linux-kernel - [RFC PATCH v1 27/70] kernel, padata:

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Date:	Tue, 22 Jul 2014 21:59:03 -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 27/70] kernel, padata: _FROZEN Cleanup

Remove XXX_FROZEN state from padata.

Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com>
---
 kernel/padata.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/kernel/padata.c b/kernel/padata.c
index 161402f..3a6bc6e 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -842,11 +842,9 @@ static int padata_cpu_callback(struct notifier_block *nfb,
 
 	pinst = container_of(nfb, struct padata_instance, cpu_notifier);
 
-	switch (action) {
+	switch (action & ~CPU_TASKS_FROZEN) {
 	case CPU_ONLINE:
-	case CPU_ONLINE_FROZEN:
 	case CPU_DOWN_FAILED:
-	case CPU_DOWN_FAILED_FROZEN:
 		if (!pinst_has_cpu(pinst, cpu))
 			break;
 		mutex_lock(&pinst->lock);
@@ -857,9 +855,7 @@ static int padata_cpu_callback(struct notifier_block *nfb,
 		break;
 
 	case CPU_DOWN_PREPARE:
-	case CPU_DOWN_PREPARE_FROZEN:
 	case CPU_UP_CANCELED:
-	case CPU_UP_CANCELED_FROZEN:
 		if (!pinst_has_cpu(pinst, cpu))
 			break;
 		mutex_lock(&pinst->lock);
-- 
2.0.0.rc2

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