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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499877d20fdsm5607615e9.1.2026.08.13.11.17.11 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 13 Aug 2026 11:17:12 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Daniel Henrique Barboza , Paolo Bonzini , Pierrick Bouvier , Mohamed Mediouni , Alexander Graf , qemu-ppc@nongnu.org, qemu-riscv@nongnu.org, kvm@vger.kernel.org, Richard Henderson , qemu-arm@nongnu.org, Magnus Kulke , Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 04/16] cpus: Rename qemu_cpu_stop() to qemu_cpu_ack_stop_request() Date: Thu, 13 Aug 2026 20:16:27 +0200 Message-ID: <20260813181640.6537-5-philmd@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260813181640.6537-1-philmd@oss.qualcomm.com> References: <20260813181640.6537-1-philmd@oss.qualcomm.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODEzMDEzMiBTYWx0ZWRfX5bITwXEgI7e/ USqQKgKq8V72qchUN9bwAmYO350j07WBlw6spgMre40Fqkc/5cl0dkwIo2qdS7cNB+9SI+Dy+gA noIloOlIPzYICOFty0cqWwJomQeblbJbOXF5S14QGCQICbyNthKLvsS3mtWocDR43OI6IZWH5Vy Rz0E16dSxF121jou/PfmqGBq7bsClrTFTtOu/bAITiE/CIjPMV60GvJrZaM+VD9YmZyAAX++kSl sfmDZ3E6hHZ1jffPKj6F/Dmy6Je3E5EofHkBWBGoJ3pHX2JQgiq3xOUUidarEsVyrfqEUevQxm3 0vwzLxRmYFB19fUShRIxHYwBWKnvw+q7KzWh0clBK4LNymISEnmixEd68ROT9+7zNaRk+OSMSDI Nidrc2FtlVDIiE2GlABoSww0KFRtNeGmvviZawwbT69AboDoKyjjhUg+mKKd8TV4mtUMwQva1E8 DFxUP36MblZIdre6osQ== X-Authority-Analysis: v=2.4 cv=AaSB2XXG c=1 sm=1 tr=0 ts=6a7e0a2a cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=4s3hRJSeHn4rkQlkrse1kQ==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=M51BFTxLslgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=oALTtu6IgWlc6orpIWcA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-ORIG-GUID: Pdkxo3FDyexeX44s7ugAdBgvsm2eUZKd X-Proofpoint-GUID: Pdkxo3FDyexeX44s7ugAdBgvsm2eUZKd X-Proofpoint-Spam-Info: AW1haW4tMjYwODEzMDEzMiBTYWx0ZWRfX5e161lMKwQyR bt9FI/fFbhj57qQOqE5hN0jWQn6LlxHv+yZEAEYyPX1mC5p+HAwNavCXQq8S7OQx711IBzoNdf7 ko5BFJvVkpajxw+AwuYdCrkmMTgOgLk= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-13_05,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 malwarescore=0 clxscore=1015 priorityscore=1501 spamscore=0 impostorscore=0 suspectscore=0 bulkscore=0 lowpriorityscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608130132 Stopping a vCPU is not a simple state transition: an asynchronous request (CPUState::stop flag) is acknowledged (CPUState::stopped flag). Use a better name to clarify. Signed-off-by: Philippe Mathieu-Daudé --- system/cpus.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/system/cpus.c b/system/cpus.c index 1a6fd286a81..f69558c760c 100644 --- a/system/cpus.c +++ b/system/cpus.c @@ -382,7 +382,8 @@ void run_on_cpu(CPUState *cpu, run_on_cpu_func func, run_on_cpu_data data) do_run_on_cpu(cpu, func, data, &bql); } -static void qemu_cpu_stop(CPUState *cpu, bool exit) +/* Must be called by the owning thread */ +static void qemu_cpu_ack_stop_request(CPUState *cpu, bool exit) { g_assert(qemu_cpu_is_self(cpu)); cpu->stop = false; @@ -397,7 +398,7 @@ void qemu_process_cpu_events_common(CPUState *cpu) { qatomic_set_mb(&cpu->thread_kicked, false); if (cpu->stop) { - qemu_cpu_stop(cpu, false); + qemu_cpu_ack_stop_request(cpu, false); } process_queued_cpu_work(cpu); } @@ -555,7 +556,7 @@ void cpu_thread_signal_destroyed(CPUState *cpu) void cpu_pause(CPUState *cpu) { if (qemu_cpu_is_self(cpu)) { - qemu_cpu_stop(cpu, true); + qemu_cpu_ack_stop_request(cpu, true); } else { cpu->stop = true; cpu_exit(cpu); -- 2.53.0