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GET /api/1.2/patches/2221892/?format=api
{ "id": 2221892, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2221892/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260410120319.397219631@kernel.org/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.2/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, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260410120319.397219631@kernel.org>", "list_archive_url": null, "date": "2026-04-10T12:20:40", "name": "[27/38] m68k: Select ARCH_HAS_RANDOM_ENTROPY", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "fb0901fdf2fc2000ff602a476f50966c172d0682", "submitter": { "id": 92397, "url": "http://patchwork.ozlabs.org/api/1.2/people/92397/?format=api", "name": "Thomas Gleixner", "email": "tglx@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260410120319.397219631@kernel.org/mbox/", "series": [ { "id": 499451, "url": "http://patchwork.ozlabs.org/api/1.2/series/499451/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=499451", "date": "2026-04-10T12:18:27", "name": "treewide: Cleanup LATCH, CLOCK_TICK_RATE and get_cycles() [ab]use", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499451/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221892/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221892/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=UWfi=CJ=vger.kernel.org=linux-ext4+bounces-15762-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=aKc8BIj0;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=2404:9400:2221:ea00::3; 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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=1775823643;\n\tbh=ZI1DuZTKY+73ZiUZu5YDxjD9E28Vsj2HJPMLgb9lTAs=;\n\th=Date:From:To:Cc:Subject:References:From;\n\tb=aKc8BIj04xl8fMPMfIdxvFnc9Be7sg+HcqnW4NP8XAVA8CoHWWZUH1TGoEDd3vKKD\n\t FNpRo6Iom4qBRwumLXapTj7hfgRDejsC7j6E+L/Vx4C85D2LE1/deOAcMcctONxvIo\n\t HMR5AMjZPk8wC2GcrGQEDXlt0rYZP0bNeTIqA2wyhnF5OK38Pv/q09G+oh4E6MeUyG\n\t /IRrdxDk2wKuJ9eIif/wOJjQhHy2AsumkYu8PWY0TnTc6wXQmoLW+lJrShxrt0E6Gb\n\t m+nyDRqFv+r0pZBlp7wkM/XjcKkMGym/WCszxlys26yMLXsGUqt11/GgfHwii1mXtv\n\t FSYiSRKkHgM1Q==", "Date": "Fri, 10 Apr 2026 14:20:40 +0200", "Message-ID": "<20260410120319.397219631@kernel.org>", "User-Agent": "quilt/0.68", "From": "Thomas Gleixner <tglx@kernel.org>", "To": "LKML <linux-kernel@vger.kernel.org>", "Cc": "Geert Uytterhoeven <geert@linux-m68k.org>,\n linux-m68k@lists.linux-m68k.org,\n Arnd Bergmann <arnd@arndb.de>,\n x86@kernel.org,\n Lu Baolu <baolu.lu@linux.intel.com>,\n iommu@lists.linux.dev,\n Michael Grzeschik <m.grzeschik@pengutronix.de>,\n netdev@vger.kernel.org,\n linux-wireless@vger.kernel.org,\n Herbert Xu <herbert@gondor.apana.org.au>,\n linux-crypto@vger.kernel.org,\n Vlastimil Babka <vbabka@kernel.org>,\n linux-mm@kvack.org,\n David Woodhouse <dwmw2@infradead.org>,\n Bernie Thompson <bernie@plugable.com>,\n linux-fbdev@vger.kernel.org,\n \"Theodore Tso\" <tytso@mit.edu>,\n linux-ext4@vger.kernel.org,\n Andrew Morton <akpm@linux-foundation.org>,\n Uladzislau Rezki <urezki@gmail.com>,\n Marco Elver <elver@google.com>,\n Dmitry Vyukov <dvyukov@google.com>,\n kasan-dev@googlegroups.com,\n Andrey Ryabinin <ryabinin.a.a@gmail.com>,\n Thomas Sailer <t.sailer@alumni.ethz.ch>,\n linux-hams@vger.kernel.org,\n \"Jason A. Donenfeld\" <Jason@zx2c4.com>,\n Richard Henderson <richard.henderson@linaro.org>,\n linux-alpha@vger.kernel.org,\n Russell King <linux@armlinux.org.uk>,\n linux-arm-kernel@lists.infradead.org,\n Catalin Marinas <catalin.marinas@arm.com>,\n