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-rw-r--r--arch/mips/kernel/Makefile1
-rw-r--r--arch/mips/kernel/scall32-o32.S4
-rw-r--r--arch/mips/kernel/scall64-64.S2
-rw-r--r--arch/mips/kernel/setup.c4
-rw-r--r--arch/mips/kernel/smp.c6
-rw-r--r--arch/mips/kernel/unaligned.c8
6 files changed, 14 insertions, 11 deletions
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index d9da7112aaf..b1372c27f13 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -33,6 +33,7 @@ obj-$(CONFIG_CPU_R4X00) += r4k_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_R5000) += r4k_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_R6000) += r6000_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_R5432) += r4k_fpu.o r4k_switch.o
+obj-$(CONFIG_CPU_R5500) += r4k_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_R8000) += r4k_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_RM7000) += r4k_fpu.o r4k_switch.o
obj-$(CONFIG_CPU_RM9000) += r4k_fpu.o r4k_switch.o
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 5e75a316f6b..759f68066b5 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -180,7 +180,7 @@ bad_stack:
* The system call does not exist in this kernel
*/
illegal_syscall:
- li v0, -ENOSYS # error
+ li v0, ENOSYS # error
sw v0, PT_R2(sp)
li t0, 1 # set error flag
sw t0, PT_R7(sp)
@@ -293,7 +293,7 @@ bad_alignment:
jr t2
/* Unreached */
-einval: li v0, -EINVAL
+einval: li v0, -ENOSYS
jr ra
END(sys_syscall)
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 3d58204c9d4..a9e17161899 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -117,7 +117,7 @@ syscall_trace_entry:
illegal_syscall:
/* This also isn't a 64-bit syscall, throw an error. */
- li v0, -ENOSYS # error
+ li v0, ENOSYS # error
sd v0, PT_R2(sp)
li t0, 1 # set error flag
sd t0, PT_R7(sp)
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 16f8edfe5cd..4430a1f8fdf 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -601,8 +601,8 @@ static int __init debugfs_mips(void)
struct dentry *d;
d = debugfs_create_dir("mips", NULL);
- if (IS_ERR(d))
- return PTR_ERR(d);
+ if (!d)
+ return -ENOMEM;
mips_debugfs_dir = d;
return 0;
}
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 7b59cfb7e60..b79ea7055ec 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -163,8 +163,10 @@ static void stop_this_cpu(void *dummy)
* Remove this CPU:
*/
cpu_clear(smp_processor_id(), cpu_online_map);
- local_irq_enable(); /* May need to service _machine_restart IPI */
- for (;;); /* Wait if available. */
+ for (;;) {
+ if (cpu_wait)
+ (*cpu_wait)(); /* Wait if available. */
+ }
}
void smp_send_stop(void)
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c
index c327b21bca8..20709669e59 100644
--- a/arch/mips/kernel/unaligned.c
+++ b/arch/mips/kernel/unaligned.c
@@ -560,12 +560,12 @@ static int __init debugfs_unaligned(void)
return -ENODEV;
d = debugfs_create_u32("unaligned_instructions", S_IRUGO,
mips_debugfs_dir, &unaligned_instructions);
- if (IS_ERR(d))
- return PTR_ERR(d);
+ if (!d)
+ return -ENOMEM;
d = debugfs_create_u32("unaligned_action", S_IRUGO | S_IWUSR,
mips_debugfs_dir, &unaligned_action);
- if (IS_ERR(d))
- return PTR_ERR(d);
+ if (!d)
+ return -ENOMEM;
return 0;
}
__initcall(debugfs_unaligned);