svn commit: trunk/uClibc/ldso/include
pkj at uclibc.org
pkj at uclibc.org
Thu Feb 23 15:11:30 UTC 2006
Author: pkj
Date: 2006-02-23 07:11:29 -0800 (Thu, 23 Feb 2006)
New Revision: 14237
Log:
Allow MMAP2_PAGE_SHIFT to be specified by the architecture specific
header files.
Modified:
trunk/uClibc/ldso/include/dl-syscall.h
Changeset:
Modified: trunk/uClibc/ldso/include/dl-syscall.h
===================================================================
--- trunk/uClibc/ldso/include/dl-syscall.h 2006-02-23 14:58:37 UTC (rev 14236)
+++ trunk/uClibc/ldso/include/dl-syscall.h 2006-02-23 15:11:29 UTC (rev 14237)
@@ -150,8 +150,15 @@
# define __NR___syscall_mmap2 __NR_mmap2
static inline _syscall6(__ptr_t, __syscall_mmap2, __ptr_t, addr, size_t, len,
int, prot, int, flags, int, fd, off_t, offset);
-/* always 12, even on architectures where PAGE_SHIFT != 12 */
+
+/* Some architectures always use 12 as page shift for mmap2() eventhough the
+ * real PAGE_SHIFT != 12. Other architectures use the same value as
+ * PAGE_SHIFT...
+ */
+#ifndef MMAP2_PAGE_SHIFT
# define MMAP2_PAGE_SHIFT 12
+#endif
+
static inline void * _dl_mmap(void * addr, unsigned long size, int prot,
int flags, int fd, unsigned long offset)
{
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