From: Richard Henderson <richard.henderson@linaro.org>
To: Max Chou <max.chou@sifive.com>,
qemu-devel@nongnu.org, qemu-riscv@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Alistair Francis <alistair.francis@wdc.com>,
Bin Meng <bmeng.cn@gmail.com>, Weiwei Li <liwei1518@gmail.com>,
Daniel Henrique Barboza <dbarboza@ventanamicro.com>,
Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
Subject: Re: [RFC PATCH v4 1/5] accel/tcg: Avoid unnecessary call overhead from qemu_plugin_vcpu_mem_cb
Date: Wed, 19 Jun 2024 19:48:13 -0700 [thread overview]
Message-ID: <1580f5f3-968e-4aed-916b-d3d5b5ee0cc7@linaro.org> (raw)
In-Reply-To: <20240613175122.1299212-2-max.chou@sifive.com>
On 6/13/24 10:51, Max Chou wrote:
> If there are not any QEMU plugin memory callback functions, checking
> before calling the qemu_plugin_vcpu_mem_cb function can reduce the
> function call overhead.
>
> Signed-off-by: Max Chou<max.chou@sifive.com>
> ---
> accel/tcg/ldst_common.c.inc | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2024-06-20 2:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-13 17:51 [RFC PATCH v4 0/5] Improve the performance of RISC-V vector unit-stride/whole register ld/st instructions Max Chou
2024-06-13 17:51 ` [RFC PATCH v4 1/5] accel/tcg: Avoid unnecessary call overhead from qemu_plugin_vcpu_mem_cb Max Chou
2024-06-20 2:48 ` Richard Henderson [this message]
2024-06-20 7:50 ` Frank Chang
2024-06-20 14:27 ` Alex Bennée
2024-06-13 17:51 ` [RFC PATCH v4 2/5] target/riscv: rvv: Provide a fast path using direct access to host ram for unmasked unit-stride load/store Max Chou
2024-06-20 4:29 ` Richard Henderson
2024-06-25 15:14 ` Max Chou
2024-06-20 4:41 ` Richard Henderson
2024-06-13 17:51 ` [RFC PATCH v4 3/5] target/riscv: rvv: Provide a fast path using direct access to host ram for unit-stride whole register load/store Max Chou
2024-06-13 17:51 ` [RFC PATCH v4 4/5] target/riscv: rvv: Provide group continuous ld/st flow for unit-stride ld/st instructions Max Chou
2024-06-20 4:38 ` Richard Henderson
2024-06-24 6:50 ` Max Chou
2024-06-13 17:51 ` [RFC PATCH v4 5/5] target/riscv: Inline unit-stride ld/st and corresponding functions for performance Max Chou
2024-06-20 4:44 ` Richard Henderson
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