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GET /api/patches/2197740/?format=api
{ "id": 2197740, "url": "http://patchwork.ozlabs.org/api/patches/2197740/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260218132633.29748-6-hreitz@redhat.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": "<20260218132633.29748-6-hreitz@redhat.com>", "list_archive_url": null, "date": "2026-02-18T13:26:14", "name": "[v4,05/24] fuse: Change setup_... to mount_fuse_export()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9851189b3816dcd81352eb7519895a985a29894d", "submitter": { "id": 82279, "url": "http://patchwork.ozlabs.org/api/people/82279/?format=api", "name": "Hanna Czenczek", "email": "hreitz@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260218132633.29748-6-hreitz@redhat.com/mbox/", "series": [ { "id": 492547, "url": "http://patchwork.ozlabs.org/api/series/492547/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492547", "date": "2026-02-18T13:26:09", "name": "export/fuse: Use coroutines and multi-threading", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/492547/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2197740/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2197740/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 (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=cAO5cgZR;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=d07ER0GU;\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": "8bit", "Received-SPF": "pass client-ip=170.10.129.124; envelope-from=hreitz@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.043,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001,\n SPF_PASS=-0.001 autolearn=unavailable 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": "There is no clear separation between what should go into\nsetup_fuse_export() and what should stay in fuse_export_create().\n\nMake it clear that setup_fuse_export() is for mounting only. Rename it,\nand move everything that has nothing to do with mounting up into\nfuse_export_create().\n\nReviewed-by: Stefan Hajnoczi <stefanha@redhat.com>\nSigned-off-by: Hanna Czenczek <hreitz@redhat.com>\n---\n block/export/fuse.c | 49 ++++++++++++++++++++-------------------------\n 1 file changed, 22 insertions(+), 27 deletions(-)", "diff": "diff --git a/block/export/fuse.c b/block/export/fuse.c\nindex a56f645c05..00bb2ffee4 100644\n--- a/block/export/fuse.c\n+++ b/block/export/fuse.c\n@@ -72,8 +72,7 @@ static void fuse_export_delete(BlockExport *exp);\n \n static void init_exports_table(void);\n \n-static int setup_fuse_export(FuseExport *exp, const char *mountpoint,\n- bool allow_other, Error **errp);\n+static int mount_fuse_export(FuseExport *exp, Error **errp);\n static void read_from_fuse_export(void *opaque);\n \n static bool is_regular_file(const char *path, Error **errp);\n@@ -193,23 +192,32 @@ static int fuse_export_create(BlockExport *blk_exp,\n exp->st_gid = getgid();\n \n if (args->allow_other == FUSE_EXPORT_ALLOW_OTHER_AUTO) {\n- /* Ignore errors on our first attempt */\n- ret = setup_fuse_export(exp, args->mountpoint, true, NULL);\n- exp->allow_other = ret == 0;\n+ /* Try allow_other == true first, ignore errors */\n+ exp->allow_other = true;\n+ ret = mount_fuse_export(exp, NULL);\n if (ret < 0) {\n- ret = setup_fuse_export(exp, args->mountpoint, false, errp);\n+ exp->allow_other = false;\n+ ret = mount_fuse_export(exp, errp);\n }\n } else {\n exp->allow_other = args->allow_other == FUSE_EXPORT_ALLOW_OTHER_ON;\n- ret = setup_fuse_export(exp, args->mountpoint, exp->allow_other, errp);\n+ ret = mount_fuse_export(exp, errp);\n }\n if (ret < 0) {\n goto fail;\n }\n \n+ g_hash_table_insert(exports, g_strdup(exp->mountpoint), NULL);\n+\n+ aio_set_fd_handler(exp->common.ctx,\n+ fuse_session_fd(exp->fuse_session),\n+ read_from_fuse_export, NULL, NULL, NULL, exp);\n+ exp->fd_handler_set_up = true;\n+\n return 0;\n \n fail:\n+ fuse_export_shutdown(blk_exp);\n fuse_export_delete(blk_exp);\n return ret;\n }\n@@ -227,10 +235,10 @@ static void init_exports_table(void)\n }\n \n /**\n- * Create exp->fuse_session and mount it.\n+ * Create exp->fuse_session and mount it. Expects exp->mountpoint,\n+ * exp->writable, and exp->allow_other to be set as intended for the mount.\n */\n-static int setup_fuse_export(FuseExport *exp, const char *mountpoint,\n- bool allow_other, Error **errp)\n+static int mount_fuse_export(FuseExport *exp, Error **errp)\n {\n const char *fuse_argv[4];\n char *mount_opts;\n@@ -243,7 +251,7 @@ static int setup_fuse_export(FuseExport *exp, const char *mountpoint,\n */\n mount_opts = g_strdup_printf(\"max_read=%zu,default_permissions%s\",\n FUSE_MAX_BOUNCE_BYTES,\n- allow_other ? \",allow_other\" : \"\");\n+ exp->allow_other ? \",allow_other\" : \"\");\n \n fuse_argv[0] = \"\"; /* Dummy program name */\n fuse_argv[1] = \"-o\";\n@@ -256,30 +264,17 @@ static int setup_fuse_export(FuseExport *exp, const char *mountpoint,\n g_free(mount_opts);\n if (!exp->fuse_session) {\n error_setg(errp, \"Failed to set up FUSE session\");\n- ret = -EIO;\n- goto fail;\n+ return -EIO;\n }\n \n- ret = fuse_session_mount(exp->fuse_session, mountpoint);\n+ ret = fuse_session_mount(exp->fuse_session, exp->mountpoint);\n if (ret < 0) {\n error_setg(errp, \"Failed to mount FUSE session to export\");\n- ret = -EIO;\n- goto fail;\n+ return -EIO;\n }\n exp->mounted = true;\n \n- g_hash_table_insert(exports, g_strdup(mountpoint), NULL);\n-\n- aio_set_fd_handler(exp->common.ctx,\n- fuse_session_fd(exp->fuse_session),\n- read_from_fuse_export, NULL, NULL, NULL, exp);\n- exp->fd_handler_set_up = true;\n-\n return 0;\n-\n-fail:\n- fuse_export_shutdown(&exp->common);\n- return ret;\n }\n \n /**\n", "prefixes": [ "v4", "05/24" ] }