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GET /api/patches/806164/?format=api
{ "id": 806164, "url": "http://patchwork.ozlabs.org/api/patches/806164/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20170826225110.7381-2-xypron.glpk@gmx.de/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170826225110.7381-2-xypron.glpk@gmx.de>", "list_archive_url": null, "date": "2017-08-26T22:51:02", "name": "[U-Boot,01/23] efi_loader: allow return value in EFI_CALL", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "afa94728e55eb42f95cce56e3666e3e88db977b1", "submitter": { "id": 61270, "url": "http://patchwork.ozlabs.org/api/people/61270/?format=api", "name": "Heinrich Schuchardt", "email": "xypron.glpk@gmx.de" }, "delegate": { "id": 3400, "url": "http://patchwork.ozlabs.org/api/users/3400/?format=api", "username": "agraf", "first_name": "Alexander", "last_name": "Graf", "email": "agraf@suse.de" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20170826225110.7381-2-xypron.glpk@gmx.de/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/806164/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/806164/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; helo=lists.denx.de;\n\tenvelope-from=u-boot-bounces@lists.denx.de;\n\treceiver=<UNKNOWN>)", "Received": [ "from lists.denx.de (dione.denx.de [81.169.180.215])\n\tby ozlabs.org (Postfix) with ESMTP id 3xftc64v5Yz9s78\n\tfor <incoming@patchwork.ozlabs.org>;\n\tSun, 27 Aug 2017 08:53:26 +1000 (AEST)", "by lists.denx.de (Postfix, from userid 105)\n\tid 5381BC221B9; Sat, 26 Aug 2017 22:52:25 +0000 (UTC)", "from lists.denx.de (localhost [IPv6:::1])\n\tby lists.denx.de (Postfix) with ESMTP id 602F3C221B7;\n\tSat, 26 Aug 2017 22:52:09 +0000 (UTC)", "by lists.denx.de (Postfix, from userid 105)\n\tid 29195C220F4; Sat, 26 Aug 2017 22:52:06 +0000 (UTC)", "from mout.gmx.net (mout.gmx.net [212.227.17.21])\n\tby lists.denx.de (Postfix) with ESMTPS id 6D7C5C2211F\n\tfor <u-boot@lists.denx.de>; Sat, 26 Aug 2017 22:52:06 +0000 (UTC)", "from localhost.localdomain ([84.118.154.110]) by mail.gmx.com\n\t(mrgmx102 [212.227.17.168]) with ESMTPSA (Nemesis) id\n\t0LosFD-1dJFb70Igd-00gqI1; Sun, 27 Aug 2017 00:51:22 +0200" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-0.7 required=5.0 tests=FREEMAIL_FROM,\n\tRCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3,\n\tRCVD_IN_MSPIKE_WL autolearn=unavailable\n\tautolearn_force=no version=3.4.0", "From": "Heinrich Schuchardt <xypron.glpk@gmx.de>", "To": "Alexander Graf <agraf@suse.de>", "Date": "Sun, 27 Aug 2017 00:51:02 +0200", "Message-Id": "<20170826225110.7381-2-xypron.glpk@gmx.de>", "X-Mailer": "git-send-email 2.14.1", "In-Reply-To": "<20170826225110.7381-1-xypron.glpk@gmx.de>", "References": "<20170826225110.7381-1-xypron.glpk@gmx.de>", "X-Provags-ID": "V03:K0:zrHeG8if+UZ1LQWOD2P5Ze2PjC6eepY6DxEWmQdjoeOKPMq/pwD\n\tD8iLWJPzYh9Ubmf6Tj5/q9uYL3wlNOjxbt/mxSBKtiSXzLIh3b0DQehM1hglWCn6C2gIz0E\n\ti+fck4M9UuFn55fjKhXowQ/TXE35NRBh1jLkes40Y+p+xFKfuykl+DTyIk78yJTuY1kRAgP\n\t1KR/6mLb92kyuF1GCyp7g==", "X-UI-Out-Filterresults": "notjunk:1; V01:K0:o+IZ4aoHXww=:LA4S0z3/xAk54i61GRfAxb\n\tM2h0N8+B00LC7/8enryb9fWAnbIocuWOnYSUKTuI55OJ1VRcjOI2Kp432IvESbZCtDVJ5jdLf\n\t41BZLTX7djMDrSwhw1qL4+QII/5cfXiFwhhW50v4aJ3xwjVYQR+HfxSmutDFNrVd4Xy6M3OWc\n\tfBHwhILsaSCffJj4Kaqdp8IdRL1JkxD6x86aGaHyHIFIrIlKdnNVh0zVXoEYrTJVyXloNzFLs\n\tg7lNZf6aDUWcYzYTIAKOL6RYvZeULltTUufdoGGdczLfK/Fqe3YxQFZ5oggREOLNdl+9UnRjQ\n\tKiD3Q3ghMH4vLhaJ0cqiex7nQozf6cWW8EK8FqTOei5KbGo55ZL+bk7vRxNKNNBv6fY8yYRJ6\n\tYXbA4gA+5z9R3qrBuqUwB+oQ0NNgl3PKbg8DIZCv1pug7kvgH4meIW++PPOrE8pKMvGjLNVYz\n\ty1Loza3Cs/iIK3p2gJ0FzRc/m0LCWCzLqQfjftLP2IbMO+483yDwxRRHoxM7VUcbYSeoXehOF\n\tmmfSE+hCns6a/OzAP8cXqKLFGz0ozBd3d4NM8o3PUm2pI6v0KEUUX1MvaVaWoe2XNxv76yhCS\n\tNprIMZ4wsqEPCSP3uYabprW68BWyzm6fNRh2MmTXxiTUGdEPLAWhEYAxRJapCLuY4kCURq6gU\n\tdvnP1a+G6OlqYCpXFksSopWlZ0UwEVwtkCEOH9Lr6DvjTh/0EBoiIz7JEAOv4ueok//M/L2nv\n\tVNsbv++FF0d2kVZ2THYJoAhZ7fEEtlGXkiUNDcZUqoTuGymFPgIk3amxJk+T4xF3tHic197m0\n\ttY4Z9AkRgCz+kGKIwMu01+fhJRxbA==", "Cc": "Heinrich Schuchardt <xypron.glpk@gmx.de>, u-boot@lists.denx.de", "Subject": "[U-Boot] [PATCH 01/23] efi_loader: allow return value in EFI_CALL", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.18", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<http://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>" }, "content": "Macro EFI_CALL was introduced to call an UEFI function.\nUnfortunately it does not support return values.\nMost UEFI functions have a return value.\n\nSo let's rename EFI_CALL to EFI_CALL_VOID and introduce a\nnew EFI_CALL macro that supports return values.\n\nCc: Rob Clark <robdclark@gmail.com>\nSigned-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>\n---\n include/efi_loader.h | 17 +++++++++++++++--\n lib/efi_loader/efi_boottime.c | 3 ++-\n 2 files changed, 17 insertions(+), 3 deletions(-)", "diff": "diff --git a/include/efi_loader.h b/include/efi_loader.h\nindex 1179234f68..6f71a6202b 100644\n--- a/include/efi_loader.h\n+++ b/include/efi_loader.h\n@@ -41,9 +41,22 @@ const char *__efi_nesting_dec(void);\n \t})\n \n /*\n- * Callback into UEFI world from u-boot:\n+ * Call non-void UEFI function from u-boot and retrieve return value:\n */\n-#define EFI_CALL(exp) do { \\\n+#define EFI_CALL(exp) ({ \\\n+\tdebug(\"%sEFI: Call: %s\\n\", __efi_nesting_inc(), #exp); \\\n+\tassert(__efi_exit_check()); \\\n+\ttypeof(exp) _r = exp; \\\n+\tassert(__efi_entry_check()); \\\n+\tdebug(\"%sEFI: %lu returned by %s\\n\", __efi_nesting_dec(), \\\n+\t (unsigned long)((uintptr_t)_r & ~EFI_ERROR_MASK), #exp); \\\n+\t_r; \\\n+})\n+\n+/*\n+ * Call void UEFI function from u-boot:\n+ */\n+#define EFI_CALL_VOID(exp) do { \\\n \tdebug(\"%sEFI: Call: %s\\n\", __efi_nesting_inc(), #exp); \\\n \tassert(__efi_exit_check()); \\\n \texp; \\\ndiff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c\nindex ea953dca82..ab26e2989b 100644\n--- a/lib/efi_loader/efi_boottime.c\n+++ b/lib/efi_loader/efi_boottime.c\n@@ -158,7 +158,8 @@ void efi_signal_event(struct efi_event *event)\n \t\treturn;\n \tevent->signaled = 1;\n \tif (event->type & EVT_NOTIFY_SIGNAL) {\n-\t\tEFI_CALL(event->notify_function(event, event->notify_context));\n+\t\tEFI_CALL_VOID(event->notify_function(event,\n+\t\t\t\t\t\t event->notify_context));\n \t}\n }\n \n", "prefixes": [ "U-Boot", "01/23" ] }