From: Josef Bacik <josef@toxicpanda.com>
To: hannes@cmpxchg.org, linux-mm@kvack.org,
akpm@linux-foundation.org, jack@suse.cz,
linux-fsdevel@vger.kernel.org, kernel-team@fb.com,
linux-btrfs@vger.kernel.org
Cc: Josef Bacik <jbacik@fb.com>
Subject: [PATCH 04/10] lib: add a __fprop_add_percpu_max
Date: Tue, 14 Nov 2017 16:56:50 -0500 [thread overview]
Message-ID: <1510696616-8489-4-git-send-email-josef@toxicpanda.com> (raw)
In-Reply-To: <1510696616-8489-1-git-send-email-josef@toxicpanda.com>
From: Josef Bacik <jbacik@fb.com>
This helper allows us to add an arbitrary amount to the fprop
structures.
Signed-off-by: Josef Bacik <jbacik@fb.com>
---
include/linux/flex_proportions.h | 11 +++++++++--
lib/flex_proportions.c | 9 +++++----
2 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/include/linux/flex_proportions.h b/include/linux/flex_proportions.h
index 853f4305d1b2..2d1a87331e5d 100644
--- a/include/linux/flex_proportions.h
+++ b/include/linux/flex_proportions.h
@@ -85,8 +85,8 @@ struct fprop_local_percpu {
int fprop_local_init_percpu(struct fprop_local_percpu *pl, gfp_t gfp);
void fprop_local_destroy_percpu(struct fprop_local_percpu *pl);
void __fprop_inc_percpu(struct fprop_global *p, struct fprop_local_percpu *pl);
-void __fprop_inc_percpu_max(struct fprop_global *p, struct fprop_local_percpu *pl,
- int max_frac);
+void __fprop_add_percpu_max(struct fprop_global *p, struct fprop_local_percpu *pl,
+ unsigned long nr, int max_frac);
void fprop_fraction_percpu(struct fprop_global *p,
struct fprop_local_percpu *pl, unsigned long *numerator,
unsigned long *denominator);
@@ -101,4 +101,11 @@ void fprop_inc_percpu(struct fprop_global *p, struct fprop_local_percpu *pl)
local_irq_restore(flags);
}
+static inline
+void __fprop_inc_percpu_max(struct fprop_global *p,
+ struct fprop_local_percpu *pl, int max_frac)
+{
+ __fprop_add_percpu_max(p, pl, 1, max_frac);
+}
+
#endif
diff --git a/lib/flex_proportions.c b/lib/flex_proportions.c
index 5552523b663a..2190180a81fe 100644
--- a/lib/flex_proportions.c
+++ b/lib/flex_proportions.c
@@ -254,8 +254,9 @@ void fprop_fraction_percpu(struct fprop_global *p,
* Like __fprop_inc_percpu() except that event is counted only if the given
* type has fraction smaller than @max_frac/FPROP_FRAC_BASE
*/
-void __fprop_inc_percpu_max(struct fprop_global *p,
- struct fprop_local_percpu *pl, int max_frac)
+void __fprop_add_percpu_max(struct fprop_global *p,
+ struct fprop_local_percpu *pl, unsigned long nr,
+ int max_frac)
{
if (unlikely(max_frac < FPROP_FRAC_BASE)) {
unsigned long numerator, denominator;
@@ -266,6 +267,6 @@ void __fprop_inc_percpu_max(struct fprop_global *p,
return;
} else
fprop_reflect_period_percpu(p, pl);
- percpu_counter_add_batch(&pl->events, 1, p->batch_size);
- percpu_counter_add(&p->events, 1);
+ percpu_counter_add_batch(&pl->events, nr, p->batch_size);
+ percpu_counter_add(&p->events, nr);
}
--
2.7.5
--
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next prev parent reply other threads:[~2017-11-14 21:57 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-14 21:56 [PATCH 01/10] remove mapping from balance_dirty_pages*() Josef Bacik
2017-11-14 21:56 ` [PATCH 02/10] writeback: convert WB_WRITTEN/WB_DIRITED counters to bytes Josef Bacik
2017-11-16 23:45 ` Liu Bo
2017-11-14 21:56 ` [PATCH 03/10] lib: add a batch size to fprop_global Josef Bacik
2017-11-22 8:47 ` Jan Kara
2017-11-22 8:54 ` Jan Kara
2017-11-14 21:56 ` Josef Bacik [this message]
2017-11-14 21:56 ` [PATCH 05/10] writeback: convert the flexible prop stuff to bytes Josef Bacik
2017-11-14 21:56 ` [PATCH 06/10] writeback: add counters for metadata usage Josef Bacik
2017-11-22 10:21 ` Jan Kara
2017-11-14 21:56 ` [PATCH 07/10] writeback: introduce super_operations->write_metadata Josef Bacik
2017-11-14 21:56 ` [PATCH 08/10] export radix_tree_iter_tag_set Josef Bacik
2017-11-14 21:56 ` [PATCH 09/10] Btrfs: kill the btree_inode Josef Bacik
2017-11-17 1:03 ` Liu Bo
2017-11-17 1:13 ` Josef Bacik
2017-11-14 21:56 ` [PATCH 10/10] btrfs: rework end io for extent buffer reads Josef Bacik
2017-11-17 1:24 ` Liu Bo
2017-11-16 23:36 ` [PATCH 01/10] remove mapping from balance_dirty_pages*() Liu Bo
2017-11-21 22:45 ` Andrew Morton
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