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GET /api/patches/1458786/?format=api
{ "id": 1458786, "url": "http://patchwork.ozlabs.org/api/patches/1458786/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/3d5d4281f264ec634f17252b6fef558ca4334243.1616765870.git.christophe.leroy@csgroup.eu/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<3d5d4281f264ec634f17252b6fef558ca4334243.1616765870.git.christophe.leroy@csgroup.eu>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/3d5d4281f264ec634f17252b6fef558ca4334243.1616765870.git.christophe.leroy@csgroup.eu/", "date": "2021-03-26T13:44:51", "name": "[v3,04/17] powerpc: Convert to GENERIC_CMDLINE", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "56e2eda1d10578203a473a8e398c25a7a8304ed6", "submitter": { "id": 79086, "url": "http://patchwork.ozlabs.org/api/people/79086/?format=api", "name": "Christophe Leroy", "email": "christophe.leroy@csgroup.eu" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/3d5d4281f264ec634f17252b6fef558ca4334243.1616765870.git.christophe.leroy@csgroup.eu/mbox/", "series": [ { "id": 236020, "url": "http://patchwork.ozlabs.org/api/series/236020/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=236020", "date": "2021-03-26T13:44:49", "name": "Implement GENERIC_CMDLINE", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/236020/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1458786/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/1458786/checks/", "tags": {}, "related": [ { "id": 1461761, "url": "http://patchwork.ozlabs.org/api/patches/1461761/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/bcc28f6552708885aecb14a7106b65afbffcc294.1617375802.git.christophe.leroy@csgroup.eu/", "msgid": "<bcc28f6552708885aecb14a7106b65afbffcc294.1617375802.git.christophe.leroy@csgroup.eu>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/bcc28f6552708885aecb14a7106b65afbffcc294.1617375802.git.christophe.leroy@csgroup.eu/", "date": "2021-04-02T15:18:08", "name": "[v4,07/20] powerpc: Convert to GENERIC_CMDLINE", "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/bcc28f6552708885aecb14a7106b65afbffcc294.1617375802.git.christophe.leroy@csgroup.eu/mbox/" } ], "headers": { "Return-Path": "\n <linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Authentication-Results": [ "ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org;\n envelope-from=linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org;\n receiver=<UNKNOWN>)", "lists.ozlabs.org; spf=pass (sender SPF authorized)\n smtp.mailfrom=csgroup.eu (client-ip=93.17.236.30; helo=pegase1.c-s.fr;\n envelope-from=christophe.leroy@csgroup.eu; receiver=<UNKNOWN>)" ], "Received": [ "from lists.ozlabs.org (lists.ozlabs.org\n [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 4F6NYH3Fsvz9sWT\n\tfor <patchwork-incoming@ozlabs.org>; Sat, 27 Mar 2021 00:46:27 +1100 (AEDT)", "from boromir.ozlabs.org (localhost [IPv6:::1])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 4F6NYH2YDBz3cZJ\n\tfor <patchwork-incoming@ozlabs.org>; Sat, 27 Mar 2021 00:46:27 +1100 (AEDT)", "from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30])\n (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n (No client certificate requested)\n by lists.ozlabs.org (Postfix) with ESMTPS id 4F6NWW23lFz2yss\n for <linuxppc-dev@lists.ozlabs.org>; Sat, 27 Mar 2021 00:44:54 +1100 (AEDT)", "from localhost (mailhub1-int [192.168.12.234])\n by localhost (Postfix) with ESMTP id 4F6NWR0RJyz9v039;\n Fri, 26 Mar 2021 14:44:51 +0100 (CET)", "from pegase1.c-s.fr ([192.168.12.234])\n by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024)\n with ESMTP id 9W4f4_9sN-cN; Fri, 26 Mar 2021 14:44:50 +0100 (CET)", "from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192])\n by pegase1.c-s.fr (Postfix) with ESMTP id 4F6NWQ6dmTz9tyyV;\n Fri, 26 Mar 2021 14:44:50 +0100 (CET)", "from localhost (localhost [127.0.0.1])\n by messagerie.si.c-s.fr (Postfix) with ESMTP id 578328B8C7;\n Fri, 26 Mar 2021 14:44:51 +0100 (CET)", "from messagerie.si.c-s.fr ([127.0.0.1])\n by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023)\n with ESMTP id 5xMrUPFYBqHf; Fri, 26 Mar 2021 14:44:51 +0100 (CET)", "from po16121vm.idsi0.si.c-s.fr (unknown [192.168.4.90])\n by messagerie.si.c-s.fr (Postfix) with ESMTP id DC4E08B8C9;\n Fri, 26 Mar 2021 14:44:50 +0100 (CET)", "by po16121vm.idsi0.si.c-s.fr (Postfix, from userid 0)\n id 681D967611; Fri, 26 Mar 2021 13:44:51 +0000 (UTC)" ], "X-Virus-Scanned": [ "Debian amavisd-new at c-s.fr", "amavisd-new at c-s.fr" ], "Message-Id": "\n <3d5d4281f264ec634f17252b6fef558ca4334243.1616765870.git.christophe.leroy@csgroup.eu>", "In-Reply-To": "<cover.1616765869.git.christophe.leroy@csgroup.eu>", "References": "<cover.1616765869.git.christophe.leroy@csgroup.eu>", "From": "Christophe Leroy <christophe.leroy@csgroup.eu>", "Subject": "[PATCH v3 04/17] powerpc: Convert to GENERIC_CMDLINE", "To": "will@kernel.org, danielwa@cisco.com, robh@kernel.org,\n daniel@gimpelevich.san-francisco.ca.us", "Date": "Fri, 26 Mar 2021 13:44:51 +0000 (UTC)", "X-BeenThere": "linuxppc-dev@lists.ozlabs.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "Linux on PowerPC Developers Mail List <linuxppc-dev.lists.ozlabs.org>", "List-Unsubscribe": "<https://lists.ozlabs.org/options/linuxppc-dev>,\n <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe>", "List-Archive": "<http://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help>", "List-Subscribe": "<https://lists.ozlabs.org/listinfo/linuxppc-dev>,\n <mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe>", "Cc": "linux-arch@vger.kernel.org, devicetree@vger.kernel.org,\n microblaze <monstr@monstr.eu>, linux-xtensa@linux-xtensa.org,\n linux-sh@vger.kernel.org, linux-hexagon@vger.kernel.org, x86@kernel.org,\n linux-kernel@vger.kernel.org, nios2 <ley.foon.tan@intel.com>,\n linux-mips@vger.kernel.org, openrisc@lists.librecores.org,\n sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org,\n linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org", "Errors-To": "linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org", "Sender": "\"Linuxppc-dev\"\n <linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>" }, "content": "This updates the powerpc code to use the new cmdline building function.\n\nSigned-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>\n---\n arch/powerpc/Kconfig | 37 +--------------------------------\n arch/powerpc/kernel/prom_init.c | 17 +++++++--------\n 2 files changed, 8 insertions(+), 46 deletions(-)", "diff": "diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig\nindex 386ae12d8523..5181efd7757e 100644\n--- a/arch/powerpc/Kconfig\n+++ b/arch/powerpc/Kconfig\n@@ -167,6 +167,7 @@ config PPC\n \tselect EDAC_SUPPORT\n \tselect GENERIC_ATOMIC64\t\t\tif PPC32\n \tselect GENERIC_CLOCKEVENTS_BROADCAST\tif SMP\n+\tselect GENERIC_CMDLINE\n \tselect GENERIC_CMOS_UPDATE\n \tselect GENERIC_CPU_AUTOPROBE\n \tselect GENERIC_CPU_VULNERABILITIES\tif PPC_BARRIER_NOSPEC\n@@ -886,42 +887,6 @@ config PPC_DENORMALISATION\n \t Add support for handling denormalisation of single precision\n \t values. Useful for bare metal only. If unsure say Y here.