summaryrefslogtreecommitdiff
path: root/arch/mips/kernel/scall32-o32.S
diff options
context:
space:
mode:
authorRalf Baechle <ralf@linux-mips.org>2008-07-15 21:44:30 +0400
committerRalf Baechle <ralf@linux-mips.org>2008-07-15 21:44:30 +0400
commit2957c9e61ee9c37e7ebf2c8acab03e073fe942fd (patch)
tree50b4baea3b130ed3e1ef95a9c0f2d2761dd88693 /arch/mips/kernel/scall32-o32.S
parent997288517ec839b7639fcba77111256b13a66000 (diff)
downloadlinux-2957c9e61ee9c37e7ebf2c8acab03e073fe942fd.tar.xz
[MIPS] IRIX: Goodbye and thanks for all the fish
Never terribly functional or popular, plagued by hard to fix bugs the time to say goodbye has more than arrived. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/scall32-o32.S')
-rw-r--r--arch/mips/kernel/scall32-o32.S19
1 files changed, 0 insertions, 19 deletions
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 08a9c5070ea8..c058c0b61a2a 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -34,12 +34,8 @@ NESTED(handle_sys, PT_SIZE, sp)
lw t1, PT_EPC(sp) # skip syscall on return
-#if defined(CONFIG_BINFMT_IRIX)
- sltiu t0, v0, MAX_SYSCALL_NO + 1 # check syscall number
-#else
subu v0, v0, __NR_O32_Linux # check syscall number
sltiu t0, v0, __NR_O32_Linux_syscalls + 1
-#endif
addiu t1, 4 # skip to next instruction
sw t1, PT_EPC(sp)
beqz t0, illegal_syscall
@@ -264,22 +260,14 @@ bad_alignment:
END(sys_sysmips)
LEAF(sys_syscall)
-#if defined(CONFIG_BINFMT_IRIX)
- sltiu v0, a0, MAX_SYSCALL_NO + 1 # check syscall number
-#else
subu t0, a0, __NR_O32_Linux # check syscall number
sltiu v0, t0, __NR_O32_Linux_syscalls + 1
-#endif
sll t1, t0, 3
beqz v0, einval
lw t2, sys_call_table(t1) # syscall routine
-#if defined(CONFIG_BINFMT_IRIX)
- li v1, 4000 # nr of sys_syscall
-#else
li v1, 4000 - __NR_O32_Linux # index of sys_syscall
-#endif
beq t0, v1, einval # do not recurse
/* Some syscalls like execve get their arguments from struct pt_regs
@@ -324,13 +312,6 @@ einval: li v0, -EINVAL
.endm
.macro syscalltable
-#if defined(CONFIG_BINFMT_IRIX)
- mille sys_ni_syscall 0 /* 0 - 999 SVR4 flavour */
- mille sys_ni_syscall 0 /* 1000 - 1999 32-bit IRIX */
- mille sys_ni_syscall 0 /* 2000 - 2999 BSD43 flavour */
- mille sys_ni_syscall 0 /* 3000 - 3999 POSIX flavour */
-#endif
-
sys sys_syscall 8 /* 4000 */
sys sys_exit 1
sys sys_fork 0