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From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Cornelia Huck <cohuck@redhat.com>,
	kvm@vger.kernel.org, David Hildenbrand <david@redhat.com>,
	Bin Meng <bin.meng@windriver.com>,
	Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
	Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>,
	Laurent Vivier <laurent@vivier.eu>,
	Max Filippov <jcmvbkbc@gmail.com>,
	Taylor Simpson <tsimpson@quicinc.com>,
	haxm-team@intel.com, Colin Xu <colin.xu@intel.com>,
	"Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
	Stafford Horne <shorne@gmail.com>, Marek Vasut <marex@denx.de>,
	Stefano Stabellini <sstabellini@kernel.org>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Paul Durrant <paul@xen.org>, Kamil Rytarowski <kamil@netbsd.org>,
	Reinoud Zandijk <reinoud@netbsd.org>,
	Claudio Fontana <cfontana@suse.de>,
	Anthony Perard <anthony.perard@citrix.com>,
	xen-devel@lists.xenproject.org,
	Artyom Tarasenko <atar4qemu@gmail.com>,
	Laurent Vivier <lvivier@redhat.com>,
	Thomas Huth <thuth@redhat.com>,
	Eduardo Habkost <ehabkost@redhat.com>, Greg Kurz <groug@kaod.org>,
	Cameron Esfahani <dirty@apple.com>,
	qemu-s390x@nongnu.org, qemu-arm@nongnu.org,
	Michael Rolnik <mrolnik@gmail.com>,
	Sunil Muthuswamy <sunilmut@microsoft.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	David Gibson <david@gibson.dropbear.id.au>,
	qemu-riscv@nongnu.org,
	Bastian Koppelmann <kbastian@mail.uni-paderborn.de>,
	Chris Wulff <crwulff@gmail.com>,
	Roman Bolshakov <r.bolshakov@yadro.com>,
	qemu-ppc@nongnu.org, Wenchao Wang <wenchao.wang@intel.com>,
	Alistair Francis <alistair.francis@wdc.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [PATCH v3 08/30] target/alpha: Restrict has_work() handler to sysemu and TCG
Date: Fri, 3 Sep 2021 22:34:30 +0200	[thread overview]
Message-ID: <740a2e5c-3dad-fc7d-b54a-0c405faa605e@amsat.org> (raw)
In-Reply-To: <3cd48aba-a1a1-cde3-3175-e9c462fcb220@linaro.org>

On 9/3/21 10:18 PM, Richard Henderson wrote:
> On 9/2/21 6:15 PM, Philippe Mathieu-Daudé wrote:
>> Restrict has_work() to TCG sysemu.
>>
>> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
>> ---
>>   target/alpha/cpu.c | 4 +++-
>>   1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c
>> index 93e16a2ffb4..32cf5a2ea9f 100644
>> --- a/target/alpha/cpu.c
>> +++ b/target/alpha/cpu.c
>> @@ -33,6 +33,7 @@ static void alpha_cpu_set_pc(CPUState *cs, vaddr value)
>>       cpu->env.pc = value;
>>   }
>>   +#if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY)
>>   static bool alpha_cpu_has_work(CPUState *cs)
> 
> Drop CONFIG_TCG for alpha; it's always true.

What is the rational? "Old" architectures (with no active /
official hw development) are unlikely to add hardware
acceleration, so TCG is the single one possible? Thus no
need to clutter the code with obvious #ifdef'ry?

