The patch titled
Subject: on demand vmstat: Do not open code alloc_cpumask_var
has been removed from the -mm tree. Its filename was
vmstat-on-demand-vmstat-workers-v8-do-not-open-code-alloc_cpumask_var.patch
This patch was dropped because it was folded into vmstat-on-demand-vmstat-workers-v8.patch
------------------------------------------------------
From: Christoph Lameter <cl@xxxxxxxxxx>
Subject: on demand vmstat: Do not open code alloc_cpumask_var
Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: John Stultz <johnstul@xxxxxxxxxx>
Cc: Mike Frysinger <vapier@xxxxxxxxxx>
Cc: Minchan Kim <minchan.kim@xxxxxxxxx>
Cc: Hakan Akkan <hakanakkan@xxxxxxxxx>
Cc: Max Krasnyansky <maxk@xxxxxxxxxxxxxxxx>
Cc: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmstat.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff -puN mm/vmstat.c~vmstat-on-demand-vmstat-workers-v8-do-not-open-code-alloc_cpumask_var mm/vmstat.c
--- a/mm/vmstat.c~vmstat-on-demand-vmstat-workers-v8-do-not-open-code-alloc_cpumask_var
+++ a/mm/vmstat.c
@@ -1255,7 +1255,7 @@ static const struct file_operations proc
#ifdef CONFIG_SMP
static DEFINE_PER_CPU(struct delayed_work, vmstat_work);
int sysctl_stat_interval __read_mostly = HZ;
-static struct cpumask *cpu_stat_off;
+static cpumask_var_t cpu_stat_off;
static void vmstat_update(struct work_struct *w)
{
@@ -1349,7 +1349,8 @@ static void __init start_shepherd_timer(
INIT_DEFERRABLE_WORK(per_cpu_ptr(&vmstat_work, cpu),
vmstat_update);
- cpu_stat_off = kmalloc(cpumask_size(), GFP_KERNEL);
+ if (!alloc_cpumask_var(&cpu_stat_off, GFP_KERNEL))
+ BUG();
cpumask_copy(cpu_stat_off, cpu_online_mask);
schedule_delayed_work(&shepherd,
_
Patches currently in -mm which might be from cl@xxxxxxxxxx are
vmstat-on-demand-vmstat-workers-v8.patch
vmstat-on-demand-vmstat-workers-v8-fix-2.patch
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