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From: Emanuele Giuseppe Esposito <eesposit@redhat.com>
To: qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
	Emanuele Giuseppe Esposito <eesposit@redhat.com>,
	Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
	qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>, John Snow <jsnow@redhat.com>
Subject: [PATCH v2 3/5] blockjob: let ratelimit handle a speed of 0
Date: Tue, 18 May 2021 11:40:56 +0200	[thread overview]
Message-ID: <20210518094058.25952-4-eesposit@redhat.com> (raw)
In-Reply-To: <20210518094058.25952-1-eesposit@redhat.com>

From: Paolo Bonzini <pbonzini@redhat.com>

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
---
 blockjob.c | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/blockjob.c b/blockjob.c
index dc1d9e0e46..22e5bb9b1f 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -300,10 +300,6 @@ bool block_job_set_speed(BlockJob *job, int64_t speed, Error **errp)
 
 int64_t block_job_ratelimit_get_delay(BlockJob *job, uint64_t n)
 {
-    if (!job->speed) {
-        return 0;
-    }
-
     return ratelimit_calculate_delay(&job->limit, n);
 }
 
@@ -472,12 +468,9 @@ void *block_job_create(const char *job_id, const BlockJobDriver *driver,
     blk_set_disable_request_queuing(blk, true);
     blk_set_allow_aio_context_change(blk, true);
 
-    /* Only set speed when necessary to avoid NotSupported error */
-    if (speed != 0) {
-        if (!block_job_set_speed(job, speed, errp)) {
-            job_early_fail(&job->job);
-            return NULL;
-        }
+    if (!block_job_set_speed(job, speed, errp)) {
+        job_early_fail(&job->job);
+        return NULL;
     }
 
     return job;
-- 
2.30.2



  parent reply	other threads:[~2021-05-18  9:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-18  9:40 [PATCH v2 0/5] block-copy: make helper APIs thread safe Emanuele Giuseppe Esposito
2021-05-18  9:40 ` [PATCH v2 1/5] ratelimit: treat zero speed as unlimited Emanuele Giuseppe Esposito
2021-05-18  9:40 ` [PATCH v2 2/5] block-copy: let ratelimit handle a speed of 0 Emanuele Giuseppe Esposito
2021-05-18  9:40 ` Emanuele Giuseppe Esposito [this message]
2021-05-18  9:40 ` [PATCH v2 4/5] progressmeter: protect with a mutex Emanuele Giuseppe Esposito
2021-05-18 10:00   ` Vladimir Sementsov-Ogievskiy
2021-05-18 10:14     ` Emanuele Giuseppe Esposito
2021-05-31 14:24       ` Stefan Hajnoczi
2021-05-18  9:40 ` [PATCH v2 5/5] co-shared-resource: " Emanuele Giuseppe Esposito
2021-05-18 14:50   ` Vladimir Sementsov-Ogievskiy

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