Huacai Chen <chenhuacai@kernel.org>,\n loongarch@lists.linux.dev,\n Dinh Nguyen <dinguyen@kernel.org>,\n Jonas Bonn <jonas@southpole.se>,\n linux-openrisc@vger.kernel.org,\n Helge Deller <deller@gmx.de>,\n linux-parisc@vger.kernel.org,\n Michael Ellerman <mpe@ellerman.id.au>,\n linuxppc-dev@lists.ozlabs.org,\n Paul Walmsley <pjw@kernel.org>,\n linux-riscv@lists.infradead.org,\n Heiko Carstens <hca@linux.ibm.com>,\n linux-s390@vger.kernel.org,\n \"David S. Miller\" <davem@davemloft.net>,\n sparclinux@vger.kernel.org", "Subject": "[patch 27/38] m68k: Select ARCH_HAS_RANDOM_ENTROPY", "References": "<20260410120044.031381086@kernel.org>", "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", "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": "The only remaining usage of get_cycles() is to provide\nrandom_get_entropy().\n\nSwitch m68k over to the new scheme of selecting ARCH_HAS_RANDOM_ENTROPY and\nproviding random_get_entropy() in asm/random.h.\n\nRemove asm/timex.h as it has no functionality anymore.\n\nSigned-off-by: Thomas Gleixner <tglx@kernel.org>\nCc: Geert Uytterhoeven <geert@linux-m68k.org>\nCc: linux-m68k@lists.linux-m68k.org\n---\n arch/m68k/Kconfig | 1 +\n arch/m68k/amiga/config.c | 1 +\n arch/m68k/include/asm/random.h | 14 ++++++++++++++\n arch/m68k/include/asm/timex.h | 25 -------------------------\n arch/m68k/kernel/time.c | 2 +-\n 5 files changed, 17 insertions(+), 26 deletions(-)", "diff": "--- a/arch/m68k/Kconfig\n+++ b/arch/m68k/Kconfig\n@@ -8,6 +8,7 @@ config M68K\n \tselect ARCH_HAS_CPU_FINALIZE_INIT if MMU\n \tselect ARCH_HAS_CURRENT_STACK_POINTER\n \tselect ARCH_HAS_DMA_PREP_COHERENT if M68K_NONCOHERENT_DMA && !COLDFIRE\n+\tselect ARCH_HAS_RANDOM_ENTROPY\n \tselect ARCH_HAS_SYNC_DMA_FOR_DEVICE if M68K_NONCOHERENT_DMA\n \tselect ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS\n \tselect ARCH_MIGHT_HAVE_PC_PARPORT if ISA\n--- a/arch/m68k/amiga/config.c\n+++ b/arch/m68k/amiga/config.c\n@@ -36,6 +36,7 @@\n #include <asm/machdep.h>\n #include <asm/io.h>\n #include <asm/config.h>\n+#include <asm/random.h>\n \n #include \"amiga.h\"\n \n--- /dev/null\n+++ b/arch/m68k/include/asm/random.h\n@@ -0,0 +1,14 @@\n+/* SPDX-License-Identifier: GPL-2.0 */\n+#ifndef _ASMm68K_RANDOM_H\n+#define _ASMm68K_RANDOM_H\n+\n+extern unsigned long (*mach_random_get_entropy)(void);\n+\n+static inline unsigned long random_get_entropy(void)\n+{\n+\tif (mach_random_get_entropy)\n+\t\treturn mach_random_get_entropy();\n+\treturn random_get_entropy_fallback();\n+}\n+\n+#endif\n--- a/arch/m68k/include/asm/timex.h\n+++ /dev/null\n@@ -1,25 +0,0 @@\n-/* SPDX-License-Identifier: GPL-2.0 */\n-/*\n- * linux/include/asm-m68k/timex.h\n- *\n- * m68k architecture timex specifications\n- */\n-#ifndef _ASMm68K_TIMEX_H\n-#define _ASMm68K_TIMEX_H\n-\n-static inline cycles_t get_cycles(void)\n-{\n-\treturn 0;\n-}\n-\n-extern unsigned long (*mach_random_get_entropy)(void);\n-\n-static inline unsigned long random_get_entropy(void)\n-{\n-\tif (mach_random_get_entropy)\n-\t\treturn mach_random_get_entropy();\n-\treturn random_get_entropy_fallback();\n-}\n-#define random_get_entropy\trandom_get_entropy\n-\n-#endif\n--- a/arch/m68k/kernel/time.c\n+++ b/arch/m68k/kernel/time.c\n@@ -26,12 +26,12 @@\n #include <asm/machdep.h>\n #include <asm/io.h>\n #include <asm/irq_regs.h>\n+#include <asm/random.h>\n \n #include <linux/time.h>\n #include <linux/timex.h>\n #include <linux/profile.h>\n \n-\n unsigned long (*mach_random_get_entropy)(void);\n EXPORT_SYMBOL_GPL(mach_random_get_entropy);\n \n", "prefixes": [ "27/38" ] }