From: Richard Henderson <richard.henderson@linaro.org>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: peterx@redhat.com, imammedo@redhat.com,
Peter Maydell <peter.maydell@linaro.org>
Subject: Re: [PATCH 04/18] target-arm: remove uses of cpu_interrupt() for user-mode emulation
Date: Sat, 30 Aug 2025 08:18:50 +1000 [thread overview]
Message-ID: <56d449f5-3572-4cf8-b875-07a2aaf1f094@linaro.org> (raw)
In-Reply-To: <20250829152909.1589668-5-pbonzini@redhat.com>
On 8/30/25 01:28, Paolo Bonzini wrote:
> Arm leaves around some functions that use cpu_interrupt(), even for
> user-mode emulation when the code is unreachable. Pull out the
> system-mode implementation to a separate file, and add stubs for
> CONFIG_USER_ONLY.
>
> Cc: Peter Maydell<peter.maydell@linaro.org>
> Signed-off-by: Paolo Bonzini<pbonzini@redhat.com>
> ---
> target/arm/internals.h | 5 +
> target/arm/cpu-irq.c | 381 +++++++++++++++++++++++++++++++++++++++++
> target/arm/cpu.c | 370 ---------------------------------------
> target/arm/el2-stubs.c | 37 ++++
> target/arm/helper.c | 4 +
> target/arm/meson.build | 2 +
> 6 files changed, 429 insertions(+), 370 deletions(-)
> create mode 100644 target/arm/cpu-irq.c
> create mode 100644 target/arm/el2-stubs.c
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2025-08-30 16:26 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-29 15:28 [PATCH v2 00/18] accel, cpus: clean up cpu->exit_request Paolo Bonzini
2025-08-29 15:28 ` [PATCH 01/18] target/ppc: limit cpu_interrupt_exittb to system emulation Paolo Bonzini
2025-08-29 21:32 ` Richard Henderson
2025-09-01 13:03 ` Igor Mammedov
2025-08-29 15:28 ` [PATCH 02/18] target/sparc: limit cpu_check_irqs " Paolo Bonzini
2025-08-29 21:32 ` Richard Henderson
2025-09-01 11:20 ` Philippe Mathieu-Daudé
2025-08-29 15:28 ` [PATCH 03/18] target/i386: limit a20 " Paolo Bonzini
2025-08-29 21:32 ` Richard Henderson
2025-09-01 7:44 ` Philippe Mathieu-Daudé
2025-09-01 13:05 ` Igor Mammedov
2025-08-29 15:28 ` [PATCH 04/18] target-arm: remove uses of cpu_interrupt() for user-mode emulation Paolo Bonzini
2025-08-29 22:18 ` Richard Henderson [this message]
2025-08-29 15:31 ` [PATCH 05/18] user-exec: remove cpu_interrupt() stub Paolo Bonzini
2025-08-29 21:33 ` Richard Henderson
2025-09-01 11:22 ` Philippe Mathieu-Daudé
2025-08-29 15:31 ` [PATCH 06/18] treewide: clear bits of cs->interrupt_request with cpu_reset_interrupt() Paolo Bonzini
2025-08-29 21:34 ` Richard Henderson
2025-09-01 11:23 ` Philippe Mathieu-Daudé
2025-09-01 11:35 ` Philippe Mathieu-Daudé
2025-09-01 12:59 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 07/18] cpu-common: use atomic access for interrupt_request Paolo Bonzini
2025-08-29 21:38 ` Richard Henderson
2025-09-01 8:00 ` Philippe Mathieu-Daudé
2025-09-01 13:01 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 08/18] cpus: document that qemu_cpu_kick() can be used for BQL-less operation Paolo Bonzini
2025-08-29 21:39 ` Richard Henderson
2025-08-29 15:31 ` [PATCH 09/18] accel: use store_release/load_acquire for cross-thread exit_request Paolo Bonzini
2025-09-01 13:13 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 10/18] accel: use atomic accesses for exit_request Paolo Bonzini
2025-09-01 13:15 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 11/18] accel/tcg: create a thread-kick function for TCG Paolo Bonzini
2025-08-29 21:41 ` Richard Henderson
2025-09-01 8:03 ` Philippe Mathieu-Daudé
2025-09-01 13:19 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 12/18] accel/tcg: inline cpu_exit() Paolo Bonzini
2025-08-29 21:41 ` Richard Henderson
2025-09-01 13:21 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 13/18] cpus: remove TCG-ism from cpu_exit() Paolo Bonzini
2025-09-01 13:22 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 14/18] cpus: properly kick CPUs out of inner execution loop Paolo Bonzini
2025-08-29 21:56 ` Richard Henderson
2025-08-29 23:05 ` Paolo Bonzini
2025-08-30 3:04 ` Richard Henderson
2025-08-29 15:31 ` [PATCH 15/18] bsd-user, linux-user: introduce qemu_wait_io_event Paolo Bonzini
2025-08-29 22:11 ` Richard Henderson
2025-09-01 11:32 ` Philippe Mathieu-Daudé
2025-08-29 15:31 ` [PATCH 16/18] cpus: clear exit_request in qemu_wait_io_event Paolo Bonzini
2025-08-29 22:11 ` Richard Henderson
2025-08-29 22:19 ` Paolo Bonzini
2025-09-01 13:32 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 17/18] accel: make all calls to qemu_wait_io_event look the same Paolo Bonzini
2025-08-29 22:16 ` Richard Henderson
2025-09-01 11:29 ` Philippe Mathieu-Daudé
2025-09-01 11:31 ` Philippe Mathieu-Daudé
2025-09-01 13:32 ` Igor Mammedov
2025-08-29 15:31 ` [PATCH 18/18] tcg/user: do not set exit_request gratuitously Paolo Bonzini
2025-09-01 13:33 ` Igor Mammedov
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