> Otherwise,
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> 
> r~
> 

WARNING: multiple messages have this Message-ID (diff)
From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Chris Wulff <crwulff@gmail.com>,
	kvm@vger.kernel.org, David Hildenbrand <david@redhat.com>,
	Bin Meng <bin.meng@windriver.com>,
	Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
	Thomas Huth <thuth@redhat.com>, Max Filippov <jcmvbkbc@gmail.com>,
	Taylor Simpson <tsimpson@quicinc.com>,
	haxm-team@intel.com, Colin Xu <colin.xu@intel.com>,
	"Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
	Sunil Muthuswamy <sunilmut@microsoft.com>,
	Marek Vasut <marex@denx.de>,
	Stefano Stabellini <sstabellini@kernel.org>,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Paul Durrant <paul@xen.org>, Kamil Rytarowski <kamil@netbsd.org>,
	Reinoud Zandijk <reinoud@netbsd.org>,
	Claudio Fontana <cfontana@suse.de>,
	Anthony Perard <anthony.perard@citrix.com>,
	xen-devel@lists.xenproject.org,
	Artyom Tarasenko <atar4qemu@gmail.com>,
	Laurent Vivier <lvivier@redhat.com>,
	Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>,
	Eduardo Habkost <ehabkost@redhat.com>, Greg Kurz <groug@kaod.org>,
	Cameron Esfahani <dirty@apple.com>,
	qemu-s390x@nongnu.org, qemu-arm@nongnu.org,
	Michael Rolnik <mrolnik@gmail.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	qemu-ppc@nongnu.org, Stafford Horne <shorne@gmail.com>,
	David Gibson <david@gibson.dropbear.id.au>,
	qemu-riscv@nongnu.org,
	Bastian Koppelmann <kbastian@mail.uni-paderborn.de>,
	Cornelia Huck <cohuck@redhat.com>,
	Roman Bolshakov <r.bolshakov@yadro.com>,
	Laurent Vivier <laurent@vivier.eu>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Wenchao Wang <wenchao.wang@intel.com>,
	Alistair Francis <alistair.francis@wdc.com>,
	Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [PATCH v3 08/30] target/alpha: Restrict has_work() handler to sysemu and TCG
Date: Fri, 3 Sep 2021 22:34:30 +0200	[thread overview]
Message-ID: <740a2e5c-3dad-fc7d-b54a-0c405faa605e@amsat.org> (raw)
In-Reply-To: <3cd48aba-a1a1-cde3-3175-e9c462fcb220@linaro.org>

On 9/3/21 10:18 PM, Richard Henderson wrote:
> On 9/2/21 6:15 PM, Philippe Mathieu-Daudé wrote:
>> Restrict has_work() to TCG sysemu.
>>
>> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
>> ---
>>   target/alpha/cpu.c | 4 +++-
>>   1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c
>> index 93e16a2ffb4..32cf5a2ea9f 100644
>> --- a/target/alpha/cpu.c
>> +++ b/target/alpha/cpu.c
>> @@ -33,6 +33,7 @@ static void alpha_cpu_set_pc(CPUState *cs, vaddr value)
>>       cpu->env.pc = value;
>>   }
>>   +#if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY)
>>   static bool alpha_cpu_has_work(CPUState *cs)
> 
> Drop CONFIG_TCG for alpha; it's always true.

What is the rational? "Old" architectures (with no active /
official hw development) are unlikely to add hardware
acceleration, so TCG is the single one possible? Thus no
need to clutter the code with obvious #ifdef'ry?

> Otherwise,
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> 
> r~
> 


  reply	other threads:[~2021-09-03 20:34 UTC|newest]