\n \n-config CMDLINE\n-\tstring \"Initial kernel command string\"\n-\tdefault \"\"\n-\thelp\n-\t On some platforms, there is currently no way for the boot loader to\n-\t pass arguments to the kernel. For these platforms, you can supply\n-\t some command-line options at build time by entering them here. In\n-\t most cases you will need to specify the root device here.\n-\n-choice\n-\tprompt \"Kernel command line type\" if CMDLINE != \"\"\n-\tdefault CMDLINE_FROM_BOOTLOADER\n-\n-config CMDLINE_FROM_BOOTLOADER\n-\tbool \"Use bootloader kernel arguments if available\"\n-\thelp\n-\t Uses the command-line options passed by the boot loader. If\n-\t the boot loader doesn't provide any, the default kernel command\n-\t string provided in CMDLINE will be used.\n-\n-config CMDLINE_EXTEND\n-\tbool \"Extend bootloader kernel arguments\"\n-\thelp\n-\t The command-line arguments provided by the boot loader will be\n-\t appended to the default kernel command string.\n-\n-config CMDLINE_FORCE\n-\tbool \"Always use the default kernel command string\"\n-\thelp\n-\t Always use the default kernel command string, even if the boot\n-\t loader passes other arguments to the kernel.\n-\t This is useful if you cannot or don't want to change the\n-\t command-line options your boot loader passes to the kernel.\n-\n-endchoice\n-\n config EXTRA_TARGETS\n \tstring \"Additional default image types\"\n \thelp\ndiff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c\nindex ccf77b985c8f..157d508e9fe9 100644\n--- a/arch/powerpc/kernel/prom_init.c\n+++ b/arch/powerpc/kernel/prom_init.c\n@@ -152,7 +152,7 @@ static struct prom_t __prombss prom;\n static unsigned long __prombss prom_entry;\n \n static char __prombss of_stdout_device[256];\n-static char __prombss prom_scratch[256];\n+static char __prombss prom_scratch[COMMAND_LINE_SIZE];\n \n static unsigned long __prombss dt_header_start;\n static unsigned long __prombss dt_struct_start, dt_struct_end;\n@@ -765,22 +765,19 @@ static unsigned long prom_memparse(const char *ptr, const char **retptr)\n * Early parsing of the command line passed to the kernel, used for\n * \"mem=x\" and the options that affect the iommu\n */\n+#define cmdline_strlcat prom_strlcat\n+#include <linux/cmdline.h>\n+\n static void __init early_cmdline_parse(void)\n {\n \tconst char *opt;\n-\n-\tchar *p;\n \tint l = 0;\n \n-\tprom_cmd_line[0] = 0;\n-\tp = prom_cmd_line;\n-\n \tif (!IS_ENABLED(CONFIG_CMDLINE_FORCE) && (long)prom.chosen > 0)\n-\t\tl = prom_getprop(prom.chosen, \"bootargs\", p, COMMAND_LINE_SIZE-1);\n+\t\tl = prom_getprop(prom.chosen, \"bootargs\", prom_scratch,\n+\t\t\t\t COMMAND_LINE_SIZE - 1);\n \n-\tif (IS_ENABLED(CONFIG_CMDLINE_EXTEND) || l <= 0 || p[0] == '\\0')\n-\t\tprom_strlcat(prom_cmd_line, \" \" CONFIG_CMDLINE,\n-\t\t\t sizeof(prom_cmd_line));\n+\t__cmdline_build(prom_cmd_line, l > 0 ? prom_scratch : NULL, sizeof(prom_scratch));\n \n \tprom_printf(\"command line: %s\\n\", prom_cmd_line);\n \n", "prefixes": [ "v3", "04/17" ] }