linux-kernel - [RFC PATCH v1 23/70] mips, loongson, smp:

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Message-Id: <1406080786-3938-24-git-send-email-gong.chen@linux.intel.com>
Date:	Tue, 22 Jul 2014 21:58:59 -0400
From:	"Chen, Gong" <gong.chen@...ux.intel.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, tglx@...utronix.de, paulus@...ba.org,
	benh@...nel.crashing.org, tony.luck@...el.com, hpa@...or.com,
	jkosina@...e.cz, rafael.j.wysocki@...el.com, bp@...en8.de,
	linux@....linux.org.uk, ralf@...ux-mips.org,
	schwidefsky@...ibm.com, davem@...emloft.net,
	viro@...iv.linux.org.uk, fweisbec@...il.com, cl@...ux.com,
	akpm@...ux-foundation.org, axboe@...nel.dk,
	JBottomley@...allels.com, neilb@...e.de,
	christoffer.dall@...aro.org, rostedt@...dmis.org, rric@...nel.org,
	gregkh@...uxfoundation.org, mhocko@...e.cz, david@...morbit.com,
	"Chen, Gong" <gong.chen@...ux.intel.com>
Subject: [RFC PATCH v1 23/70] mips, loongson, smp: _FROZEN Cleanup

Remove XXX_FROZEN state from loongson/smp.

Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com>
---
 arch/mips/loongson/loongson-3/smp.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/mips/loongson/loongson-3/smp.c b/arch/mips/loongson/loongson-3/smp.c
index 1e88940..30b91e8 100644
--- a/arch/mips/loongson/loongson-3/smp.c
+++ b/arch/mips/loongson/loongson-3/smp.c
@@ -389,20 +389,17 @@ void play_dead(void)
 	play_dead_at_ckseg1(state_addr);
 }
 
-#define CPU_POST_DEAD_FROZEN	(CPU_POST_DEAD | CPU_TASKS_FROZEN)
 static int loongson3_cpu_callback(struct notifier_block *nfb,
 	unsigned long action, void *hcpu)
 {
 	unsigned int cpu = (unsigned long)hcpu;
 
-	switch (action) {
+	switch (action & ~CPU_TASKS_FROZEN) {
 	case CPU_POST_DEAD:
-	case CPU_POST_DEAD_FROZEN:
 		pr_info("Disable clock for CPU#%d\n", cpu);
 		LOONGSON_CHIPCFG0 &= ~(1 << (12 + cpu));
 		break;
 	case CPU_UP_PREPARE:
-	case CPU_UP_PREPARE_FROZEN:
 		pr_info("Enable clock for CPU#%d\n", cpu);
 		LOONGSON_CHIPCFG0 |= 1 << (12 + cpu);
 		break;
-- 
2.0.0.rc2

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