diff options
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2007-05-18 00:46:13 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-06-06 19:34:32 +0100 |
| commit | 8676d2e0244cbef294c7d9ad6e50048f9dfba9e0 (patch) | |
| tree | 83cfb1392fc17f58494d9ef9f46d0e4f1f7d45ad /arch | |
| parent | fbd5604d56c4543457aeae6dda69c9b8a1405474 (diff) | |
| download | lwn-8676d2e0244cbef294c7d9ad6e50048f9dfba9e0.tar.gz lwn-8676d2e0244cbef294c7d9ad6e50048f9dfba9e0.zip | |
[MIPS] Fix some system calls with long long arguments
* O32 fadvise64() pass long long arguments by register pairs. Add
sys32 version for 64 bit kernel.
* N32 readahead() can pass a long long argument by one register. No
need to use sys32_readahead.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/linux32.c | 10 | ||||
| -rw-r--r-- | arch/mips/kernel/scall64-n32.S | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/scall64-o32.S | 2 |
3 files changed, 12 insertions, 2 deletions
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 37849edd0645..06e04da211d5 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -556,6 +556,16 @@ asmlinkage long sys32_sync_file_range(int fd, int __pad, flags); } +asmlinkage long sys32_fadvise64_64(int fd, int __pad, + unsigned long a2, unsigned long a3, + unsigned long a4, unsigned long a5, + int flags) +{ + return sys_fadvise64_64(fd, + merge_64(a2, a3), merge_64(a4, a5), + flags); +} + save_static_function(sys32_clone); __attribute_used__ noinline static int _sys32_clone(nabi_no_regargs struct pt_regs regs) diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 6eac28337423..1631035ffc24 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -299,7 +299,7 @@ EXPORT(sysn32_call_table) PTR sys_ni_syscall /* res. for afs_syscall */ PTR sys_ni_syscall /* res. for security */ PTR sys_gettid - PTR sys32_readahead + PTR sys_readahead PTR sys_setxattr /* 6180 */ PTR sys_lsetxattr PTR sys_fsetxattr diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 7e74b412a782..2aa99426ac1c 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -459,7 +459,7 @@ sys_call_table: PTR sys_remap_file_pages PTR sys_set_tid_address PTR sys_restart_syscall - PTR sys_fadvise64_64 + PTR sys32_fadvise64_64 PTR compat_sys_statfs64 /* 4255 */ PTR compat_sys_fstatfs64 PTR compat_sys_timer_create |