commit d223a86154f8c66f5a380b17e1c8091d56f47cf8
author Ralf Baechle <ralf@linux-mips.org> Tue Jul 10 17:33:02 2007 +0100
committer Ralf Baechle <ralf@linux-mips.org> Tue Jul 10 17:33:02 2007 +0100
tree 97155684a16f2fe1477653b49aec152bcea6cd41
parent e7c4782f92fc4b83d953ce53f77f05ae65dcd773

[MIPS] FP affinity: Coding style cleanups 

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/traps.c

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 7e9cb5b..c598e89 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -752,6 +752,33 @@
 	force_sig(SIGILL, current);
 }
 
+/*
+ * MIPS MT processors may have fewer FPU contexts than CPU threads. If we've
+ * emulated more than some threshold number of instructions, force migration to
+ * a "CPU" that has FP support.
+ */
+static void mt_ase_fp_affinity(void)
+{
+#ifdef CONFIG_MIPS_MT_FPAFF
+	if (mt_fpemul_threshold > 0 &&
+	     ((current->thread.emulated_fp++ > mt_fpemul_threshold))) {
+		/*
+		 * If there's no FPU present, or if the application has already
+		 * restricted the allowed set to exclude any CPUs with FPUs,
+		 * we'll skip the procedure.
+		 */
+		if (cpus_intersects(current->cpus_allowed, mt_fpu_cpumask)) {
+			cpumask_t tmask;
+
+			cpus_and(tmask, current->thread.user_cpus_allowed,
+			         mt_fpu_cpumask);
+			set_cpus_allowed(current, tmask);
+			current->thread.mflags |= MF_FPUBOUND;
+		}
+	}
+#endif /* CONFIG_MIPS_MT_FPAFF */
+}
+
 asmlinkage void do_cpu(struct pt_regs *regs)
 {
 	unsigned int cpid;
@@ -785,36 +812,8 @@
 						&current->thread.fpu, 0);
 			if (sig)
 				force_sig(sig, current);
-#ifdef CONFIG_MIPS_MT_FPAFF
-			else {
-			/*
-			 * MIPS MT processors may have fewer FPU contexts
-			 * than CPU threads. If we've emulated more than
-			 * some threshold number of instructions, force
-			 * migration to a "CPU" that has FP support.
-			 */
-			 if(mt_fpemul_threshold > 0
-			 && ((current->thread.emulated_fp++
-			    > mt_fpemul_threshold))) {
-			  /*
-			   * If there's no FPU present, or if the
-			   * application has already restricted
-			   * the allowed set to exclude any CPUs
-			   * with FPUs, we'll skip the procedure.
-			   */
-			  if (cpus_intersects(current->cpus_allowed,
-			  			mt_fpu_cpumask)) {
-			    cpumask_t tmask;
-
-			    cpus_and(tmask,
-					current->thread.user_cpus_allowed,
-					mt_fpu_cpumask);
-			    set_cpus_allowed(current, tmask);
-			    current->thread.mflags |= MF_FPUBOUND;
-			  }
-			 }
-			}
-#endif /* CONFIG_MIPS_MT_FPAFF */
+			else
+				mt_ase_fp_affinity();
 		}
 
 		return;