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From: Pradeep Jagadeesh <pradeepkiruvale@gmail.com>
To: eric blake <eblake@redhat.com>, greg kurz <groug@kaod.org>
Cc: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>,
	alberto garcia <berto@igalia.com>,
	jani kokkonen <jani.kokkonen@huawei.com>,
	qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH v3 4/4] throttle: factor out duplicate code
Date: Tue,  2 May 2017 10:29:46 -0400	[thread overview]
Message-ID: <1493735386-39622-5-git-send-email-pradeep.jagadeesh@huawei.com> (raw)
In-Reply-To: <1493735386-39622-1-git-send-email-pradeep.jagadeesh@huawei.com>

This patchset factor out the duplicate throttle code that was present in
block and fsdev devices.

Signed-off-by: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>
---
 blockdev.c                      | 44 +-------------------------------------
 fsdev/qemu-fsdev-throttle.c     | 43 +------------------------------------
 include/qemu/throttle-options.h |  2 ++
 util/throttle-options.c         | 47 +++++++++++++++++++++++++++++++++++++++++
 4 files changed, 51 insertions(+), 85 deletions(-)

diff --git a/blockdev.c b/blockdev.c
index b056788..a55f6be 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -386,49 +386,7 @@ static void extract_common_blockdev_options(QemuOpts *opts, int *bdrv_flags,
     }
 
     if (throttle_cfg) {
-        throttle_config_init(throttle_cfg);
-        throttle_cfg->buckets[THROTTLE_BPS_TOTAL].avg =
-            qemu_opt_get_number(opts, "throttling.bps-total", 0);
-        throttle_cfg->buckets[THROTTLE_BPS_READ].avg  =
-            qemu_opt_get_number(opts, "throttling.bps-read", 0);
-        throttle_cfg->buckets[THROTTLE_BPS_WRITE].avg =
-            qemu_opt_get_number(opts, "throttling.bps-write", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_TOTAL].avg =
-            qemu_opt_get_number(opts, "throttling.iops-total", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_READ].avg =
-            qemu_opt_get_number(opts, "throttling.iops-read", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_WRITE].avg =
-            qemu_opt_get_number(opts, "throttling.iops-write", 0);
-
-        throttle_cfg->buckets[THROTTLE_BPS_TOTAL].max =
-            qemu_opt_get_number(opts, "throttling.bps-total-max", 0);
-        throttle_cfg->buckets[THROTTLE_BPS_READ].max  =
-            qemu_opt_get_number(opts, "throttling.bps-read-max", 0);
-        throttle_cfg->buckets[THROTTLE_BPS_WRITE].max =
-            qemu_opt_get_number(opts, "throttling.bps-write-max", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_TOTAL].max =
-            qemu_opt_get_number(opts, "throttling.iops-total-max", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_READ].max =
-            qemu_opt_get_number(opts, "throttling.iops-read-max", 0);
-        throttle_cfg->buckets[THROTTLE_OPS_WRITE].max =
-            qemu_opt_get_number(opts, "throttling.iops-write-max", 0);
-
-        throttle_cfg->buckets[THROTTLE_BPS_TOTAL].burst_length =
-            qemu_opt_get_number(opts, "throttling.bps-total-max-length", 1);
-        throttle_cfg->buckets[THROTTLE_BPS_READ].burst_length  =
-            qemu_opt_get_number(opts, "throttling.bps-read-max-length", 1);
-        throttle_cfg->buckets[THROTTLE_BPS_WRITE].burst_length =
-            qemu_opt_get_number(opts, "throttling.bps-write-max-length", 1);
-        throttle_cfg->buckets[THROTTLE_OPS_TOTAL].burst_length =
-            qemu_opt_get_number(opts, "throttling.iops-total-max-length", 1);
-        throttle_cfg->buckets[THROTTLE_OPS_READ].burst_length =
-            qemu_opt_get_number(opts, "throttling.iops-read-max-length", 1);
-        throttle_cfg->buckets[THROTTLE_OPS_WRITE].burst_length =
-            qemu_opt_get_number(opts, "throttling.iops-write-max-length", 1);
-
-        throttle_cfg->op_size =
-            qemu_opt_get_number(opts, "throttling.iops-size", 0);
-
+        parse_io_throttle_options(throttle_cfg, opts);
         if (!throttle_is_valid(throttle_cfg, errp)) {
             return;
         }
diff --git a/fsdev/qemu-fsdev-throttle.c b/fsdev/qemu-fsdev-throttle.c
index cd653af..3cbf887 100644
--- a/fsdev/qemu-fsdev-throttle.c
+++ b/fsdev/qemu-fsdev-throttle.c
@@ -78,48 +78,7 @@ void fsdev_get_io_throttle(FsThrottle *fst, IOThrottle **fs9pcfg,
 
