Blame SOURCES/kvm-blockjob-drop-block_job_pause-resume_all.patch

383d26
From 4dc02d3f416a291b48e803600302e69cbb6f92ff Mon Sep 17 00:00:00 2001
383d26
From: Kevin Wolf <kwolf@redhat.com>
383d26
Date: Tue, 26 Jun 2018 09:47:49 +0200
383d26
Subject: [PATCH 20/89] blockjob: drop block_job_pause/resume_all()
383d26
383d26
RH-Author: Kevin Wolf <kwolf@redhat.com>
383d26
Message-id: <20180626094856.6924-7-kwolf@redhat.com>
383d26
Patchwork-id: 81068
383d26
O-Subject: [RHV-7.6 qemu-kvm-rhev PATCH v2 06/73] blockjob: drop block_job_pause/resume_all()
383d26
Bugzilla: 1513543
383d26
RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
383d26
RH-Acked-by: Max Reitz <mreitz@redhat.com>
383d26
RH-Acked-by: Fam Zheng <famz@redhat.com>
383d26
383d26
From: Stefan Hajnoczi <stefanha@redhat.com>
383d26
383d26
Commit 8119334918e86f45877cfc139192d54f2449a239 ("block: Don't
383d26
block_job_pause_all() in bdrv_drain_all()") removed the only callers of
383d26
block_job_pause/resume_all().
383d26
383d26
Pausing and resuming now happens in child_job_drained_begin/end() so
383d26
it's no longer necessary to globally pause/resume jobs.
383d26
383d26
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
383d26
Reviewed-by: John Snow <jsnow@redhat.com>
383d26
Reviewed-by: Alberto Garcia <berto@igalia.com>
383d26
Message-id: 20180424085240.5798-1-stefanha@redhat.com
383d26
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
383d26
(cherry picked from commit 23d702d898bdd8e6772d83ea9789767ed589e17e)
383d26
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
383d26
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
383d26
---
383d26
 blockjob.c                   | 27 ---------------------------
383d26
 include/block/blockjob_int.h | 14 --------------
383d26
 2 files changed, 41 deletions(-)
383d26
383d26
diff --git a/blockjob.c b/blockjob.c
383d26
index 7064389..b39d0f8 100644
383d26
--- a/blockjob.c
383d26
+++ b/blockjob.c
383d26
@@ -996,19 +996,6 @@ void *block_job_create(const char *job_id, const BlockJobDriver *driver,
383d26
     return job;
383d26
 }
383d26
 
383d26
-void block_job_pause_all(void)
383d26
-{
383d26
-    BlockJob *job = NULL;
383d26
-    while ((job = block_job_next(job))) {
383d26
-        AioContext *aio_context = blk_get_aio_context(job->blk);
383d26
-
383d26
-        aio_context_acquire(aio_context);
383d26
-        block_job_ref(job);
383d26
-        block_job_pause(job);
383d26
-        aio_context_release(aio_context);
383d26
-    }
383d26
-}
383d26
-
383d26
 void block_job_early_fail(BlockJob *job)
383d26
 {
383d26
     assert(job->status == BLOCK_JOB_STATUS_CREATED);
383d26
@@ -1086,20 +1073,6 @@ void coroutine_fn block_job_pause_point(BlockJob *job)
383d26
     }
383d26
 }
383d26
 
383d26
-void block_job_resume_all(void)
383d26
-{
383d26
-    BlockJob *job, *next;
383d26
-
383d26
-    QLIST_FOREACH_SAFE(job, &block_jobs, job_list, next) {
383d26
-        AioContext *aio_context = blk_get_aio_context(job->blk);
383d26
-
383d26
-        aio_context_acquire(aio_context);
383d26
-        block_job_resume(job);
383d26
-        block_job_unref(job);
383d26
-        aio_context_release(aio_context);
383d26
-    }
383d26
-}
383d26
-
383d26
 /*
383d26
  * Conditionally enter a block_job pending a call to fn() while
383d26
  * under the block_job_lock critical section.
383d26
diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h
383d26
index 642adce..d5a515d 100644
383d26
--- a/include/block/blockjob_int.h
383d26
+++ b/include/block/blockjob_int.h
383d26
@@ -169,20 +169,6 @@ void block_job_sleep_ns(BlockJob *job, int64_t ns);
383d26
 void block_job_yield(BlockJob *job);
383d26
 
383d26
 /**
383d26
- * block_job_pause_all:
383d26
- *
383d26
- * Asynchronously pause all jobs.
383d26
- */
383d26
-void block_job_pause_all(void);
383d26
-
383d26
-/**
383d26
- * block_job_resume_all:
383d26
- *
383d26
- * Resume all block jobs.  Must be paired with a preceding block_job_pause_all.
383d26
- */
383d26
-void block_job_resume_all(void);
383d26
-
383d26
-/**
383d26
  * block_job_early_fail:
383d26
  * @bs: The block device.
383d26
  *
383d26
-- 
383d26
1.8.3.1
383d26