The patch titled
sched: fix the all pinned logic in load_balance_newidle()
has been removed from the -mm tree. Its filename was
sched-fix-the-all-pinned-logic-in-load_balance_newidle.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: sched: fix the all pinned logic in load_balance_newidle()
From: "Siddha, Suresh B" <suresh.b.siddha@xxxxxxxxx>
nr_moved is not the correct check for triggering all pinned logic. Fix the
all pinned logic in the case of load_balance_newidle().
Signed-off-by: Suresh Siddha <suresh.b.siddha@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/sched.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff -puN kernel/sched.c~sched-fix-the-all-pinned-logic-in-load_balance_newidle kernel/sched.c
--- a/kernel/sched.c~sched-fix-the-all-pinned-logic-in-load_balance_newidle
+++ a/kernel/sched.c
@@ -2679,6 +2679,7 @@ load_balance_newidle(int this_cpu, struc
unsigned long imbalance;
int nr_moved = 0;
int sd_idle = 0;
+ int all_pinned = 0;
cpumask_t cpus = CPU_MASK_ALL;
/*
@@ -2717,10 +2718,10 @@ redo:
double_lock_balance(this_rq, busiest);
nr_moved = move_tasks(this_rq, this_cpu, busiest,
minus_1_or_zero(busiest->nr_running),
- imbalance, sd, CPU_NEWLY_IDLE, NULL);
+ imbalance, sd, CPU_NEWLY_IDLE, &all_pinned);
spin_unlock(&busiest->lock);
- if (!nr_moved) {
+ if (unlikely(all_pinned)) {
cpu_clear(cpu_of(busiest), cpus);
if (!cpus_empty(cpus))
goto redo;
_
Patches currently in -mm which might be from suresh.b.siddha@xxxxxxxxx are
origin.patch
git-sched.patch
intel-iommu-dmar-detection-and-parsing-logic.patch
intel-iommu-pci-generic-helper-function.patch
intel-iommu-clflush_cache_range-now-takes-size-param.patch
intel-iommu-iova-allocation-and-management-routines.patch
intel-iommu-intel-iommu-driver.patch
intel-iommu-avoid-memory-allocation-failures-in-dma-map-api-calls.patch
intel-iommu-intel-iommu-cmdline-option-forcedac.patch
intel-iommu-dmar-fault-handling-support.patch
intel-iommu-iommu-gfx-workaround.patch
intel-iommu-iommu-floppy-workaround.patch
-
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