 void fsdev_throttle_parse_opts(QemuOpts *opts, FsThrottle *fst, Error **errp)
 {
-    throttle_config_init(&fst->cfg);
-    fst->cfg.buckets[THROTTLE_BPS_TOTAL].avg =
-        qemu_opt_get_number(opts, "throttling.bps-total", 0);
-    fst->cfg.buckets[THROTTLE_BPS_READ].avg  =
-        qemu_opt_get_number(opts, "throttling.bps-read", 0);
-    fst->cfg.buckets[THROTTLE_BPS_WRITE].avg =
-        qemu_opt_get_number(opts, "throttling.bps-write", 0);
-    fst->cfg.buckets[THROTTLE_OPS_TOTAL].avg =
-        qemu_opt_get_number(opts, "throttling.iops-total", 0);
-    fst->cfg.buckets[THROTTLE_OPS_READ].avg =
-        qemu_opt_get_number(opts, "throttling.iops-read", 0);
-    fst->cfg.buckets[THROTTLE_OPS_WRITE].avg =
-        qemu_opt_get_number(opts, "throttling.iops-write", 0);
-
-    fst->cfg.buckets[THROTTLE_BPS_TOTAL].max =
-        qemu_opt_get_number(opts, "throttling.bps-total-max", 0);
-    fst->cfg.buckets[THROTTLE_BPS_READ].max  =
-        qemu_opt_get_number(opts, "throttling.bps-read-max", 0);
-    fst->cfg.buckets[THROTTLE_BPS_WRITE].max =
-        qemu_opt_get_number(opts, "throttling.bps-write-max", 0);
-    fst->cfg.buckets[THROTTLE_OPS_TOTAL].max =
-        qemu_opt_get_number(opts, "throttling.iops-total-max", 0);
-    fst->cfg.buckets[THROTTLE_OPS_READ].max =
-        qemu_opt_get_number(opts, "throttling.iops-read-max", 0);
-    fst->cfg.buckets[THROTTLE_OPS_WRITE].max =
-        qemu_opt_get_number(opts, "throttling.iops-write-max", 0);
-
-    fst->cfg.buckets[THROTTLE_BPS_TOTAL].burst_length =
-        qemu_opt_get_number(opts, "throttling.bps-total-max-length", 1);
-    fst->cfg.buckets[THROTTLE_BPS_READ].burst_length  =
-        qemu_opt_get_number(opts, "throttling.bps-read-max-length", 1);
-    fst->cfg.buckets[THROTTLE_BPS_WRITE].burst_length =
-        qemu_opt_get_number(opts, "throttling.bps-write-max-length", 1);
-    fst->cfg.buckets[THROTTLE_OPS_TOTAL].burst_length =
-        qemu_opt_get_number(opts, "throttling.iops-total-max-length", 1);
-    fst->cfg.buckets[THROTTLE_OPS_READ].burst_length =
-        qemu_opt_get_number(opts, "throttling.iops-read-max-length", 1);
-    fst->cfg.buckets[THROTTLE_OPS_WRITE].burst_length =
-        qemu_opt_get_number(opts, "throttling.iops-write-max-length", 1);
-    fst->cfg.op_size =
-        qemu_opt_get_number(opts, "throttling.iops-size", 0);
-
+    parse_io_throttle_options(&fst->cfg, opts);
     throttle_is_valid(&fst->cfg, errp);
 }
 
diff --git a/include/qemu/throttle-options.h b/include/qemu/throttle-options.h
index ca0fd7d..bcfd185 100644
--- a/include/qemu/throttle-options.h
+++ b/include/qemu/throttle-options.h
@@ -94,4 +94,6 @@
 
 void qmp_set_io_throttle(ThrottleConfig *, IOThrottle *);
 
