From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: "Claudio Fontana" <cfontana@suse.de>,
"Peter Maydell" <peter.maydell@linaro.org>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Alex Bennée" <alex.bennee@linaro.org>
Cc: qemu-devel <qemu-devel@nongnu.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Roman Bolshakov <r.bolshakov@yadro.com>,
Claudio Fontana <cfontana@centriq4.arch.suse.de>,
Eduardo Habkost <ehabkost@redhat.com>
Subject: Re: [RFC v1 32/38] target/arm: cpu: do not initialize TCG PMU for KVM
Date: Sun, 21 Feb 2021 10:53:53 +0100 [thread overview]
Message-ID: <ea91e888-10db-8abe-7a62-bc4532ba99eb@amsat.org> (raw)
In-Reply-To: <20210221092449.7545-33-cfontana@suse.de>
On 2/21/21 10:24 AM, Claudio Fontana wrote:
> From: Claudio Fontana <cfontana@centriq4.arch.suse.de>
>
> KVM uses its own PMU initialization.
>
> Signed-off-by: Claudio Fontana <cfontana@suse.de>
> ---
> target/arm/cpu.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/target/arm/cpu.c b/target/arm/cpu.c
> index a8321fecf8..d334987cad 100644
> --- a/target/arm/cpu.c
> +++ b/target/arm/cpu.c
> @@ -1648,6 +1648,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
> unset_feature(env, ARM_FEATURE_PMU);
> }
> if (arm_feature(env, ARM_FEATURE_PMU)) {
> +#ifdef CONFIG_TCG
Shouldn't this be #if !defined(CONFIG_KVM) ?
> pmu_init(cpu);
>
> if (!kvm_enabled()) {
And remove this ^
> @@ -1659,6 +1660,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
> cpu->pmu_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, arm_pmu_timer_cb,
> cpu);
> #endif
> +#endif /* CONFIG_TCG */
> } else {
> cpu->isar.id_aa64dfr0 =
> FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, PMUVER, 0);
>
next parent reply other threads:[~2021-02-21 9:54 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210221092449.7545-1-cfontana@suse.de>
[not found] ` <20210221092449.7545-33-cfontana@suse.de>
2021-02-21 9:53 ` Philippe Mathieu-Daudé [this message]
2021-02-21 13:59 ` [RFC v1 32/38] target/arm: cpu: do not initialize TCG PMU for KVM Claudio Fontana
2021-02-22 6:11 ` Richard Henderson
[not found] ` <20210221092449.7545-35-cfontana@suse.de>
2021-02-21 9:55 ` [RFC v1 34/38] target/arm: cpu: only initialize TCG gt timers under CONFIG_TCG Philippe Mathieu-Daudé
2021-02-21 13:59 ` Claudio Fontana
2021-02-22 8:35 ` Claudio Fontana
2021-03-01 18:19 ` Olaf Hering
[not found] ` <87v9ak5cz0.fsf@linaro.org>
2021-02-23 9:12 ` Claudio Fontana
2021-02-23 11:01 ` Alex Bennée
2021-02-23 11:36 ` Claudio Fontana
2021-02-23 12:38 ` Claudio Fontana
2021-02-23 14:47 ` Paolo Bonzini
2021-02-22 5:35 ` [RFC v1 00/38] arm cleanup experiment for kvm-only build Richard Henderson
2021-02-22 8:43 ` Claudio Fontana
2021-02-22 11:56 ` Philippe Mathieu-Daudé
2021-02-22 16:08 ` Richard Henderson
2021-02-22 16:57 ` Alex Bennée
2021-02-23 9:17 ` Claudio Fontana
[not found] ` <20210221092449.7545-21-cfontana@suse.de>
2021-02-22 5:48 ` [RFC v1 20/38] target/arm: move arm_hcr_el2_eff to common_cpu Richard Henderson
[not found] ` <20210221092449.7545-24-cfontana@suse.de>
2021-02-22 5:52 ` [RFC v1 23/38] target/arm: move arm_mmu_idx_el to common-cpu Richard Henderson
[not found] ` <20210221092449.7545-25-cfontana@suse.de>
2021-02-22 6:02 ` [RFC v1 24/38] target/arm: move aa64_va_parameter_tbi,tbid,tcma and arm_rebuild_hflags Richard Henderson
2021-02-23 10:07 ` Claudio Fontana
2021-02-23 16:30 ` Richard Henderson
[not found] ` <20210221092449.7545-26-cfontana@suse.de>
2021-02-22 6:04 ` [RFC v1 25/38] target/arm: move fp_exception_el outside of tcg helpers Richard Henderson
