linux-kernel - [RFC PATCH v1 44/70] net, core, flow:

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Date:	Tue, 22 Jul 2014 21:59:20 -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 44/70] net, core, flow: _FROZEN Cleanup

Remove XXX_FROZEN state from net/core/flow.

Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com>
---
 net/core/flow.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/core/flow.c b/net/core/flow.c
index a0348fd..3bb5dc0 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -417,15 +417,13 @@ static int flow_cache_cpu(struct notifier_block *nfb,
 	int res, cpu = (unsigned long) hcpu;
 	struct flow_cache_percpu *fcp = per_cpu_ptr(fc->percpu, cpu);
 
-	switch (action) {
+	switch (action & ~CPU_TASKS_FROZEN) {
 	case CPU_UP_PREPARE:
-	case CPU_UP_PREPARE_FROZEN:
 		res = flow_cache_cpu_prepare(fc, cpu);
 		if (res)
 			return notifier_from_errno(res);
 		break;
 	case CPU_DEAD:
-	case CPU_DEAD_FROZEN:
 		__flow_cache_shrink(fc, fcp, 0);
 		break;
 	}
-- 
2.0.0.rc2

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