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Sat, 19 Sep 2026 22:21:05 -0700 (PDT) Received: from rebo.bsdimp.com ([50.253.99.174]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-48821db3b4bsm3936865fac.17.2026.09.19.22.21.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Sep 2026 22:21:04 -0700 (PDT) From: Warner Losh Date: Sat, 19 Sep 2026 23:20:40 -0600 Subject: [PATCH 04/14] bsd-user: Add gdb for system calls MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260919-misc-2025q4-v1-4-ebfa61049bd7@bsdimp.com> References: <20260919-misc-2025q4-v1-0-ebfa61049bd7@bsdimp.com> In-Reply-To: <20260919-misc-2025q4-v1-0-ebfa61049bd7@bsdimp.com> To: qemu-devel@nongnu.org Cc: Kyle Evans , Warner Losh X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1243; i=imp@bsdimp.com; h=from:subject:message-id; bh=XesaWf9kFd2gYzAPU35fhvYE/hycZyCA2Ns6vKqOltA=; b=owEBiQJ2/ZANAwAKAWwc0Sh9sBEAAcsmYgBqr20wmg3nlajyhqCpCbZYToybTHIs/jGmr8XFO qqhUif8cGWJAk8EAAEKADkWIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCaq9tMBsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMiwyLDMACgkQbBzRKH2wEQAH4w//aXNzdgcbXwOWx4KKXEsTEmLQE1hu7QN Ri6U899bU3fgaR9Xq/R4Y0ukXfK7IY6CGcS72xk9e01sdy7qiUUAP5c7Ue9dfW9IjtOlrThFnuB 8FWWSt8GTzwKe6ziifHJ4A04o6NOfppKa8Jol8l2h+B/sTY0GlmgpNPFJi9Bu+9mhmvnWZXE7nJ KWOzu6Uo3RWyqdCasXaE+WoD+OW/FDOKWjJroccs45jlsRDrJZ069TnfcJK4FgnMF9+PWtgl4Bn wOUs6ULnWNIlfGWrg5GZUFXkjFypjGncsYvUAuz8lDukTfgbWruJ8TA6H6GtEnsp+xZ43tpSU4r OUvCo5RcE8cU5j6G+gPeHMJ1r9NXYkPOXgRApa/9NjY1XyyLf1rnAsCwFgcaFokVeFQeOjyLSH+ h/pYylBccEuNkzv7JEbJ8FmNk2PWOmuAJZweq90DeZH38xmul5BDk1VZZc86RQOnhrjVY2TjzK+ zWsww+2zzoy5w9j+V1iWOuscIXobRWwoF7G/aFI6tgF+elFl/UtOLlzB6ij/1MfctfT0R3JS/85 WwBhzKunetw8soYl/3stmKnTjalZYvZCDmlVQQxh+ejsBxcim0SKhCddUfG0hMTh+6FN8Tw+5A8 2oBNhNlSTwW+5H5u+DmaENrcyr/DhZyocxEORuf/xyW+6mzcQGlU= X-Developer-Key: i=imp@bsdimp.com; a=openpgp; fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100 Received-SPF: none client-ip=2607:f8b0:4864:31::2b; envelope-from=imp@bsdimp.com; helo=mail-oo2-x2b.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, SPF_HELO_NONE=0.001, SPF_NONE=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: qemu development 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 Mirror what linux-user does around system calls. Signed-off-by: Warner Losh --- bsd-user/freebsd/os-syscall.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 7e400c89bc..38dc87f745 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -29,7 +29,7 @@ #include #include -#include "include/gdbstub/syscalls.h" +#include "gdbstub/user.h" #include "qemu.h" #include "signal-common.h" @@ -1622,14 +1622,20 @@ abi_long do_freebsd_syscall(CPUArchState *env, int num, abi_long arg1, abi_long arg5, abi_long arg6, abi_long arg7, abi_long arg8) { + CPUState *cpu = env_cpu(env); abi_long ret; if (do_strace) { print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); } + gdb_syscall_entry(cpu, num); + ret = freebsd_syscall(env, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8); + + gdb_syscall_return(cpu, num); + if (do_strace) { print_freebsd_syscall_ret(num, ret); } -- 2.55.0