lkml.org 
[lkml]   [2004]   [May]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Subject[PATCH] ppc32 implementation of ptep_set_access_flags
From
Date
Here's the ppc32 implementation of ptep_set_access_flags:

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

===== include/asm-ppc/pgtable.h 1.32 vs edited =====
--- 1.32/include/asm-ppc/pgtable.h 2004-05-23 07:56:24 +10:00
+++ edited/include/asm-ppc/pgtable.h 2004-05-26 17:07:35 +10:00
@@ -548,6 +548,16 @@
pte_update(ptep, 0, _PAGE_DIRTY);
}

+#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
+static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry, int dirty)
+{
+ unsigned long bits = pte_val(entry) &
+ (_PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_RW);
+ pte_update(ptep, 0, bits);
+}
+#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \
+ __ptep_set_access_flags(__ptep, __entry, __dirty)
+
/*
* Macro to mark a page protection value as "uncacheable".
*/

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:03    [W:0.272 / U:0.624 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site