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From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: qemu-devel@nongnu.org
Cc: "Richard Henderson" <richard.henderson@linaro.org>,
	"Philippe Mathieu-Daudé" <f4bug@amsat.org>
Subject: [PATCH v8 04/40] hw/core: Move cpu_common_has_work() to cpu_has_work()
Date: Mon, 27 Sep 2021 00:26:40 +0200	[thread overview]
Message-ID: <20210926222716.1732932-5-f4bug@amsat.org> (raw)
In-Reply-To: <20210926222716.1732932-1-f4bug@amsat.org>

cpu_class_init() always register cpu_common_has_work() as
CPUClass::has_work() handler, so the assertion check in
cpu_has_work() is pointless.
Since cpu_common_has_work() simply returns 'false', we can
inline it in cpu_has_work(), improving the function readability.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/core/cpu-common.c | 6 ------
 softmmu/cpus.c       | 6 ++++--
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/hw/core/cpu-common.c b/hw/core/cpu-common.c
index e2f5a646046..5ed1ccdfdd5 100644
--- a/hw/core/cpu-common.c
+++ b/hw/core/cpu-common.c
@@ -143,11 +143,6 @@ static void cpu_common_reset(DeviceState *dev)
     }
 }
 
-static bool cpu_common_has_work(CPUState *cs)
-{
-    return false;
-}
-
 ObjectClass *cpu_class_by_name(const char *typename, const char *cpu_model)
 {
     CPUClass *cc = CPU_CLASS(object_class_by_name(typename));
@@ -279,7 +274,6 @@ static void cpu_class_init(ObjectClass *klass, void *data)
 
     k->parse_features = cpu_common_parse_features;
     k->get_arch_id = cpu_common_get_arch_id;
-    k->has_work = cpu_common_has_work;
     k->gdb_read_register = cpu_common_gdb_read_register;
     k->gdb_write_register = cpu_common_gdb_write_register;
     set_bit(DEVICE_CATEGORY_CPU, dc->categories);
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index 6a05860f7fe..accb20f0589 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -255,8 +255,10 @@ bool cpu_has_work(CPUState *cpu)
 {
     CPUClass *cc = CPU_GET_CLASS(cpu);
 
-    g_assert(cc->has_work);
-    return cc->has_work(cpu);
+    if (cc->has_work && cc->has_work(cpu)) {
+        return true;
+    }
+    return false;
 }
 
 static int do_vm_stop(RunState state, bool send_stop)
-- 
2.31.1



  parent reply	other threads:[~2021-09-26 22:37 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-26 22:26 [PATCH v8 00/40] accel: Move has_work() from CPUClass to AccelOpsClass Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 01/40] accel: Simplify qemu_init_vcpu() Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 02/40] hw/core: Restrict cpu_has_work() to sysemu Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 03/40] hw/core: Un-inline cpu_has_work() Philippe Mathieu-Daudé
2021-09-26 22:26 ` Philippe Mathieu-Daudé [this message]
2021-09-26 23:58   ` [PATCH v8 04/40] hw/core: Move cpu_common_has_work() to cpu_has_work() Richard Henderson
2021-09-26 22:26 ` [PATCH v8 05/40] accel: Introduce AccelOpsClass::has_work() Philippe Mathieu-Daudé
2021-09-26 23:59   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 06/40] accel/kvm: Implement AccelOpsClass::has_work() Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 07/40] accel/whpx: " Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 08/40] accel/hvf: " Philippe Mathieu-Daudé
2021-09-27  0:00   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 09/40] accel/xen: " Philippe Mathieu-Daudé
2021-09-27  0:01   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 10/40] accel/hax: " Philippe Mathieu-Daudé
2021-09-27  0:01   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 11/40] accel/nvmm: " Philippe Mathieu-Daudé
2021-09-27  0:02   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 12/40] accel/qtest: " Philippe Mathieu-Daudé
2021-09-27  0:02   ` Richard Henderson
2021-09-26 22:26 ` [PATCH v8 13/40] accel/tcg: " Philippe Mathieu-Daudé
2021-09-27  0:12   ` Richard Henderson
2021-09-27  4:38     ` Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 14/40] accel: Simplify cpu_has_work() Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 15/40] accel/tcg: Introduce TCGCPUOps::has_work() Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 16/40] target/arm: Explicit v7M cores use arm_cpu_has_work as CPUClass:has_work Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 17/40] target/arm: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 18/40] target/alpha: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 19/40] target/avr: " Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 20/40] target/cris: " Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 21/40] target/hexagon: Remove unused has_work() handler Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 22/40] target/hppa: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:26 ` [PATCH v8 23/40] target/i386: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 24/40] target/m68k: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 25/40] target/microblaze: " Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 26/40] target/mips: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 27/40] target/nios2: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 28/40] target/openrisc: " Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 29/40] target/ppc: Introduce PowerPCCPUClass::has_work() Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 30/40] target/ppc: Restrict has_work() handlers to sysemu and TCG Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 31/40] target/riscv: Restrict has_work() handler " Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 32/40] target/rx: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 33/40] target/s390x: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 34/40] target/sh4: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 35/40] target/sparc: Remove pointless use of CONFIG_TCG definition Philippe Mathieu-Daudé
2021-09-29  7:06   ` Mark Cave-Ayland
2021-09-26 22:27 ` [PATCH v8 36/40] target/sparc: Restrict has_work() handler to sysemu Philippe Mathieu-Daudé
2021-09-29  7:07   ` Mark Cave-Ayland
2021-09-26 22:27 ` [PATCH v8 37/40] target/tricore: " Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 38/40] target/xtensa: " Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 39/40] accel/tcg: Remove CPUClass::has_work() Philippe Mathieu-Daudé
2021-09-26 22:27 ` [PATCH v8 40/40] accel/tcg: Simplify tcg_cpu_has_work() Philippe Mathieu-Daudé

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