MASK (~(_PAGE_SIZE - 1))
#include <vdso/page.h>
/* PAGE_SHIFT determines the page size */
#define PAGE_SHIFT _PAGE_SHIFT
#define PAGE_SIZE _PAGE_SIZE
#define PAGE_MASK _PAGE_MASK
#define _PAGE_SHIFT PAGE_SHIFT
#define _PAGE_SIZE PAGE_SIZE
#define _PAGE_MASK PAGE_MASK
#define PAGE_DEFAULT_ACC _AC(0, UL)
/* storage-protection override */
#define PAGE_SPO_ACC 9