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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id w5sm13526852ilu.83.2022.02.01.03.15.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Feb 2022 03:15:03 -0800 (PST) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PATCH 16/22] bsd-user/freebsd/os-syscall.c: Tracing and error boilerplate Date: Tue, 1 Feb 2022 04:14:49 -0700 Message-Id: <20220201111455.52511-17-imp@bsdimp.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220201111455.52511-1-imp@bsdimp.com> References: <20220201111455.52511-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::d36 (failed) Received-SPF: none client-ip=2607:f8b0:4864:20::d36; envelope-from=imp@bsdimp.com; helo=mail-io1-xd36.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: , Cc: Peter Maydell , arrowd@FreeBSD.org, Kyle Evans , Richard Henderson , def@FreeBSD.org, jrtc27@FreeBSD.org, Warner Losh , Brad Smith Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add in the tracing and this system call not implemented boilerplate. Signed-off-by: Warner Losh --- bsd-user/freebsd/os-syscall.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index d49945f0fcc..fcfa6221182 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -200,7 +200,32 @@ abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, abi_long arg5, abi_long arg6, abi_long arg7, abi_long arg8) { - return 0; + CPUState *cpu = env_cpu(cpu_env); + abi_long ret; + +#ifdef DEBUG + gemu_log("freebsd syscall %d\n", num); +#endif + 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); + } + + switch (num) { + default: + gemu_log("qemu: unsupported syscall: %d\n", num); + ret = -TARGET_ENOSYS; + break; + } + +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) { + print_freebsd_syscall_ret(num, ret); + } + trace_guest_user_syscall_ret(cpu, num, ret); + return ret; } void syscall_init(void) -- 2.33.1