diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/um/kernel/syscall.c | |
Diffstat (limited to 'arch/um/kernel/syscall.c')
| -rw-r--r-- | arch/um/kernel/syscall.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c new file mode 100644 index 00000000..c1d0ae06 --- /dev/null +++ b/arch/um/kernel/syscall.c @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) + * Licensed under the GPL + */ + +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/utsname.h> +#include <linux/syscalls.h> +#include <asm/current.h> +#include <asm/mman.h> +#include <asm/uaccess.h> +#include <asm/unistd.h> + +long old_mmap(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, unsigned long offset) +{ + long err = -EINVAL; + if (offset & ~PAGE_MASK) + goto out; + + err = sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT); + out: + return err; +} |
