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GET /api/1.1/patches/2231572/?format=api
{ "id": 2231572, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2231572/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/177758363586.1314717.10805305915591579093.stgit@frogsfrogsfrogs/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.1/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<177758363586.1314717.10805305915591579093.stgit@frogsfrogsfrogs>", "date": "2026-04-30T21:15:48", "name": "[03/13] mount_service: create high level fuse helpers", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "271a7652cb627b43b6eab4737c5ddaad3f8089fb", "submitter": { "id": 77032, "url": "http://patchwork.ozlabs.org/api/1.1/people/77032/?format=api", "name": "Darrick J. Wong", "email": "djwong@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/177758363586.1314717.10805305915591579093.stgit@frogsfrogsfrogs/mbox/", "series": [ { "id": 502386, "url": "http://patchwork.ozlabs.org/api/1.1/series/502386/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=502386", "date": "2026-04-30T21:15:17", "name": "[01/13] Refactor mount code / move common functions to mount_util.c", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502386/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2231572/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2231572/checks/", "tags": {}, "headers": { "Return-Path": "\n <SRS0=k3Nv=C5=vger.kernel.org=linux-ext4+bounces-16255-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=t5bvL6et;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; 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a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777583749; c=relaxed/simple;\n\tbh=tVDZ1EmQJZQ6DovidDNgDhcn8X8xJVspnVKP4tjMM/E=;\n\th=Date:Subject:From:To:Cc:Message-ID:In-Reply-To:References:\n\t MIME-Version:Content-Type;\n b=YGpDUNt6WPkod6e96zrdM4vSEGYND5TIAPS2QGZAceNvhIWr3Y8F4XQMkHZRfgsoL22z2PwjFSDc+IghxYuOQ4LMvcv97mwBD07LV8/2bRyLG6EtLWFxEZqq5HggUYdykqxWxstmLvqIircx31XYNhyE9wfluWHMviLDWS8klLk=" ], "ARC-Authentication-Results": [ "i=2; gandalf.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org;\n dkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=t5bvL6et; dkim-atps=neutral;\n spf=pass (client-ip=172.234.253.10; helo=sea.lore.kernel.org;\n envelope-from=linux-ext4+bounces-16255-patchwork-incoming=ozlabs.org@vger.kernel.org;\n receiver=ozlabs.org) smtp.mailfrom=vger.kernel.org", "i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=t5bvL6et; arc=none smtp.client-ip=10.30.226.201" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1777583749;\n\tbh=tVDZ1EmQJZQ6DovidDNgDhcn8X8xJVspnVKP4tjMM/E=;\n\th=Date:Subject:From:To:Cc:In-Reply-To:References:From;\n\tb=t5bvL6etPRUUmxBvRkUBBQDE6FqY0rDpPoizB0qpDPxAt+XbXJNK40YpajxOQTTsD\n\t Cbs7dzruGAL+u6lJD3dQFek2hgpRbpWTpah3J/eJsjLEVyXIXhqlR2x8LpWsoRVKD3\n\t iolGQ4OuDK80KJUYorHs/3/h1yWLyYpo8XTF6JwYm+4NL5QxRQcuxyyG7ft+Z7uWN3\n\t O5mqx+Pj9EeLah0xjEfBX6g02PVG+UDU8UsS6P1LOPCJU405Wi7nOcdznnSd4bkJD+\n\t KJEsManFAXcp5FLnwg/Rad9zgQe+CQd0iJ4fFgUnINKVbbZ4KfH9SN4bL494xMdWbF\n\t BmeUGd3aFrH5w==", "Date": "Thu, 30 Apr 2026 14:15:48 -0700", "Subject": "[PATCH 03/13] mount_service: create high level fuse helpers", "From": "\"Darrick J. Wong\" <djwong@kernel.org>", "To": "bernd@bsbernd.com, djwong@kernel.org", "Cc": "linux-fsdevel@vger.kernel.org, fuse-devel@lists.linux.dev,\n