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authorRalf Baechle <ralf@linux-mips.org>2006-04-05 09:45:47 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-04-19 04:14:28 +0200
commitf088fc84f94c1a36943e28ad704a9a740a35f877 (patch)
tree309add2d3fe666920a681985c36d55f731df9922 /arch/mips/kernel/scall32-o32.S
parent41c594ab65fc89573af296d192aa5235d09717ab (diff)
[MIPS] FPU affinity for MT ASE.
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.S11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 4e36b87be1e..a0ac0e5f61a 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -569,8 +569,19 @@ einval: li v0, -EINVAL
sys sys_tkill 2
sys sys_sendfile64 5
sys sys_futex 6
+#ifdef CONFIG_MIPS_MT_FPAFF
+ /*
+ * For FPU affinity scheduling on MIPS MT processors, we need to
+ * intercept sys_sched_xxxaffinity() calls until we get a proper hook
+ * in kernel/sched.c. Considered only temporary we only support these
+ * hooks for the 32-bit kernel - there is no MIPS64 MT processor atm.
+ */
+ sys mipsmt_sys_sched_setaffinity 3
+ sys mipsmt_sys_sched_getaffinity 3
+#else
sys sys_sched_setaffinity 3
sys sys_sched_getaffinity 3 /* 4240 */
+#endif /* CONFIG_MIPS_MT_FPAFF */
sys sys_io_setup 2
sys sys_io_destroy 1
sys sys_io_getevents 5