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GET /api/patches/2231649/?format=api
{ "id": 2231649, "url": "http://patchwork.ozlabs.org/api/patches/2231649/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260430-syscall-nr-v3-2-4b1b2445e28f@bsdimp.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260430-syscall-nr-v3-2-4b1b2445e28f@bsdimp.com>", "list_archive_url": null, "date": "2026-05-01T02:59:31", "name": "[v3,2/4] bsd-user: Delete sbrk and sstk system calls.", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "387bb911b414f2e56027dc3c59396d8900564a7a", "submitter": { "id": 1896, "url": "http://patchwork.ozlabs.org/api/people/1896/?format=api", "name": "Warner Losh", "email": "imp@bsdimp.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260430-syscall-nr-v3-2-4b1b2445e28f@bsdimp.com/mbox/", "series": [ { "id": 502416, "url": "http://patchwork.ozlabs.org/api/series/502416/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502416", "date": "2026-05-01T02:59:32", "name": "bsd-user: Generate system call numbers", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/502416/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2231649/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2231649/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=bsdimp-com.20251104.gappssmtp.com\n header.i=@bsdimp-com.20251104.gappssmtp.com header.a=rsa-sha256\n header.s=20251104 header.b=tAlq3gsM;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260430-syscall-nr-v3-2-4b1b2445e28f@bsdimp.com>", "References": "<20260430-syscall-nr-v3-0-4b1b2445e28f@bsdimp.com>", "In-Reply-To": "<20260430-syscall-nr-v3-0-4b1b2445e28f@bsdimp.com>", "To": "qemu-devel@nongnu.org", "Cc": "Kyle Evans <kevans@freebsd.org>, Paolo Bonzini <pbonzini@redhat.com>,\n\t=?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n\t=?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>, =?utf-8?q?Phil?=\n\t=?utf-8?q?ippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>,\n Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>,\n Warner Losh <imp@bsdimp.com>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=3103; i=imp@bsdimp.com;\n h=from:subject:message-id; bh=s1cNkl7oaOVINYGeXHehc9QlFbfyzLUyBMhD1vHNmOA=;\n b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBp9BdiB3xQX9j85fS0NQJ8QsNkGY2HJc70Q2uAN\n IvS4MfJFo+JAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCafQXYgAKCRBsHNEofbAR\n ALU0D/41u02jcTl9aRjHxpkaBcnY5GsMY7dIOSmO2hJtQugUcZYpwfDD2+2w5j2jsH4zZPwm75M\n y9quX5qcVsTdbsxQB2qEjjtuLMY07s4aGvRCzZGW5UwZ8Bea/XeKBfpIN8/nNrjETxdJltFCH5M\n Gdn4GcoK13b6ltQ5Zi9g8qZ6mNXEAcFLoiVKUYFlzV3BwCnbDQ9K+5/9bhbStyObNfliP2CNp/9\n hoEoQq2zuHW8mcFHpy9qOEkSev2Sj8q4ycBqUGzYZv2UOzd+OC45KVvg80zRFOFfxTzBJ7q96Tw\n wbFy8ypE2I1QNb+oObIRecpZA+jNIQS0htwJ3myVIge+dyVPyhd6GRJG6jXDO4hGHyLSwmZogpC\n 86d+9aluLcr4IUqmZJeDgOlZepp5XR7C/8XtRjf2yKQUfnfvoMtOpQKz8hC31X41iIrhx+9z04/\n HkCRBqKaaMEG+isygZUxNeX3zV+AWUrysD0FBr4HNKPXsPM65M1TGUAXiusIDTrCpteoPWpbIas\n wqrBLETKLSTg58eNc1bZR3QmT3YjXUNKyXoWdcbt6M1MjN9+jb5Cu40zuTmjrsvGszI2eeDlZV6\n jkCBUMbMsAeP/MO9yB1kDlcggQfF2Wstq/r9oKvmZGLVoJ9RT+p8Udeb70Z2b5ZebeMpqi+9tc9\n zSLTrNLqTubftIw==", "X-Developer-Key": "i=imp@bsdimp.com; a=openpgp;\n fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100", "Received-SPF": "none client-ip=2607:f8b0:4864:20::331;\n envelope-from=imp@bsdimp.com; helo=mail-ot1-x331.