From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: thuth@redhat.com, elmarco@redhat.com
Subject: Re: [PATCH v2 14/18] tcg: add "-accel tcg, tb-size" and deprecate "-tb-size"
Date: Mon, 9 Dec 2019 16:52:22 +0100 [thread overview]
Message-ID: <1383ee6f-7bc6-8e3c-571a-0a85a787b4be@redhat.com> (raw)
In-Reply-To: <1575903705-12925-15-git-send-email-pbonzini@redhat.com>
On 12/9/19 4:01 PM, Paolo Bonzini wrote:
> -tb-size fits nicely in the new framework for accelerator-specific options. It
> is a very niche option, so insta-deprecate it.
>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
[...]
> diff --git a/qemu-options.hx b/qemu-options.hx
> index 65c9473..9775258 100644
> --- a/qemu-options.hx
> +++ b/qemu-options.hx
> @@ -118,8 +118,9 @@ Select CPU model (@code{-cpu help} for list and additional feature selection)
> ETEXI
>
> DEF("accel", HAS_ARG, QEMU_OPTION_accel,
> - "-accel [accel=]accelerator[,thread=single|multi]\n"
> + "-accel [accel=]accelerator[,prop[=value][,...]]\n"
^ This seems from the previous patch, 'convert "-accel threads"'.
> " select accelerator (kvm, xen, hax, hvf, whpx or tcg; use 'help' for a list)\n"
> + " tb-size=n (TCG translation block cache size)\n"
> " thread=single|multi (enable multi-threaded TCG)\n", QEMU_ARCH_ALL)
> STEXI
> @item -accel @var{name}[,prop=@var{value}[,...]]
> @@ -129,6 +130,8 @@ kvm, xen, hax, hvf, whpx or tcg can be available. By default, tcg is used. If th
> more than one accelerator specified, the next one is used if the previous one
> fails to initialize.
> @table @option
> +@item tb-size=@var{n}
> +Controls the size (in MiB) of the TCG translation block cache.
> @item thread=single|multi
> Controls number of TCG threads. When the TCG is multi-threaded there will be one
> thread per vCPU therefor taking advantage of additional host cores. The default
[...]
next prev parent reply other threads:[~2019-12-09 15:53 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-09 15:01 [PATCH v2 00/18] Complete the implementation of -accel Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 01/18] memory: do not look at current_machine->accel Paolo Bonzini
2019-12-12 4:39 ` Richard Henderson
2019-12-09 15:01 ` [PATCH v2 02/18] vl: move icount configuration earlier Paolo Bonzini
2019-12-12 4:41 ` Richard Henderson
2019-12-09 15:01 ` [PATCH v2 03/18] tcg: move qemu_tcg_configure to accel/tcg/tcg-all.c Paolo Bonzini
2019-12-10 11:55 ` Philippe Mathieu-Daudé
2019-12-10 12:05 ` Marc-André Lureau
2019-12-12 4:47 ` Richard Henderson
2019-12-09 15:01 ` [PATCH v2 04/18] vl: extract accelerator option processing to a separate function Paolo Bonzini
2019-12-10 11:56 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 05/18] vl: merge -accel processing into configure_accelerators Paolo Bonzini
2019-12-10 11:57 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 06/18] accel: compile accel/accel.c just once Paolo Bonzini
2019-12-10 11:58 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 07/18] vl: introduce object_parse_property_opt Paolo Bonzini
2019-12-10 11:53 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 08/18] vl: configure accelerators from -accel options Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 09/18] vl: warn for unavailable accelerators, clarify messages Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 10/18] qom: introduce object_register_sugar_prop Paolo Bonzini
2019-12-10 12:36 ` Marc-André Lureau
2019-12-09 15:01 ` [PATCH v2 11/18] qom: add object_new_with_class Paolo Bonzini
2019-12-09 15:31 ` Philippe Mathieu-Daudé
2019-12-09 17:14 ` Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 12/18] accel: pass object to accel_init_machine Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 13/18] tcg: convert "-accel threads" to a QOM property Paolo Bonzini
2019-12-09 15:28 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 14/18] tcg: add "-accel tcg, tb-size" and deprecate "-tb-size" Paolo Bonzini
2019-12-09 15:52 ` Philippe Mathieu-Daudé [this message]
2019-12-09 17:18 ` Paolo Bonzini
2019-12-10 12:53 ` Marc-André Lureau
2019-12-09 15:01 ` [PATCH v2 15/18] xen: convert "-machine igd-passthru" to an accelerator property Paolo Bonzini
2019-12-09 15:48 ` Philippe Mathieu-Daudé
2019-12-10 12:56 ` Marc-André Lureau
2019-12-10 17:44 ` Paolo Bonzini
2019-12-09 15:01 ` [PATCH v2 16/18] kvm: convert "-machine kvm_shadow_mem" " Paolo Bonzini
2019-12-10 12:01 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 17/18] kvm: introduce kvm_kernel_irqchip_* functions Paolo Bonzini
2019-12-10 12:02 ` Philippe Mathieu-Daudé
2019-12-09 15:01 ` [PATCH v2 18/18] kvm: convert "-machine kernel_irqchip" to an accelerator property Paolo Bonzini
2019-12-10 12:05 ` Philippe Mathieu-Daudé
2019-12-09 22:42 ` [PATCH v2 00/18] Complete the implementation of -accel no-reply
2019-12-09 22:58 ` no-reply
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