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bh=lBQXTlVHI0XajC/IcilAyjpiqM2BywFex0dWI0WCr9c=; b=eN+L7YcbFRUAraWBGxEqrR5tlpl/hdmQ1DFUjxF27Bealmrx+8PiJxHUy6djuE1iUnNCge cfYqAykcukvDlQ9OItNzOJ8ZSF3cK1dyLHdlJI3DFWaiNwbVWN8tE8BvagFaFRitco5ZiG E9vKw+q8KJXnU8B1q25J1OsvvFZ2F6g= X-MC-Unique: N4VUpPuZOH2VesT600u7Aw-1 From: Stefan Hajnoczi To: qemu-devel@nongnu.org Cc: Christian Schoenebeck , Yanan Wang , Paolo Bonzini , Warner Losh , Michael Roth , Markus Armbruster , Marcel Apfelbaum , Richard Henderson , Kyle Evans , Eduardo Habkost , Riku Voipio , Greg Kurz , Richard Henderson , Stefan Hajnoczi , libvir-list@redhat.com, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Eric Blake , =?UTF-8?q?Alex=20Benn=C3=A9e?= Subject: [PULL v2 01/11] *-user: remove the guest_user_syscall tracepoints Date: Thu, 1 Jun 2023 11:06:39 -0400 Message-Id: <20230601150649.1591095-2-stefanha@redhat.com> In-Reply-To: <20230601150649.1591095-1-stefanha@redhat.com> References: <20230601150649.1591095-1-stefanha@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.166, 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, T_SCC_BODY_TEXT_LINE=-0.01 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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1685632084078100007 From: Alex Benn=C3=A9e This is pure duplication now. Both bsd-user and linux-user have builtin strace support and we can also track syscalls via the plugins system. Reviewed-by: Warner Losh Reviewed-by: Stefan Hajnoczi Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Alex Benn=C3=A9e Message-id: 20230526165401.574474-2-alex.bennee@linaro.org Message-Id: <20230524133952.3971948-2-alex.bennee@linaro.org> [Remove unused variable in do_freebsd_syscall() reported by Richard Henderson. --Stefan] Signed-off-by: Stefan Hajnoczi --- include/user/syscall-trace.h | 4 ---- bsd-user/freebsd/os-syscall.c | 3 --- trace-events | 19 ------------------- 3 files changed, 26 deletions(-) diff --git a/include/user/syscall-trace.h b/include/user/syscall-trace.h index 90bda7631c..557f881a79 100644 --- a/include/user/syscall-trace.h +++ b/include/user/syscall-trace.h @@ -26,9 +26,6 @@ static inline void record_syscall_start(void *cpu, int nu= m, abi_long arg5, abi_long arg6, abi_long arg7, abi_long arg8) { - trace_guest_user_syscall(cpu, num, - arg1, arg2, arg3, arg4, - arg5, arg6, arg7, arg8); qemu_plugin_vcpu_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8); @@ -36,7 +33,6 @@ static inline void record_syscall_start(void *cpu, int nu= m, =20 static inline void record_syscall_return(void *cpu, int num, abi_long ret) { - trace_guest_user_syscall_ret(cpu, num, ret); qemu_plugin_vcpu_syscall_ret(cpu, num, ret); } =20 diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index c8f998ecec..de36c4b71c 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -528,10 +528,8 @@ abi_long do_freebsd_syscall(void *cpu_env, int num, ab= i_long arg1, abi_long arg5, abi_long arg6, abi_long arg7, abi_long arg8) { - CPUState *cpu =3D env_cpu(cpu_env); abi_long ret; =20 - trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6,= arg7, arg8); if (do_strace) { print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); } @@ -541,7 +539,6 @@ abi_long do_freebsd_syscall(void *cpu_env, int num, abi= _long arg1, if (do_strace) { print_freebsd_syscall_ret(num, ret); } - trace_guest_user_syscall_ret(cpu, num, ret); =20 return ret; } diff --git a/trace-events b/trace-events index b6b84b175e..691c3533e4 100644 --- a/trace-events +++ b/trace-events @@ -85,22 +85,3 @@ vcpu guest_cpu_exit(void) # Targets: all vcpu guest_cpu_reset(void) =20 -# include/user/syscall-trace.h - -# @num: System call number. -# @arg*: System call argument value. -# -# Start executing a guest system call in syscall emulation mode. -# -# Mode: user -# Targets: TCG(all) -vcpu guest_user_syscall(uint64_t num, uint64_t arg1, uint64_t arg2, uint64= _t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6, uint64_t arg7, uint64= _t arg8) "num=3D0x%016"PRIx64" arg1=3D0x%016"PRIx64" arg2=3D0x%016"PRIx64" = arg3=3D0x%016"PRIx64" arg4=3D0x%016"PRIx64" arg5=3D0x%016"PRIx64" arg6=3D0x= %016"PRIx64" arg7=3D0x%016"PRIx64" arg8=3D0x%016"PRIx64 - -# @num: System call number. -# @ret: System call result value. -# -# Finish executing a guest system call in syscall emulation mode. -# -# Mode: user -# Targets: TCG(all) -vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=3D0x%016"PRIx= 64" ret=3D0x%016"PRIx64 --=20 2.40.1