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GET /api/patches/2194385/?format=api
{ "id": 2194385, "url": "http://patchwork.ozlabs.org/api/patches/2194385/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260208-bsd-user-claude-v2-17-58e5fcfdb84f@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": "<20260208-bsd-user-claude-v2-17-58e5fcfdb84f@bsdimp.com>", "list_archive_url": null, "date": "2026-02-08T19:26:26", "name": "[v2,17/24] bsd-user: Add do_bsd_semop implementation", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "58dfabb6b8fee0094fa47f32de0c4edf420a6512", "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/20260208-bsd-user-claude-v2-17-58e5fcfdb84f@bsdimp.com/mbox/", "series": [ { "id": 491434, "url": "http://patchwork.ozlabs.org/api/series/491434/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491434", "date": "2026-02-08T19:26:09", "name": "bsd-user: Upstream misc system calls (System V IPC, reboot, etc)", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/491434/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2194385/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2194385/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.20230601.gappssmtp.com\n header.i=@bsdimp-com.20230601.gappssmtp.com header.a=rsa-sha256\n header.s=20230601 header.b=FTAQ3I3G;\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": "<20260208-bsd-user-claude-v2-17-58e5fcfdb84f@bsdimp.com>", "References": "<20260208-bsd-user-claude-v2-0-58e5fcfdb84f@bsdimp.com>", "In-Reply-To": "<20260208-bsd-user-claude-v2-0-58e5fcfdb84f@bsdimp.com>", "To": "qemu-devel@nongnu.org", "Cc": "=?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>,\n Kyle Evans <kevans@freebsd.org>,\n =?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Paolo Bonzini <pbonzini@redhat.com>,\n =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>,\n Riku Voipio <riku.voipio@iki.fi>, Warner Losh <imp@bsdimp.com>,\n Stacey Son <sson@FreeBSD.org>,\n Richard Henderson <richard.henderson@linaro.org>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1559; i=imp@bsdimp.com;\n h=from:subject:message-id; bh=nxMC1ALQtLcYfQvQkCZueSsGWPbPJJEx7nQ1XD4BbBo=;\n b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBpiONhG1xRsnNzCZ3qjIjEC1d/hrSmo2iMC5mwi\n zm1e5HQLo6JAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCaYjjYQAKCRBsHNEofbAR\n ABvKEADqII7iUpw+UC88Bz8lGDON/giwB1yCj5J/XmfGYsWvgryBqfwvzZm9tK5XUlEI0/ywCYE\n 3vMpWH+ITg0j/wf2omn79EPq/X3yLsNwQsOQeV5E+TcoxanwwgREORXp3gJGTakip6Xn7ZN0m4A\n 5Fuj7w0B1RnlK/RyJ2g8avptD28SGY+2iFPYbkkQhWq9I3uWWBv3J9czLbOGL3ze8bW4DhImj2h\n fX60yPco+y7HToeGtnR59WW3IidNIrmt955H520qqjB9qKKu1GlXFW+P50h9WNCE8MCI4ooSzhQ\n k5sGQkSs9ZBgLA+wtsmC6mNRLBE1ZKJU+3H6QOH8xtzOMeFfB35SiEg/1H6Fr6+eYsy+qY7YdzL\n 1lnysArNSTQvhbbg7ktfk/lP9SFc6jFZdKQhphJkEUOO0PW/t750BdZdnpSlPctcwIUuyE4BUuO\n YuMmIXdSVL9oP/2aoXwrptwPuEuktcXyedBNl2/vfm20EQ3Bm4eJtbOtUWyLfrKd8alRkR8JwoQ\n smJ50MmMvXSNXyAgfxEIQePdqOEMI4pWpjOVYsRzHmt191t+m/xyPUoAPNuxaWC8TrNbitCPF0R\n HNe++8S7oa1VDXxX85C3AAevv1fvDD7m1CLBC0Jek6Wk06DCyucJlYFOoXwhNBQZADS6c70fQHC\n ArA56pUjIlABjkA==", "X-Developer-Key": "i=imp@bsdimp.com; a=openpgp;\n fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100", "Received-SPF": "none client-ip=2607:f8b0:4864:20::c31;\n envelope-from=imp@bsdimp.com; helo=mail-oo1-xc31.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": "From: Stacey Son <sson@FreeBSD.org>\n\nAdd implementation of semop(2) syscall to perform System V semaphore\noperations. Converts target sembuf array to host format and executes\noperations.\n\nSigned-off-by: Stacey Son <sson@FreeBSD.org>\nReviewed-by: Richard Henderson <richard.henderson@linaro.org>\nSigned-off-by: Warner Losh <imp@bsdimp.com>\n---\n bsd-user/bsd-misc.h | 22 ++++++++++++++++++++++\n 1 file changed, 22 insertions(+)", "diff": "diff --git a/bsd-user/bsd-misc.h b/bsd-user/bsd-misc.h\nindex cc489ab13c..cba0b2ec92 100644\n--- a/bsd-user/bsd-misc.h\n+++ b/bsd-user/bsd-misc.h\n@@ -84,6 +84,28 @@ static inline abi_long do_bsd_semget(abi_long key, int nsems,\n target_to_host_bitmask(target_flags, ipc_flags_tbl)));\n }\n \n+/* semop(2) */\n+static inline abi_long do_bsd_semop(int semid, abi_long ptr, unsigned nsops)\n+{\n+ g_autofree struct sembuf *sops = g_malloc(nsops * sizeof(struct sembuf));\n+ struct target_sembuf *target_sembuf;\n+ int i;\n+\n+ target_sembuf = lock_user(VERIFY_READ, ptr,\n+ nsops * sizeof(struct target_sembuf), 1);\n+ if (target_sembuf == NULL) {\n+ return -TARGET_EFAULT;\n+ }\n+ for (i = 0; i < nsops; i++) {\n+ __get_user(sops[i].sem_num, &target_sembuf[i].sem_num);\n+ __get_user(sops[i].sem_op, &target_sembuf[i].sem_op);\n+ __get_user(sops[i].sem_flg, &target_sembuf[i].sem_flg);\n+ }\n+ unlock_user(target_sembuf, ptr, 0);\n+\n+ return semop(semid, sops, nsops);\n+}\n+\n /* getdtablesize(2) */\n static inline abi_long do_bsd_getdtablesize(void)\n {\n", "prefixes": [ "v2", "17/24" ] }