linux-ext4@vger.kernel.org, miklos@szeredi.hu, neal@gompa.dev,\n joannelkoong@gmail.com", "Message-ID": "<177758363586.1314717.10805305915591579093.stgit@frogsfrogsfrogs>", "In-Reply-To": "<177758363484.1314717.11777978893472254088.stgit@frogsfrogsfrogs>", "References": "<177758363484.1314717.11777978893472254088.stgit@frogsfrogsfrogs>", "Precedence": "bulk", "X-Mailing-List": "linux-ext4@vger.kernel.org", "List-Id": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "X-Spam-Status": "No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_PASS,\n\tMAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "From: Darrick J. Wong <djwong@kernel.org>\n\nCreate a fuse_main wrapper for fuse services.\n\nSigned-off-by: Darrick J. Wong <djwong@kernel.org>\n---\n include/fuse.h | 34 +++++++++++++++\n lib/fuse_versionscript | 1 \n lib/helper.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++--\n 3 files changed, 140 insertions(+), 4 deletions(-)", "diff": "diff --git a/include/fuse.h b/include/fuse.h\nindex 2bc3a9650c7c8b..129c744e39c46a 100644\n--- a/include/fuse.h\n+++ b/include/fuse.h\n@@ -1008,6 +1008,40 @@ static inline int fuse_main_fn(int argc, char *argv[],\n #define fuse_main(argc, argv, op, user_data) \\\n \tfuse_main_fn(argc, argv, op, user_data)\n \n+#if FUSE_MAKE_VERSION(3, 19) <= FUSE_USE_VERSION\n+struct fuse_service;\n+int fuse_service_main_real_versioned(struct fuse_service *service,\n+\t\t\t\t struct fuse_args *args,\n+\t\t\t\t const struct fuse_operations *op,\n+\t\t\t\t size_t op_size,\n+\t\t\t\t struct libfuse_version *version,\n+\t\t\t\t void *user_data);\n+\n+/**\n+ * Same as fuse_service_main_fn, but takes its information from the mount\n+ * service context and an fuse_args that has already had fuse_service_append_args\n+ * applied to it.\n+ */\n+static inline int fuse_service_main_fn(struct fuse_service *service,\n+\t\t\t\t struct fuse_args *args,\n+\t\t\t\t const struct fuse_operations *op,\n+\t\t\t\t void *user_data)\n+{\n+\tstruct libfuse_version version = {\n+\t\t.major = FUSE_MAJOR_VERSION,\n+\t\t.minor = FUSE_MINOR_VERSION,\n+\t\t.hotfix = FUSE_HOTFIX_VERSION,\n+\t\t.padding = FUSE_USE_VERSION,\n+\t};\n+\n+\treturn fuse_service_main_real_versioned(service, args, op,\n+\t\t\t\t\t\tsizeof(*(op)), &version,\n+\t\t\t\t\t\tuser_data);\n+}\n+#define fuse_service_main(s, args, op, user_data) \\\n+\tfuse_service_main_fn(s, args, op, user_data)\n+#endif /* FUSE_USE_VERSION >= FUSE_MAKE_VERSION(3, 19) */\n+\n /* ----------------------------------------------------------- *\n * More detailed API\t\t\t\t\t *\n * ----------------------------------------------------------- */\ndiff --git a/lib/fuse_versionscript b/lib/fuse_versionscript\nindex f34dc959a1d1e1..acd1d28907c614 100644\n--- a/lib/fuse_versionscript\n+++ b/lib/fuse_versionscript\n@@ -236,6 +236,7 @@ FUSE_3.19 {\n \t\tfuse_service_exit;\n \t\tfuse_service_expect_mount_format;\n \t\tfuse_service_finish_file_requests;\n+\t\tfuse_service_main_real_versioned;\n \t\tfuse_service_parse_cmdline_opts;\n \t\tfuse_service_receive_file;\n \t\tfuse_service_release;\ndiff --git a/lib/helper.c b/lib/helper.c\nindex 819b9a6e4d243c..04d03dc5a805f1 100644\n--- a/lib/helper.c\n+++ b/lib/helper.c\n@@ -15,6 +15,7 @@\n #include \"fuse_misc.h\"\n #include \"fuse_opt.h\"\n #include \"fuse_lowlevel.h\"\n+#include \"fuse_service.h\"\n #include \"mount_util.h\"\n \n #include <stdio.h>\n@@ -365,6 +366,110 @@ int fuse_daemonize(int foreground)\n \treturn 0;\n }\n \n+struct fuse *_fuse_new_31(struct fuse_args *args,\n+\t\t const struct fuse_operations *op, size_t op_size,\n+\t\t struct libfuse_version *version,\n+\t\t void *user_data);\n+\n+int fuse_service_main_real_versioned(struct fuse_service *service,\n+\t\t\t\t struct fuse_args *args,\n+\t\t\t\t const struct fuse_operations *op,\n+\t\t\t\t size_t op_size,\n+\t\t\t\t struct libfuse_version *version,\n+\t\t\t\t void *user_data)\n+{\n+\tstruct fuse *fuse;\n+\tstruct fuse_cmdline_opts opts;\n+\tstruct fuse_loop_config *loop_config = NULL;\n+\tint res;\n+\n+\tif (fuse_service_parse_cmdline_opts(args, &opts) != 0) {\n+\t\tres = 1;\n+\t\tgoto out0;\n+\t}\n+\n+\tif (opts.show_version) {\n+\t\tprintf(\"FUSE library version %s\\n\", PACKAGE_VERSION);\n+\t\tfuse_lowlevel_version();\n+\t\tres = 0;\n+\t\tgoto out1;\n+\t}\n+\n+\tif (opts.show_help) {\n+\t\tif (args->argv[0][0] != '\\0')\n+\t\t\tprintf(\"usage: %s [options] <mountpoint>\\n\\n\",\n+\t\t\t args->argv[0]);\n+\t\tprintf(\"FUSE options:\\n\");\n+\t\tfuse_cmdline_help();\n+\t\tfuse_lib_help(args);\n+\t\tres = 0;\n+\t\tgoto out1;\n+\t}\n+\n+\tif (!opts.show_help &&\n+\t !opts.mountpoint) {\n+\t\tfuse_log(FUSE_LOG_ERR, \"error: no mountpoint specified\\n\");\n+\t\tres = 2;\n+\t\tgoto out1;\n+\t}\n+\n+\tfuse = _fuse_new_31(args, op, op_size, version, user_data);\n+\tif (fuse == NULL) {\n+\t\tres = 3;\n+\t\tgoto out1;\n+\t}\n+\tstruct fuse_session *se = fuse_get_session(fuse);\n+\n+\tif (!opts.singlethread) {\n+\t\tloop_config = fuse_loop_cfg_create();\n+\t\tif (loop_config == NULL) {\n+\t\t\tres = 7;\n+\t\t\tgoto out2;\n+\t\t}\n+\t}\n+\n+\tif (fuse_set_signal_handlers(se) != 0) {\n+\t\tres = 6;\n+\t\tgoto out3;\n+\t}\n+\n+\tif (fuse_service_session_mount(service, se, 0, &opts) != 0) {\n+\t\tres = 4;\n+\t\tgoto out4;\n+\t}\n+\n+\tif (opts.singlethread) {\n+\t\tfuse_service_send_goodbye(service, 0);\n+\t\tfuse_service_release(service);\n+\n+\t\tres = fuse_loop(fuse);\n+\t} else {\n+\t\tfuse_loop_cfg_set_clone_fd(loop_config, opts.clone_fd);\n+\t\tfuse_loop_cfg_set_idle_threads(loop_config, opts.max_idle_threads);\n+\t\tfuse_loop_cfg_set_max_threads(loop_config, opts.max_threads);\n+\n+\t\tfuse_service_send_goodbye(service, 0);\n+\t\tfuse_service_release(service);\n+\n+\t\tres = fuse_loop_mt(fuse, loop_config);\n+\t}\n+\tif (res)\n+\t\tres = 8;\n+\n+out4:\n+\tfuse_remove_signal_handlers(se);\n+out3:\n+\tfuse_loop_cfg_destroy(loop_config);\n+out2:\n+\tfuse_destroy(fuse);\n+out1:\n+\tfree(opts.mountpoint);\n+out0:\n+\tfuse_service_send_goodbye(service, res);\n+\tfuse_service_release(service);\n+\treturn res;\n+}\n+\n int fuse_main_real_versioned(int argc, char *argv[],\n \t\t\t const struct fuse_operations *op, size_t op_size,\n \t\t\t struct libfuse_version *version, void *user_data)\n@@ -403,10 +508,6 @@ int fuse_main_real_versioned(int argc, char *argv[],\n \t\tgoto out1;\n \t}\n \n-\tstruct fuse *_fuse_new_31(struct fuse_args *args,\n-\t\t\t const struct fuse_operations *op, size_t op_size,\n-\t\t\t struct libfuse_version *version,\n-\t\t\t void *user_data);\n \tfuse = _fuse_new_31(&args, op, op_size, version, user_data);\n \tif (fuse == NULL) {\n \t\tres = 3;\n", "prefixes": [ "03/13" ] }