From ad597bd518559f59ede8d01262cdf4467e13282e Mon Sep 17 00:00:00 2001 From: David Mosberger-Tang Date: Wed, 8 Jun 2005 10:45:00 -0700 Subject: [IA64] Fill holes in FIXADDR_USER space with zero pages. This fixes an oops reported by Jason Baron. Signed-off-by: David Mosberger-Tang Signed-off-by: Tony Luck --- include/asm-ia64/pgtable.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h index ea121a00230..fcc9c3344ab 100644 --- a/include/asm-ia64/pgtable.h +++ b/include/asm-ia64/pgtable.h @@ -8,7 +8,7 @@ * This hopefully works with any (fixed) IA-64 page-size, as defined * in . * - * Copyright (C) 1998-2004 Hewlett-Packard Co + * Copyright (C) 1998-2005 Hewlett-Packard Co * David Mosberger-Tang */ @@ -551,7 +551,11 @@ do { \ /* These tell get_user_pages() that the first gate page is accessible from user-level. */ #define FIXADDR_USER_START GATE_ADDR -#define FIXADDR_USER_END (GATE_ADDR + 2*PERCPU_PAGE_SIZE) +#ifdef HAVE_BUGGY_SEGREL +# define FIXADDR_USER_END (GATE_ADDR + 2*PAGE_SIZE) +#else +# define FIXADDR_USER_END (GATE_ADDR + 2*PERCPU_PAGE_SIZE) +#endif #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY -- cgit v1.2.3