diff options
author | David S. Miller <davem@davemloft.net> | 2008-11-18 23:38:23 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-11-18 23:38:23 -0800 |
commit | 198d6ba4d7f48c94f990f4604f0b3d73925e0ded (patch) | |
tree | 56bbdf8ba2553c23c8099da9344a8f1d1aba97ab /arch/sh/mm/mmap.c | |
parent | 9a57f7fabd383920585ed8b74eacd117c6551f2d (diff) | |
parent | 7f0f598a0069d1ab072375965a4b69137233169c (diff) | |
download | op-kernel-dev-198d6ba4d7f48c94f990f4604f0b3d73925e0ded.zip op-kernel-dev-198d6ba4d7f48c94f990f4604f0b3d73925e0ded.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/isdn/i4l/isdn_net.c
fs/cifs/connect.c
Diffstat (limited to 'arch/sh/mm/mmap.c')
-rw-r--r-- | arch/sh/mm/mmap.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c new file mode 100644 index 0000000..8837d51 --- /dev/null +++ b/arch/sh/mm/mmap.c @@ -0,0 +1,31 @@ +/* + * arch/sh/mm/mmap.c + * + * Copyright (C) 2008 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/io.h> +#include <linux/mm.h> +#include <asm/page.h> + +/* + * You really shouldn't be using read() or write() on /dev/mem. This + * might go away in the future. + */ +int valid_phys_addr_range(unsigned long addr, size_t count) +{ + if (addr < __MEMORY_START) + return 0; + if (addr + count > __pa(high_memory)) + return 0; + + return 1; +} + +int valid_mmap_phys_addr_range(unsigned long pfn, size_t size) +{ + return 1; +} |