The patch titled
vmstat: remove prefetch
has been removed from the -mm tree. Its filename was
vmstat-remove-prefetch.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: vmstat: remove prefetch
From: Christoph Lameter <clameter@xxxxxxx>
Remove the prefetch logic in order to avoid touching impossible per cpu
areas.
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
Cc: Mike Travis <travis@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmstat.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff -puN mm/vmstat.c~vmstat-remove-prefetch mm/vmstat.c
--- a/mm/vmstat.c~vmstat-remove-prefetch
+++ a/mm/vmstat.c
@@ -21,21 +21,14 @@ EXPORT_PER_CPU_SYMBOL(vm_event_states);
static void sum_vm_events(unsigned long *ret, cpumask_t *cpumask)
{
- int cpu = 0;
+ int cpu;
int i;
memset(ret, 0, NR_VM_EVENT_ITEMS * sizeof(unsigned long));
- cpu = first_cpu(*cpumask);
- while (cpu < NR_CPUS) {
+ for_each_cpu_mask(cpu, *cpumask) {
struct vm_event_state *this = &per_cpu(vm_event_states, cpu);
- cpu = next_cpu(cpu, *cpumask);
-
- if (cpu < NR_CPUS)
- prefetch(&per_cpu(vm_event_states, cpu));
-
-
for (i = 0; i < NR_VM_EVENT_ITEMS; i++)
ret[i] += this->event[i];
}
_
Patches currently in -mm which might be from clameter@xxxxxxx are
origin.patch
gregkh-driver-kset-move-sys-slab-to-sys-kernel-slab-slabinfo-fallback-from-sys-kernel-slab-to-sys-slab.patch
git-unionfs.patch
git-slub.patch
percpu-__percpu_alloc_mask-can-dynamically-size-percpu_data.patch
memcontrol-move-oom-task-exclusion-to-tasklist.patch
oom-add-sysctl-to-enable-task-memory-dump.patch
add-cmpxchg_local-to-asm-generic-for-per-cpu-atomic-operations.patch
add-cmpxchg_local-cmpxchg64-and-cmpxchg64_local-to-ia64.patch
dentries-extract-common-code-to-remove-dentry-from-lru.patch
dentries-extract-common-code-to-remove-dentry-from-lru-fix.patch
modules-handle-symbols-that-have-a-zero-value.patch
modules-include-sectionsh-to-avoid-defining-linker-variables.patch
reiser4.patch
reiser4-portion-of-zero_user-cleanup-patch.patch
page-owner-tracking-leak-detector.patch
-
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