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GET /api/1.1/patches/2222533/?format=api
{ "id": 2222533, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2222533/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260412-ioctl-v1-17-1d998a460560@bsdimp.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/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": "" }, "msgid": "<20260412-ioctl-v1-17-1d998a460560@bsdimp.com>", "date": "2026-04-12T16:02:40", "name": "[17/17] bsd-user: Add init_bsd_ioctl function", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "602a0112149ebebcd40da9e413c6423ff2300c2b", "submitter": { "id": 1896, "url": "http://patchwork.ozlabs.org/api/1.1/people/1896/?format=api", "name": "Warner Losh", "email": "imp@bsdimp.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260412-ioctl-v1-17-1d998a460560@bsdimp.com/mbox/", "series": [ { "id": 499616, "url": "http://patchwork.ozlabs.org/api/1.1/series/499616/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499616", "date": "2026-04-12T16:02:24", "name": "bsd-user: upstream ioctl", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499616/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2222533/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2222533/checks/", "tags": {}, "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=Ra4TITOj;\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": "<20260412-ioctl-v1-17-1d998a460560@bsdimp.com>", "References": "<20260412-ioctl-v1-0-1d998a460560@bsdimp.com>", "In-Reply-To": "<20260412-ioctl-v1-0-1d998a460560@bsdimp.com>", "To": "qemu-devel@nongnu.org", "Cc": "Kyle Evans <kevans@freebsd.org>, Warner Losh <imp@bsdimp.com>,\n \"Stacey D. Son\" <sson@freebsd.org>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1960; i=imp@bsdimp.com;\n h=from:subject:message-id; bh=27UGPnZgjmD1mPVP14mIEYcoboWhKhyrLBLgJZ9KMrg=;\n b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBp28IhaIZl1DLf4sWRc/Fz+nJssuEegRJau4Obx\n tgQTCw2/XKJAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCadvCIQAKCRBsHNEofbAR\n AHiCEACNMZ2W2HfLDsm/OMInvqijtr33iUi0tHNu3+B7An+5z/xItLFNmI0pAuEKVleubfqnOfC\n LLCCtyPwyoNI8b91Hlg5fVO94UB8vN/7qGtVdf6yF+53Q5M/f+N3tgXJ+ienxfoFEJd3Dy56KqC\n FApjLRRiXQkTp3RvBfs7yt7B+KNaLlZj0VW4lGOJLxGodt87zu5REHELLhcrGCMQM8fmimD0nxP\n f+q5VTbKb/huidjeQMX1fXMGAapWBdRLvRAoZBjjcIJTM4TGbmkcCekioQeEDLgNeV3XyJHHNy+\n co7YZe0ZnXElxYKY591F5y112NtVYy36VSYNA1WAv3+NOyOf9RuIMcc4sl1yVWq3rmYG7l1qrtK\n 8TjORRVoKawUcLQW4W3EGH/xHfWnZrvm7cHOwFoeDQvTJNJu+2E3crp6dgYcQxmqlrLgtvTQk3x\n z1jyiZkY/Vv1PEf5z2T0pskLrMT1agfz2D9FJC95kTylaeWTt4Pw/QLAkadU1uZtQjmI8lyHoaV\n X5dW+kGwRmotCinvEoSpPSYYVunIw3zm5Mt369iVaq4stJAHvf4pxO5OQaNDQRBHqQDlExbAHAV\n TbrJfS2DGzNyR6onrRQHQ9BOzobLJtsvL+zELx77+CpLV3mqNVVg6Wv4XuzSiwHbqHGizQorRSY\n FwxQ5L5VoStywHQ==", "X-Developer-Key": "i=imp@bsdimp.com; a=openpgp;\n fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100", "Received-SPF": "none client-ip=2001:4860:4864:20::33;\n envelope-from=imp@bsdimp.com; helo=mail-oa1-x33.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": "Add initialization function that registers thunk structures and\npatches ioctl table entries with correct size parameters for\ntarget architecture.\n\nSigned-off-by: Stacey D. Son <sson@freebsd.org>\nSigned-off-by: Warner Losh <imp@bsdimp.com>\n---\n bsd-user/bsd-ioctl.c | 42 ++++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 42 insertions(+)", "diff": "diff --git a/bsd-user/bsd-ioctl.c b/bsd-user/bsd-ioctl.c\nindex ae3ac7ae24..0b6a0943a2 100644\n--- a/bsd-user/bsd-ioctl.c\n+++ b/bsd-user/bsd-ioctl.c\n@@ -394,3 +394,45 @@ abi_long do_bsd_ioctl(int fd, abi_long cmd, abi_long arg)\n }\n return ret;\n }\n+\n+void init_bsd_ioctl(void)\n+{\n+ IOCTLEntry *ie;\n+ const argtype *arg_type;\n+ int size;\n+\n+ thunk_init(STRUCT_MAX);\n+\n+#define STRUCT(name, ...) \\\n+ thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def);\n+#define STRUCT_SPECIAL(name) \\\n+ thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def);\n+#include \"os-ioctl-types.h\"\n+#undef STRUCT\n+#undef STRUCT_SPECIAL\n+\n+ /*\n+ * Patch the ioctl size if necessary using the fact that no\n+ * ioctl has all the bits at '1' in the size field\n+ * (IOCPARM_MAX - 1).\n+ */\n+ ie = ioctl_entries;\n+ while (ie->target_cmd != 0) {\n+ if (((ie->target_cmd >> TARGET_IOCPARM_SHIFT) &\n+ TARGET_IOCPARM_MASK) == TARGET_IOCPARM_MASK) {\n+ arg_type = ie->arg_type;\n+ if (arg_type[0] != TYPE_PTR) {\n+ fprintf(stderr, \"cannot patch size for ioctl 0x%x\\n\",\n+ ie->target_cmd);\n+ exit(1);\n+ }\n+ arg_type++;\n+ size = thunk_type_size(arg_type, 0);\n+ ie->target_cmd = (ie->target_cmd &\n+ ~(TARGET_IOCPARM_MASK << TARGET_IOCPARM_SHIFT)) |\n+ (size << TARGET_IOCPARM_SHIFT);\n+ }\n+ ie++;\n+ }\n+\n+}\n", "prefixes": [ "17/17" ] }