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[71.212.39.66]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21de32eb419sm65698135ad.145.2025.02.02.19.18.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 02 Feb 2025 19:18:27 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, mark.cave-ayland@ilande.co.uk, berrange@redhat.com, philmd@linaro.org, thuth@redhat.com Subject: [PATCH v2 06/14] plugins: Link only when required in system mode Date: Sun, 2 Feb 2025 19:18:13 -0800 Message-ID: <20250203031821.741477-7-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250203031821.741477-1-richard.henderson@linaro.org> References: <20250203031821.741477-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x632.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Provide out-of-line versions of some of the qemu/plugin.h API. These will be referenced with --enable-plugin, but CONFIG_TCG is disabled for a specific target. Signed-off-by: Richard Henderson Reviewed-by: Thomas Huth Reviewed-by: Alex Bennée --- plugins/stubs.c | 49 +++++++++++++++++++++++++++++++++++++++++++++ plugins/meson.build | 5 ++++- 2 files changed, 53 insertions(+), 1 deletion(-) create mode 100644 plugins/stubs.c diff --git a/plugins/stubs.c b/plugins/stubs.c new file mode 100644 index 0000000000..57af8357e4 --- /dev/null +++ b/plugins/stubs.c @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Stubs for when CONFIG_PLUGIN is enabled generally, but + * CONFIG_TCG_TARGET is disabled for a specific target. + * This will only be the case for 64-bit guests on 32-bit hosts + * when an alternate accelerator is enabled. + */ + +#include "qemu/osdep.h" +#include "qemu/plugin.h" +#include "qapi/error.h" + + +void qemu_plugin_add_opts(void) +{ +} + +void qemu_plugin_opt_parse(const char *optstr, QemuPluginList *head) +{ + error_report("plugin interface not enabled in this build"); + exit(1); +} + +int qemu_plugin_load_list(QemuPluginList *head, Error **errp) +{ + return 0; +} + +void qemu_plugin_vcpu_init_hook(CPUState *cpu) +{ +} + +void qemu_plugin_vcpu_exit_hook(CPUState *cpu) +{ +} + +void qemu_plugin_vcpu_idle_cb(CPUState *cpu) +{ +} + +void qemu_plugin_vcpu_resume_cb(CPUState *cpu) +{ +} + +CPUPluginState *qemu_plugin_create_vcpu_state(void) +{ + /* Protected by tcg_enabled() */ + g_assert_not_reached(); +} diff --git a/plugins/meson.build b/plugins/meson.build index d60be2a4d6..42442fe22b 100644 --- a/plugins/meson.build +++ b/plugins/meson.build @@ -57,8 +57,11 @@ if host_os == 'windows' command: dlltool_cmd ) endif -specific_ss.add(files( + +specific_ss.add(when: 'CONFIG_TCG', if_true: files( 'loader.c', 'core.c', 'api.c', +), if_false: files( + 'stubs.c' ))