From: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, peter.maydell@linaro.org,
boost.lists@gmail.com, quintela@redhat.com, jasowang@redhat.com,
mst@redhat.com, zuban32s@gmail.com,
maria.klimushenkova@ispras.ru, dovgaluk@ispras.ru,
kraxel@redhat.com, pavel.dovgaluk@ispras.ru, pbonzini@redhat.com,
alex.bennee@linaro.org
Subject: [Qemu-devel] [RFC PATCH v5 13/24] kvm: remove BQL lock/unlock
Date: Tue, 23 Jan 2018 11:54:32 +0300 [thread overview]
Message-ID: <20180123085432.3419.84711.stgit@pasha-VirtualBox> (raw)
In-Reply-To: <20180123085319.3419.97865.stgit@pasha-VirtualBox>
BQL now is used only for waiting for IO events.
This patch also removes lock/unlock from kvm module.
Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
---
accel/kvm/kvm-all.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 9628512..d708c7f 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -1861,7 +1861,6 @@ int kvm_cpu_exec(CPUState *cpu)
return EXCP_HLT;
}
- qemu_mutex_unlock_iothread();
cpu_exec_start(cpu);
do {
MemTxAttrs attrs;
@@ -1992,7 +1991,6 @@ int kvm_cpu_exec(CPUState *cpu)
} while (ret == 0);
cpu_exec_end(cpu);
- qemu_mutex_lock_iothread();
if (ret < 0) {
cpu_dump_state(cpu, stderr, fprintf, CPU_DUMP_CODE);
next prev parent reply other threads:[~2018-01-23 8:54 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-23 8:53 [Qemu-devel] [RFC PATCH v5 00/24] replay additions Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 01/24] cpu-exec: fix exception_index handling Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 02/24] block: implement bdrv_snapshot_goto for blkreplay Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 03/24] blkreplay: create temporary overlay for underlaying devices Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 04/24] replay: disable default snapshot for record/replay Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 05/24] replay: fix processing async events Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 06/24] replay: fixed replay_enable_events Pavel Dovgalyuk
2018-01-23 8:53 ` [Qemu-devel] [RFC PATCH v5 07/24] replay: fix save/load vm for non-empty queue Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 08/24] replay: added replay log format description Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 09/24] replay: save prior value of the host clock Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 10/24] target/arm/arm-powertctl: drop BQL assertions Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 11/24] cpus: push BQL lock to qemu_*_wait_io_event Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 12/24] hax: remove BQL lock/unlock Pavel Dovgalyuk
2018-01-23 8:54 ` Pavel Dovgalyuk [this message]
2018-01-31 1:24 ` [Qemu-devel] [RFC PATCH v5 13/24] kvm: " Paolo Bonzini
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 14/24] replay/replay.c: bump REPLAY_VERSION again Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 15/24] replay/replay-internal.c: track holding of replay_lock Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 16/24] replay: make locking visible outside replay code Pavel Dovgalyuk
2018-01-23 8:54 ` [Qemu-devel] [RFC PATCH v5 17/24] replay: push replay_mutex_lock up the call tree Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 18/24] replay: don't destroy mutex at exit Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 19/24] replay: check return values of fwrite Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 20/24] replay: avoid recursive call of checkpoints Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 21/24] scripts/replay-dump.py: replay log dumper Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 22/24] replay: don't process async events when warping the clock Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 23/24] replay: save vmstate of the asynchronous events Pavel Dovgalyuk
2018-01-23 8:55 ` [Qemu-devel] [RFC PATCH v5 24/24] replay: don't drain/flush bdrv queue while RR is working Pavel Dovgalyuk
2018-01-23 9:32 ` [Qemu-devel] [RFC PATCH v5 00/24] replay additions no-reply
2018-01-30 5:57 ` Pavel Dovgalyuk
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