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Thu, 05 Feb 2026 09:26:58 -0800 (PST) From: Warner Losh Date: Thu, 05 Feb 2026 10:26:49 -0700 Subject: [PATCH 16/24] bsd-user: Add do_bsd_semget implementation MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260205-bsd-user-claude-v1-16-8d8ff0035372@bsdimp.com> References: <20260205-bsd-user-claude-v1-0-8d8ff0035372@bsdimp.com> In-Reply-To: <20260205-bsd-user-claude-v1-0-8d8ff0035372@bsdimp.com> To: qemu-devel@nongnu.org Cc: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Kyle Evans , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Riku Voipio , Warner Losh , Stacey Son X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=869; i=imp@bsdimp.com; h=from:subject:message-id; bh=mn3pAo1T3vu3XFnSQSKz50m+qTFKTmifK4AEQwgverU=; b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBphNLbOs8cY3xJnlIJGFFHdTtjCpR2mLUBLt2zE LIbCq0B2/2JAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCaYTS2wAKCRBsHNEofbAR ACzBD/0bhV+qUgSBcEO7lGkOn+z2wT3KKjRnzmL74u97Yd6uL+PK1AYqNIK9DBu0bsNewCh+e5T wVsAOGAGSU2Z29dACalEv2tEZsmX+a71O4SY5F7bNH5U+7A2rHDokMlMk2afUCovIWG+L7tDqBU /z8UM0ypS8kqGDcNfxtzWGOMgB+L8SeMq9+9sS7J0rabwrinZBy9764gLLjVupMNOQKFsaQanrw EjsnbZNezZBgeM1Tfms6gK3kjWIvNl43R0uNeLovfUfX0itwOy22Qhk3EM7XFKVqQj1XNi1+SL6 1rulMBt5bpnKMTDSTJf6L+ggE8haeKfWXcmd7az3B+bJlKF1rUlEkIgZpGY5xFwSC2KS9b8Gtjy gfJ5w4OSYbPdrXpBxDxi9hXlAdd8GSOixJYLmS/VFMWsEmP2+WtDcQkD9rRukxX+/UXxagJzllW oRdMBpIBvs+fnhv+gVklCExNicefeL9wkZr3jYzlRHW+vbb4ybiyB3SHzUvy0heLomzv4acAJtQ g41IPm5U0YaSb+RJh9yoZ+nKAQrzK/InyDrllIAy8jMjoDWo8mkFa+APWKMKaSy8TCVFTRl5n3w BsIZz9WamyX5e45VxIUgLA7GRKU8O3cCVZd6lvH51TvFME2dq/S3pXiOUCcpY7t9HHp4O37pm5S phW4uE5dtcTtAdw== X-Developer-Key: i=imp@bsdimp.com; a=openpgp; fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2001:4860:4864:20::2b; envelope-from=imp@bsdimp.com; helo=mail-oa1-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, RCVD_IN_DNSWL_NONE=-0.0001, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bsdimp-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1770312510743158500 From: Stacey Son Add implementation of semget(2) syscall to get System V semaphore set identifier. Converts target IPC flags to host format. Signed-off-by: Stacey Son Signed-off-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/bsd-misc.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/bsd-user/bsd-misc.h b/bsd-user/bsd-misc.h index b722c63437..18520548fb 100644 --- a/bsd-user/bsd-misc.h +++ b/bsd-user/bsd-misc.h @@ -77,6 +77,18 @@ out: return ret; } =20 +/* + * System V Semaphores + */ + +/* semget(2) */ +static inline abi_long do_bsd_semget(abi_long key, int nsems, + int target_flags) +{ + return get_errno(semget(key, nsems, + target_to_host_bitmask(target_flags, ipc_flags_tbl))); +} + /* getdtablesize(2) */ static inline abi_long do_bsd_getdtablesize(void) { --=20 2.52.0