linux-kernel - [RFC PATCH v1 42/70] xfs, xfs_mount:

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Date:	Tue, 22 Jul 2014 21:59:18 -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 42/70] xfs, xfs_mount: _FROZEN Cleanup

Remove XXX_FROZEN state from xfs/xfs_mount.

Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com>
---
 fs/xfs/xfs_mount.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 3507cd0..b701946 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1531,15 +1531,13 @@ xfs_icsb_cpu_notify(
 	mp = (xfs_mount_t *)container_of(nfb, xfs_mount_t, m_icsb_notifier);
 	cntp = (xfs_icsb_cnts_t *)
 			per_cpu_ptr(mp->m_sb_cnts, (unsigned long)hcpu);
-	switch (action) {
+	switch (action & ~CPU_TASKS_FROZEN) {
 	case CPU_UP_PREPARE:
-	case CPU_UP_PREPARE_FROZEN:
 		/* Easy Case - initialize the area and locks, and
 		 * then rebalance when online does everything else for us. */
 		memset(cntp, 0, sizeof(xfs_icsb_cnts_t));
 		break;
 	case CPU_ONLINE:
-	case CPU_ONLINE_FROZEN:
 		xfs_icsb_lock(mp);
 		xfs_icsb_balance_counter(mp, XFS_SBS_ICOUNT, 0);
 		xfs_icsb_balance_counter(mp, XFS_SBS_IFREE, 0);
@@ -1547,7 +1545,6 @@ xfs_icsb_cpu_notify(
 		xfs_icsb_unlock(mp);
 		break;
 	case CPU_DEAD:
-	case CPU_DEAD_FROZEN:
 		/* Disable all the counters, then fold the dead cpu's
 		 * count into the total on the global superblock and
 		 * re-enable the counters. */
-- 
2.0.0.rc2

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