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,\n DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n 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 <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "sbrk and sstk were an experimental system call introduced in 4.2BSD, but\nwith an blank implementation. They remained in subsequent 4BSD releases\ndoing nothing (with 4.3-Reno and later returning not supported). FreeBSD\n1.x imported this. They were removed in 2023. Remove them from here\nbecause no real, non-contrived program on FreeBSD ever had them.\n\nReviewed-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>\nSigned-off-by: Warner Losh <imp@bsdimp.com>\n---\n bsd-user/bsd-mem.h | 2 ++\n bsd-user/freebsd/os-syscall.c | 8 --------\n bsd-user/freebsd/strace.list | 4 ++++\n 3 files changed, 6 insertions(+), 8 deletions(-)", "diff": "diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h\nindex a118e57260..a20b703053 100644\n--- a/bsd-user/bsd-mem.h\n+++ b/bsd-user/bsd-mem.h\n@@ -440,6 +440,7 @@ static inline abi_long do_bsd_vadvise(void)\n return -TARGET_EINVAL;\n }\n \n+#ifdef TARGET_FREEBSD_NR_sbrk\n static inline abi_long do_bsd_sbrk(void)\n {\n /* see sys_sbrk() in vm_mmap.c */\n@@ -451,5 +452,6 @@ static inline abi_long do_bsd_sstk(void)\n /* see sys_sstk() in vm_mmap.c */\n return -TARGET_EOPNOTSUPP;\n }\n+#endif\n \n #endif /* BSD_USER_BSD_MEM_H */\ndiff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c\nindex 85e5db19a3..ca819fc530 100644\n--- a/bsd-user/freebsd/os-syscall.c\n+++ b/bsd-user/freebsd/os-syscall.c\n@@ -918,14 +918,6 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,\n ret = do_bsd_vadvise();\n break;\n \n- case TARGET_FREEBSD_NR_sbrk:\n- ret = do_bsd_sbrk();\n- break;\n-\n- case TARGET_FREEBSD_NR_sstk:\n- ret = do_bsd_sstk();\n- break;\n-\n /*\n * Misc\n */\ndiff --git a/bsd-user/freebsd/strace.list b/bsd-user/freebsd/strace.list\nindex 275d2dbe27..d7f61f480e 100644\n--- a/bsd-user/freebsd/strace.list\n+++ b/bsd-user/freebsd/strace.list\n@@ -194,7 +194,9 @@\n { TARGET_FREEBSD_NR_rfork, \"rfork\", NULL, NULL, NULL },\n { TARGET_FREEBSD_NR_rmdir, \"rmdir\", NULL, NULL, NULL },\n { TARGET_FREEBSD_NR_rtprio_thread, \"rtprio_thread\", \"%s(%d, %d, %p)\", NULL, NULL },\n+#ifdef TARGET_FREEBSD_NR_sbrk\n { TARGET_FREEBSD_NR_sbrk, \"sbrk\", NULL, NULL, NULL },\n+#endif\n { TARGET_FREEBSD_NR_sched_get_priority_max, \"sched_get_priority_max\", NULL, NULL, NULL },\n { TARGET_FREEBSD_NR_sched_get_priority_min, \"sched_get_priority_min\", NULL, NULL, NULL },\n { TARGET_FREEBSD_NR_sched_yield, \"sched_yield\", NULL, NULL, NULL },\n@@ -234,7 +236,9 @@\n { TARGET_FREEBSD_NR_sigsuspend, \"sigsuspend\", NULL, NULL, NULL },\n { TARGET_FREEBSD_NR_socket, \"socket\", \"%s(%d,%d,%d)\", NULL, NULL },\n { TARGET_FREEBSD_NR_socketpair, \"socketpair\", NULL, NULL, NULL },\n+#ifdef TARGET_FREEBSD_NR_sstk\n { TARGET_FREEBSD_NR_sstk, \"sstk\", NULL, NULL, NULL },\n+#endif\n { TARGET_FREEBSD_NR_freebsd11_stat, \"freebsd11_stat\", \"%s(\\\"%s\\\",%p)\", NULL, NULL },\n { TARGET_FREEBSD_NR_freebsd11_statfs, \"freebsd11_statfs\", \"%s(\\\"%s\\\",%p)\", NULL, NULL },\n { TARGET_FREEBSD_NR_symlink, \"symlink\", \"%s(\\\"%s\\\",\\\"%s\\\")\", NULL, NULL },\n", "prefixes": [ "v3", "2/4" ] }