From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: miklos@szeredi.hu, akpm@linux-foundation.org, neilb@suse.de,
dgc@sgi.com, tomoki.sekiyama.qu@hitachi.com,
a.p.zijlstra@chello.nl, nikita@clusterfs.com,
trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com,
richard@rsk.demon.co.uk, torvalds@linux-foundation.org
Subject: [PATCH 05/23] lib: make percpu_counter_add take s64
Date: Tue, 11 Sep 2007 21:53:55 +0200 [thread overview]
Message-ID: <20070911200012.686147000@chello.nl> (raw)
In-Reply-To: <20070911195350.825778000@chello.nl>
[-- Attachment #1: percpu_counter_add64.patch --]
[-- Type: text/plain, Size: 2089 bytes --]
percpu_counter is a s64 counter, make _add consitent.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
include/linux/percpu_counter.h | 6 +++---
lib/percpu_counter.c | 4 ++--
2 files changed, 5 insertions(+), 5 deletions(-)
Index: linux-2.6/include/linux/percpu_counter.h
===================================================================
--- linux-2.6.orig/include/linux/percpu_counter.h
+++ linux-2.6/include/linux/percpu_counter.h
@@ -32,10 +32,10 @@ struct percpu_counter {
void percpu_counter_init(struct percpu_counter *fbc, s64 amount);
void percpu_counter_destroy(struct percpu_counter *fbc);
-void __percpu_counter_add(struct percpu_counter *fbc, s32 amount, s32 batch);
+void __percpu_counter_add(struct percpu_counter *fbc, s64 amount, s32 batch);
s64 percpu_counter_sum(struct percpu_counter *fbc);
-static inline void percpu_counter_add(struct percpu_counter *fbc, s32 amount)
+static inline void percpu_counter_add(struct percpu_counter *fbc, s64 amount)
{
__percpu_counter_add(fbc, amount, FBC_BATCH);
}
@@ -79,7 +79,7 @@ static inline void percpu_counter_destro
percpu_counter_add(fbc, amount)
static inline void
-percpu_counter_add(struct percpu_counter *fbc, s32 amount)
+percpu_counter_add(struct percpu_counter *fbc, s64 amount)
{
preempt_disable();
fbc->count += amount;
Index: linux-2.6/lib/percpu_counter.c
===================================================================
--- linux-2.6.orig/lib/percpu_counter.c
+++ linux-2.6/lib/percpu_counter.c
@@ -14,9 +14,9 @@ static LIST_HEAD(percpu_counters);
static DEFINE_MUTEX(percpu_counters_lock);
#endif
-void __percpu_counter_add(struct percpu_counter *fbc, s32 amount, s32 batch)
+void __percpu_counter_add(struct percpu_counter *fbc, s64 amount, s32 batch)
{
- long count;
+ s64 count;
s32 *pcount;
int cpu = get_cpu();
--
--
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next prev parent reply other threads:[~2007-09-11 19:53 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-11 19:53 [PATCH 00/23] per device dirty throttling -v10 Peter Zijlstra
2007-09-11 19:53 ` [PATCH 01/23] nfs: remove congestion_end() Peter Zijlstra
2007-09-11 19:53 ` [PATCH 02/23] lib: percpu_counter_add Peter Zijlstra
2007-09-11 19:53 ` [PATCH 03/23] lib: percpu_counter_sub Peter Zijlstra
2007-09-11 19:53 ` [PATCH 04/23] lib: percpu_counter variable batch Peter Zijlstra
2007-09-11 19:53 ` Peter Zijlstra [this message]
2007-09-11 19:53 ` [PATCH 06/23] lib: percpu_counter_set Peter Zijlstra
2007-09-11 19:53 ` [PATCH 07/23] lib: percpu_counter_sum_positive Peter Zijlstra
2007-09-11 19:53 ` [PATCH 08/23] lib: percpu_count_sum() Peter Zijlstra
2007-09-11 19:53 ` [PATCH 09/23] lib: percpu_counter_init error handling Peter Zijlstra
2007-09-11 19:54 ` [PATCH 10/23] lib: percpu_counter_init_irq Peter Zijlstra
2007-09-11 19:54 ` [PATCH 11/23] mm: bdi init hooks Peter Zijlstra
2007-09-11 19:54 ` [PATCH 12/23] containers: " Peter Zijlstra
2007-09-11 19:54 ` [PATCH 13/23] mtd: " Peter Zijlstra
2007-09-11 19:54 ` [PATCH 14/23] mtd: clean up the backing_dev_info usage Peter Zijlstra
2007-09-11 19:54 ` [PATCH 15/23] mtd: give mtdconcat devices their own backing_dev_info Peter Zijlstra
2007-09-11 19:54 ` [PATCH 16/23] mm: scalable bdi statistics counters Peter Zijlstra
2007-09-11 19:54 ` [PATCH 17/23] mm: count reclaimable pages per BDI Peter Zijlstra
2007-09-11 19:54 ` [PATCH 18/23] mm: count writeback " Peter Zijlstra
2007-09-11 19:54 ` [PATCH 19/23] mm: expose BDI statistics in sysfs Peter Zijlstra
2007-09-11 19:54 ` [PATCH 20/23] lib: floating proportions Peter Zijlstra
2007-09-11 19:54 ` [PATCH 21/23] mm: per device dirty threshold Peter Zijlstra
2007-09-12 2:36 ` John Stoffel
2007-09-12 8:45 ` Peter Zijlstra
2007-09-11 19:54 ` [PATCH 22/23] mm: dirty balancing for tasks Peter Zijlstra
2007-09-11 19:54 ` [PATCH 23/23] debug: sysfs files for the current ratio/size/total Peter Zijlstra
2007-09-12 2:31 ` [PATCH 00/23] per device dirty throttling -v10 John Stoffel
2007-09-12 9:00 ` Peter Zijlstra
-- strict thread matches above, loose matches on Subject: below --
2007-08-16 7:45 [PATCH 00/23] per device dirty throttling -v9 Peter Zijlstra
2007-08-16 7:45 ` [PATCH 05/23] lib: make percpu_counter_add take s64 Peter Zijlstra
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