{"id":2221833,"url":"http://patchwork.ozlabs.org/api/patches/2221833/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260410120319.723429844@kernel.org/","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/projects/2/?format=json","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":"<20260410120319.723429844@kernel.org>","list_archive_url":"https://lore.kernel.org/linuxppc-dev/20260410120319.723429844@kernel.org/","date":"2026-04-10T12:21:04","name":"[32/38] powerpc/spufs: Use mftb() directly","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"23115eac9e574ce1f075819b56afe30c97b04e13","submitter":{"id":92397,"url":"http://patchwork.ozlabs.org/api/people/92397/?format=json","name":"Thomas Gleixner","email":"tglx@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260410120319.723429844@kernel.org/mbox/","series":[{"id":499449,"url":"http://patchwork.ozlabs.org/api/series/499449/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=499449","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/499449/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2221833/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2221833/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":"patchwork-incoming@legolas.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=uoiHjWjo;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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lists.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=uoiHjWjo; dkim-atps=neutral;\n spf=pass (client-ip=2600:3c04:e001:324:0:1991:8:25;\n helo=tor.source.kernel.org; envelope-from=tglx@kernel.org;\n receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1775823667;\n\tbh=ql5fkS0UEXw/nBMHEudu1ngsgqvxlZvUknLeTtAAGUU=;\n\th=Date:From:To:Cc:Subject:References:From;\n\tb=uoiHjWjoWcWN7Tw6xiUbL/Io/RlHzIChPqiGJJ7RtYjsrncirPNTd0U6jsMefBLBl\n\t PuEP8rIYZGWPrDUGiB7D/1OZBxXBypGlDQEoNlUgfhKncfE0Vht3vVd8dR09fIJYz6\n\t LaRap+OM72T7ij93UcDxrSAuxRJvyqDUwai7p79fd01gYNQNCFb6LttF4gur8fMl1Z\n\t TmanYlU2xNYAREOAaMNh8AIeZ2WEpNPx/37VkP03IexczKkHFgtDwEiwY8TvmgoUyG\n\t zdqSX2TqLhRdpCyZVVz2iZYLDeqcR5cB1pNHnjTlrpzblDMQ8i7KXktiKriMpSMGuM\n\t +dQ/qJxaC9obA==","Date":"Fri, 10 Apr 2026 14:21:04 +0200","Message-ID":"<20260410120319.723429844@kernel.org>","User-Agent":"quilt/0.68","From":"Thomas Gleixner ","To":"LKML ","Cc":"Michael Ellerman ,\n linuxppc-dev@lists.ozlabs.org,\n Arnd Bergmann ,\n x86@kernel.org,\n Lu Baolu ,\n iommu@lists.linux.dev,\n Michael Grzeschik ,\n netdev@vger.kernel.org,\n linux-wireless@vger.kernel.org,\n Herbert Xu ,\n linux-crypto@vger.kernel.org,\n Vlastimil Babka ,\n linux-mm@kvack.org,\n David Woodhouse ,\n Bernie Thompson ,\n linux-fbdev@vger.kernel.org,\n \"Theodore Tso\" ,\n linux-ext4@vger.kernel.org,\n Andrew Morton ,\n Uladzislau Rezki ,\n Marco Elver ,\n Dmitry Vyukov ,\n kasan-dev@googlegroups.com,\n Andrey Ryabinin ,\n Thomas Sailer ,\n linux-hams@vger.kernel.org,\n \"Jason A. Donenfeld\" ,\n Richard Henderson ,\n linux-alpha@vger.kernel.org,\n Russell King ,\n linux-arm-kernel@lists.infradead.org,\n Catalin Marinas ,\n Huacai Chen ,\n loongarch@lists.linux.dev,\n Geert Uytterhoeven ,\n linux-m68k@lists.linux-m68k.org,\n Dinh Nguyen ,\n Jonas Bonn ,\n linux-openrisc@vger.kernel.org,\n Helge Deller ,\n linux-parisc@vger.kernel.org,\n Paul Walmsley ,\n linux-riscv@lists.infradead.org,\n Heiko Carstens ,\n linux-s390@vger.kernel.org,\n \"David S. Miller\" ,\n sparclinux@vger.kernel.org","Subject":"[patch 32/38] powerpc/spufs: Use mftb() directly","References":"<20260410120044.031381086@kernel.org>","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Archive":",\n ","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","X-Spam-Status":"No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"content":"There is no reason to indirect via get_cycles(), which is about to be\nremoved.\n\nUse mftb() directly.\n\nSigned-off-by: Thomas Gleixner \nCc: Michael Ellerman \nCc: linuxppc-dev@lists.ozlabs.org\n---\n arch/powerpc/platforms/cell/spufs/switch.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)","diff":"--- a/arch/powerpc/platforms/cell/spufs/switch.c\n+++ b/arch/powerpc/platforms/cell/spufs/switch.c\n@@ -34,6 +34,7 @@\n #include \n #include \n #include \n+#include \n \n #include \"spufs.h\"\n \n@@ -279,7 +280,7 @@ static inline void save_timebase(struct\n \t * Read PPE Timebase High and Timebase low registers\n \t * and save in CSA. TBD.\n \t */\n-\tcsa->suspend_time = get_cycles();\n+\tcsa->suspend_time = mftb();\n }\n \n static inline void remove_other_spu_access(struct spu_state *csa,\n@@ -1261,7 +1262,7 @@ static inline void setup_decr(struct spu\n \t * in LSCSA.\n \t */\n \tif (csa->priv2.mfc_control_RW & MFC_CNTL_DECREMENTER_RUNNING) {\n-\t\tcycles_t resume_time = get_cycles();\n+\t\tcycles_t resume_time = mftb();\n \t\tcycles_t delta_time = resume_time - csa->suspend_time;\n \n \t\tcsa->lscsa->decr_status.slot[0] = SPU_DECR_STATUS_RUNNING;\n","prefixes":["32/38"]}