From 1d94558cb3dc19c819f1a74a47975b8a710366e2 Mon Sep 17 00:00:00 2001 From: Peter Kjellerstedt Date: Thu, 23 Feb 2006 15:11:29 +0000 Subject: Allow MMAP2_PAGE_SHIFT to be specified by the architecture specific header files. --- ldso/include/dl-syscall.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'ldso') diff --git a/ldso/include/dl-syscall.h b/ldso/include/dl-syscall.h index 8f8c64a30..0c0687131 100644 --- a/ldso/include/dl-syscall.h +++ b/ldso/include/dl-syscall.h @@ -150,8 +150,15 @@ static inline _syscall6(void *, _dl_mmap, void *, start, size_t, length, # 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) { -- cgit v1.2.3