diff options
Diffstat (limited to 'arch/tile/kernel/sys.c')
| -rw-r--r-- | arch/tile/kernel/sys.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/arch/tile/kernel/sys.c b/arch/tile/kernel/sys.c index 0427978cea0a..f0f87eab8c39 100644 --- a/arch/tile/kernel/sys.c +++ b/arch/tile/kernel/sys.c @@ -27,11 +27,10 @@ #include <linux/mempolicy.h> #include <linux/binfmts.h> #include <linux/fs.h> -#include <linux/syscalls.h> +#include <linux/compat.h> #include <linux/uaccess.h> #include <linux/signal.h> #include <asm/syscalls.h> - #include <asm/pgtable.h> #include <asm/homecache.h> #include <arch/chip.h> @@ -74,10 +73,7 @@ int sys32_fadvise64_64(int fd, u32 offset_lo, u32 offset_hi, #endif /* 32-bit syscall wrappers */ -/* - * This API uses a 4KB-page-count offset into the file descriptor. - * It is likely not the right API to use on a 64-bit platform. - */ +/* Note: used by the compat code even in 64-bit Linux. */ SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, unsigned long, prot, unsigned long, flags, unsigned long, fd, unsigned long, off_4k) @@ -89,10 +85,7 @@ SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, off_4k >> PAGE_ADJUST); } -/* - * This API uses a byte offset into the file descriptor. - * It is likely not the right API to use on a 32-bit platform. - */ +#ifdef __tilegx__ SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, unsigned long, prot, unsigned long, flags, unsigned long, fd, off_t, offset) @@ -102,6 +95,7 @@ SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, return sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT); } +#endif /* Provide the actual syscall number to call mapping. */ @@ -116,6 +110,10 @@ SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, #define sys_sync_file_range sys_sync_file_range2 #endif +/* + * Note that we can't include <linux/unistd.h> here since the header + * guard will defeat us; <asm/unistd.h> checks for __SYSCALL as well. + */ void *sys_call_table[__NR_syscalls] = { [0 ... __NR_syscalls-1] = sys_ni_syscall, #include <asm/unistd.h> |