[not found] ` <20210221092449.7545-27-cfontana@suse.de>
2021-02-22 6:05 ` [RFC v1 26/38] target/arm: move sve_exception_el to cpu Richard Henderson
[not found] ` <20210221092449.7545-28-cfontana@suse.de>
2021-02-22 6:06 ` [RFC v1 27/38] target/arm: move sve_zcr_len_for_el to common_cpu Richard Henderson
2021-02-25 17:28 ` Claudio Fontana
2021-02-25 20:13 ` Claudio Fontana
2021-02-26 4:01 ` Richard Henderson
[not found] ` <20210221092449.7545-29-cfontana@suse.de>
2021-02-22 6:09 ` [RFC v1 28/38] target/arm: make arm_pmu_timer_cb TCG-only, starting tcg-stub Richard Henderson
[not found] ` <20210221092449.7545-2-cfontana@suse.de>
2021-02-22 6:14 ` [RFC v1 01/38] target/arm: move translate modules to tcg/ Richard Henderson
[not found] ` <20210221092449.7545-4-cfontana@suse.de>
2021-02-22 6:16 ` [RFC v1 03/38] arm: tcg: only build under CONFIG_TCG Richard Henderson
[not found] ` <20210221092449.7545-6-cfontana@suse.de>
2021-02-22 6:21 ` [RFC v1 05/38] target/arm: wrap arm_cpu_exec_interrupt in CONFIG_TCG Richard Henderson
2021-02-22 8:31 ` Claudio Fontana
2021-02-22 15:54 ` Richard Henderson
2021-02-23 8:46 ` Claudio Fontana
[not found] ` <20210221092449.7545-9-cfontana@suse.de>
2021-02-22 6:29 ` [RFC v1 08/38] target/arm/tcg: split softmmu parts of v8_cp_reginfo and el2_cp_reginfo Richard Henderson
[not found] ` <20210221092449.7545-3-cfontana@suse.de>
2021-02-22 6:16 ` [RFC v1 02/38] target/arm: move helpers to tcg/ Richard Henderson
2021-02-22 17:20 ` Philippe Mathieu-Daudé
[not found] ` <20210221092449.7545-5-cfontana@suse.de>
[not found] ` <87eeh857xf.fsf@linaro.org>
2021-02-23 8:44 ` [RFC v1 04/38] target/arm: move psci.c into tcg/softmmu/ Claudio Fontana
[not found] ` <20210221092449.7545-7-cfontana@suse.de>
[not found] ` <87blcc57rj.fsf@linaro.org>
2021-02-23 8:55 ` [RFC v1 06/38] target/arm: split off cpu-softmmu.c Claudio Fontana
2021-02-23 9:16 ` Philippe Mathieu-Daudé
2021-02-23 9:35 ` Claudio Fontana
2021-02-23 18:18 ` softmmu vs sysemu [Was: Re: [RFC v1 06/38] target/arm: split off cpu-softmmu.c] Claudio Fontana
2021-02-23 18:51 ` Richard Henderson
2021-02-23 23:43 ` Philippe Mathieu-Daudé
2021-02-24 0:06 ` Richard Henderson
2021-02-24 9:20 ` Paolo Bonzini
2021-02-24 9:30 ` Claudio Fontana
2021-02-24 10:00 ` Paolo Bonzini
[not found] ` <875z2k53mn.fsf@linaro.org>
2021-02-23 9:18 ` [RFC v1 00/38] arm cleanup experiment for kvm-only build Philippe Mathieu-Daudé
2021-03-01 11:52 ` Claudio Fontana
2021-03-01 16:23 ` Alex Bennée
2021-03-03 17:57 ` Claudio Fontana
2021-03-03 18:09 ` Peter Maydell
2021-03-03 18:17 ` Claudio Fontana
2021-03-03 18:20 ` Claudio Fontana
2021-03-03 18:30 ` Philippe Mathieu-Daudé
2021-03-03 18:39 ` Richard Henderson
2021-03-03 18:45 ` Claudio Fontana
2021-03-03 18:54 ` Richard Henderson
2021-03-04 16:39 ` Philippe Mathieu-Daudé
2021-03-04 17:19 ` Claudio Fontana
2021-03-04 17:47 ` Philippe Mathieu-Daudé
2021-03-04 19:24 ` Peter Maydell
2021-03-05 9:04 ` Claudio Fontana
2021-03-03 18:34 ` Philippe Mathieu-Daudé
2021-03-03 18:38 ` Claudio Fontana
2021-02-23 9:18 ` Claudio Fontana
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=ea91e888-10db-8abe-7a62-bc4532ba99eb@amsat.org \
--to=f4bug@amsat.org \
--cc=alex.bennee@linaro.org \
--cc=cfontana@centriq4.arch.suse.de \
--cc=cfontana@suse.de \
--cc=ehabkost@redhat.com \
--cc=pbonzini@redhat.com \
--cc=peter.maydell@linaro.org \
--cc=qemu-devel@nongnu.org \
--cc=r.bolshakov@yadro.com \
--cc=richard.henderson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).