From: Richard Henderson <richard.henderson@linaro.org>
To: Stafford Horne <shorne@gmail.com>,
QEMU Development <qemu-devel@nongnu.org>
Cc: Openrisc <openrisc@lists.librecores.org>
Subject: Re: [PATCH v3 08/11] target/openrisc: Enable MTTCG
Date: Fri, 29 Jul 2022 16:42:54 -0700 [thread overview]
Message-ID: <a12ba704-b29c-a521-c664-7838c058ebf5@linaro.org> (raw)
In-Reply-To: <20220729230117.3768312-9-shorne@gmail.com>
On 7/29/22 16:01, Stafford Horne wrote:
> This patch enables multithread TCG for OpenRISC. Since the or1k shared
> syncrhonized timer can be updated from each vCPU via helpers we use a
> mutex to synchronize updates.
>
> Signed-off-by: Stafford Horne<shorne@gmail.com>
> ---
> Since v2:
> - Removed cpu_openrisc_timer_has_advanced lock optimization, measuring revealed
> it did not help much.
>
> configs/targets/or1k-softmmu.mak | 1 +
> target/openrisc/cpu.h | 2 ++
> target/openrisc/sys_helper.c | 7 ++++++-
> 3 files changed, 9 insertions(+), 1 deletion(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2022-07-29 23:44 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-29 23:01 [PATCH v3 00/11] OpenRISC Virtual Machine Stafford Horne
2022-07-29 23:01 ` [PATCH v3 01/11] hw/openrisc: Split re-usable boot time apis out to boot.c Stafford Horne
2022-07-29 23:01 ` [PATCH v3 02/11] target/openrisc: Fix memory reading in debugger Stafford Horne
2022-07-29 23:01 ` [PATCH v3 03/11] goldfish_rtc: Add big-endian property Stafford Horne
2022-07-29 23:39 ` Richard Henderson
2022-07-29 23:01 ` [PATCH v3 04/11] hw/openrisc: Add the OpenRISC virtual machine Stafford Horne
2022-07-29 23:01 ` [PATCH v3 05/11] hw/openrisc: Add PCI bus support to virt Stafford Horne
2022-07-29 23:01 ` [PATCH v3 06/11] hw/openrisc: Initialize timer time at startup Stafford Horne
2022-07-29 23:42 ` Richard Henderson
2022-07-29 23:01 ` [PATCH v3 07/11] target/openrisc: Add interrupted CPU to log Stafford Horne
2022-07-29 23:01 ` [PATCH v3 08/11] target/openrisc: Enable MTTCG Stafford Horne
2022-07-29 23:42 ` Richard Henderson [this message]
2022-08-02 2:03 ` Stafford Horne
2022-07-29 23:01 ` [PATCH v3 09/11] target/openrisc: Interrupt handling fixes Stafford Horne
2022-07-29 23:01 ` [PATCH v3 10/11] hw/openrisc: virt: pass random seed to fdt Stafford Horne
2022-07-29 23:01 ` [PATCH v3 11/11] docs/system: openrisc: Add OpenRISC documentation Stafford Horne
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