Thread overview: 130+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-02 16:15 [PATCH v3 00/30] accel: Move has_work() from SysemuCPUOps to AccelOpsClass Philippe Mathieu-Daudé
2021-09-02 16:15 ` Philippe Mathieu-Daudé
2021-09-02 16:15 ` [PATCH v3 01/30] accel/tcg: Restrict cpu_handle_halt() to sysemu Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 19:31   ` Richard Henderson
2021-09-03 19:31     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 02/30] hw/core: Restrict cpu_has_work() " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:11   ` Richard Henderson
2021-09-03 20:11     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 03/30] hw/core: Un-inline cpu_has_work() Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:11   ` Richard Henderson
2021-09-03 20:11     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 04/30] sysemu: Introduce AccelOpsClass::has_work() Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:14   ` Richard Henderson
2021-09-03 20:14     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 05/30] accel/kvm: Implement AccelOpsClass::has_work() Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:15   ` Richard Henderson
2021-09-03 20:15     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 06/30] accel/whpx: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:16   ` Richard Henderson
2021-09-03 20:16     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 07/30] accel/tcg: Implement AccelOpsClass::has_work() as stub Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:17   ` Richard Henderson
2021-09-03 20:17     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 08/30] target/alpha: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:18   ` Richard Henderson
2021-09-03 20:18     ` Richard Henderson
2021-09-03 20:34     ` Philippe Mathieu-Daudé [this message]
2021-09-03 20:34       ` Philippe Mathieu-Daudé
2021-09-03 20:38       ` Richard Henderson
2021-09-03 20:38         ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 09/30] target/arm: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:19   ` Richard Henderson
2021-09-03 20:19     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 10/30] target/avr: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:20   ` Richard Henderson
2021-09-03 20:20     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 11/30] target/cris: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:21   ` Richard Henderson
2021-09-03 20:21     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 12/30] target/hexagon: Remove unused has_work() handler Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:21   ` Richard Henderson
2021-09-03 20:21     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 13/30] target/hppa: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:22   ` Richard Henderson
2021-09-03 20:22     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 14/30] target/i386: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:23   ` Richard Henderson
2021-09-03 20:23     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 15/30] target/m68k: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:24   ` Richard Henderson
2021-09-03 20:24     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 16/30] target/microblaze: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:25   ` Richard Henderson
2021-09-03 20:25     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 17/30] target/mips: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:26   ` Richard Henderson
2021-09-03 20:26     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 18/30] target/nios2: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:31   ` Richard Henderson
2021-09-03 20:31     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 19/30] target/openrisc: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:31   ` Richard Henderson
2021-09-03 20:31     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 20/30] target/ppc: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03  0:49   ` David Gibson
2021-09-03  0:49     ` David Gibson
2021-09-03 20:43   ` Richard Henderson
2021-09-03 20:43     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 21/30] target/ppc: Introduce PowerPCCPUClass::has_work() Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03  0:50   ` David Gibson
2021-09-03  0:50     ` David Gibson
2021-09-03 20:38     ` Philippe Mathieu-Daudé
2021-09-03 20:38       ` Philippe Mathieu-Daudé
2021-09-03 20:42     ` Richard Henderson
2021-09-03 20:42       ` Richard Henderson
2021-09-03 21:11       ` Philippe Mathieu-Daudé
2021-09-03 21:11         ` Philippe Mathieu-Daudé
2021-09-11 22:31         ` Philippe Mathieu-Daudé
2021-09-11 22:31           ` Philippe Mathieu-Daudé
2021-09-12 12:31           ` Richard Henderson
2021-09-12 12:31             ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 22/30] target/ppc: Simplify has_work() handlers Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:43   ` Richard Henderson
2021-09-03 20:43     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 23/30] target/riscv: Restrict has_work() handler to sysemu and TCG Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:43   ` Richard Henderson
2021-09-03 20:43     ` Richard Henderson
2021-09-02 16:15 ` [PATCH v3 24/30] target/rx: " Philippe Mathieu-Daudé
2021-09-02 16:15   ` Philippe Mathieu-Daudé
2021-09-03 20:44   ` Richard Henderson
2021-09-03 20:44     ` Richard Henderson
2021-09-03 17:55 ` [PATCH v3 25/30] target/s390x: " Philippe Mathieu-Daudé
2021-09-03 20:44   ` Richard Henderson
2021-09-03 18:13 ` [PATCH v3 26/30] target/sh4: " Philippe Mathieu-Daudé
2021-09-03 20:45   ` Richard Henderson
2021-09-03 18:14 ` [PATCH v3 27/30] target/sparc: " Philippe Mathieu-Daudé
2021-09-03 20:46   ` Richard Henderson
2021-09-03 18:14 ` [PATCH v3 28/30] target/tricore: " Philippe Mathieu-Daudé
2021-09-03 20:46   ` Richard Henderson
2021-09-03 18:15 ` [PATCH v3 29/30] target/xtensa: " Philippe Mathieu-Daudé
2021-09-03 20:47   ` Richard Henderson
2021-09-03 18:19 ` [PATCH v3 30/30] accel: Add missing AccelOpsClass::has_work() and drop SysemuCPUOps one Philippe Mathieu-Daudé
2021-09-03 18:19   ` Philippe Mathieu-Daudé
2021-09-03 20:48   ` Richard Henderson
2021-09-03 20:48     ` Richard Henderson
2021-09-06  6:48   ` Paul Durrant
2021-09-06  6:48     ` Paul Durrant

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