+void parse_io_throttle_options(ThrottleConfig *, QemuOpts *);
+
 #endif
diff --git a/util/throttle-options.c b/util/throttle-options.c
index 47cffed..e92c8c8 100644
--- a/util/throttle-options.c
+++ b/util/throttle-options.c
@@ -56,3 +56,50 @@ void qmp_set_io_throttle(ThrottleConfig *cfg, IOThrottle *arg)
         cfg->op_size = arg->iops_size;
     }
 }
+
+void parse_io_throttle_options(ThrottleConfig *throttle_cfg, QemuOpts *opts)
+{
+    throttle_config_init(throttle_cfg);
+    throttle_cfg->buckets[THROTTLE_BPS_TOTAL].avg =
+        qemu_opt_get_number(opts, "throttling.bps-total", 0);
+    throttle_cfg->buckets[THROTTLE_BPS_READ].avg  =
+        qemu_opt_get_number(opts, "throttling.bps-read", 0);
+    throttle_cfg->buckets[THROTTLE_BPS_WRITE].avg =
+        qemu_opt_get_number(opts, "throttling.bps-write", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_TOTAL].avg =
+        qemu_opt_get_number(opts, "throttling.iops-total", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_READ].avg =
+        qemu_opt_get_number(opts, "throttling.iops-read", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_WRITE].avg =
+        qemu_opt_get_number(opts, "throttling.iops-write", 0);
+
+    throttle_cfg->buckets[THROTTLE_BPS_TOTAL].max =
+        qemu_opt_get_number(opts, "throttling.bps-total-max", 0);
+    throttle_cfg->buckets[THROTTLE_BPS_READ].max  =
+        qemu_opt_get_number(opts, "throttling.bps-read-max", 0);
+    throttle_cfg->buckets[THROTTLE_BPS_WRITE].max =
+        qemu_opt_get_number(opts, "throttling.bps-write-max", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_TOTAL].max =
+        qemu_opt_get_number(opts, "throttling.iops-total-max", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_READ].max =
+        qemu_opt_get_number(opts, "throttling.iops-read-max", 0);
+    throttle_cfg->buckets[THROTTLE_OPS_WRITE].max =
+        qemu_opt_get_number(opts, "throttling.iops-write-max", 0);
+
+    throttle_cfg->buckets[THROTTLE_BPS_TOTAL].burst_length =
+        qemu_opt_get_number(opts, "throttling.bps-total-max-length", 1);
+    throttle_cfg->buckets[THROTTLE_BPS_READ].burst_length  =
+        qemu_opt_get_number(opts, "throttling.bps-read-max-length", 1);
+    throttle_cfg->buckets[THROTTLE_BPS_WRITE].burst_length =
+        qemu_opt_get_number(opts, "throttling.bps-write-max-length", 1);
+    throttle_cfg->buckets[THROTTLE_OPS_TOTAL].burst_length =
+        qemu_opt_get_number(opts, "throttling.iops-total-max-length", 1);
+    throttle_cfg->buckets[THROTTLE_OPS_READ].burst_length =
+        qemu_opt_get_number(opts, "throttling.iops-read-max-length", 1);
+    throttle_cfg->buckets[THROTTLE_OPS_WRITE].burst_length =
+        qemu_opt_get_number(opts, "throttling.iops-write-max-length", 1);
+
+    throttle_cfg->op_size =
+        qemu_opt_get_number(opts, "throttling.iops-size", 0);
+
+}
-- 
1.8.3.1

  parent reply	other threads:[~2017-05-02 14:30 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-02 14:29 [Qemu-devel] [PATCH v3 0/4] fsdev: qmp interface for io throttling Pradeep Jagadeesh
2017-05-02 14:29 ` [Qemu-devel] [PATCH v3 1/4] Throttle: Create IOThrottle structure Pradeep Jagadeesh
2017-05-02 21:56   ` Eric Blake
2017-05-03  6:22   ` Greg Kurz
2017-05-03 14:19     ` Pradeep Jagadeesh
2017-05-03 17:10       ` Greg Kurz
2017-05-02 14:29 ` [Qemu-devel] [PATCH v3 2/4] fsdev: QMP interface for throttling Pradeep Jagadeesh
2017-05-02 22:13   ` Eric Blake
2017-05-03 15:40     ` Pradeep Jagadeesh
2017-05-03 16:32       ` Eric Blake
2017-05-04 15:12         ` Pradeep Jagadeesh
2017-05-04 15:19           ` Eric Blake
2017-05-05 11:09             ` Pradeep Jagadeesh
2017-05-02 14:29 ` [Qemu-devel] [PATCH v3 3/4] qmp: refactor duplicate code Pradeep Jagadeesh
2017-05-02 22:15   ` Eric Blake
2017-05-03 17:21     ` Greg Kurz
2017-05-04  9:44       ` Pradeep Jagadeesh
2017-05-02 14:29 ` Pradeep Jagadeesh [this message]
2017-05-02 15:03 ` [Qemu-devel] [PATCH v3 0/4] fsdev: qmp interface for io throttling no-reply

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