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([2a01:e34:ed2f:f020:e7c:3055:aad:f62d]) by smtp.googlemail.com with ESMTPSA id j1sm2956333wrd.50.2021.08.21.01.04.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 21 Aug 2021 01:04:52 -0700 (PDT) Subject: Re: [PATCH 2/2] clocksource/drivers/fttmr010: Be stricter on IRQs To: Guenter Roeck , Linus Walleij Cc: Thomas Gleixner , linux-kernel@vger.kernel.org, =?UTF-8?Q?C=c3=a9dric_Le_Goater?= , Joel Stanley References: <20210724224424.2085404-1-linus.walleij@linaro.org> <20210724224424.2085404-2-linus.walleij@linaro.org> <20210821042010.GA1759866@roeck-us.net> From: Daniel Lezcano Message-ID: Date: Sat, 21 Aug 2021 10:04:51 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210821042010.GA1759866@roeck-us.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 21/08/2021 06:20, Guenter Roeck wrote: > Hi, > > On Sun, Jul 25, 2021 at 12:44:24AM +0200, Linus Walleij wrote: >> Make sure we check that the right interrupt occurred before >> calling the event handler for timer 1. Report spurious IRQs >> as IRQ_NONE. >> >> Cc: Cédric Le Goater >> Cc: Joel Stanley >> Signed-off-by: Linus Walleij > > This patch results in boot stalls with several qemu aspeed emulations > (quanta-q71l-bmc, palmetto-bmc, witherspoon-bmc, ast2500-evb, > romulus-bmc, g220a-bmc). Reverting this patch together with > "clocksource/drivers/fttmr010: Clear also overflow bit on AST2600" > fixes the problem. Bisect log is attached. Thanks Guenter for git-bisecting. Linus I have dropped the aforementioned patches. Thanks -- Daniel > --- > # bad: [86ed57fd8c93fdfaabb4f58e78455180fa7d8a84] Add linux-next specific files for 20210820 > # good: [7c60610d476766e128cc4284bb6349732cbd6606] Linux 5.14-rc6 > git bisect start 'HEAD' 'v5.14-rc6' > # good: [2b14a6beaaddc78bd4c7aeb0d94ef4d1ba708b7b] Merge remote-tracking branch 'crypto/master' > git bisect good 2b14a6beaaddc78bd4c7aeb0d94ef4d1ba708b7b > # good: [ecbc858174455ac847fb308ececc33ad408d2b3c] Merge remote-tracking branch 'tip/auto-latest' > git bisect good ecbc858174455ac847fb308ececc33ad408d2b3c > # bad: [7a307d6053886b8c05f897b4386365d0f556c2e9] Merge remote-tracking branch 'staging/staging-next' > git bisect bad 7a307d6053886b8c05f897b4386365d0f556c2e9 > # bad: [b97ca8377c80f00f51767c249310ee37db949df4] Merge remote-tracking branch 'tty/tty-next' > git bisect bad b97ca8377c80f00f51767c249310ee37db949df4 > # bad: [e83fe57c15b3a06707266e28590ee805920be987] Merge remote-tracking branch 'kvm/next' > git bisect bad e83fe57c15b3a06707266e28590ee805920be987 > # good: [213605c149ff869a7206db53eefbee14fd22a78d] kcsan: selftest: Cleanup and add missing __init > git bisect good 213605c149ff869a7206db53eefbee14fd22a78d > # good: [049e1cd8365ea416016e21eb2c7d9ca553fc1dc7] KVM: x86: don't disable APICv memslot when inhibited > git bisect good 049e1cd8365ea416016e21eb2c7d9ca553fc1dc7 > # bad: [c01ef7a90edfa8be6dc8aaa9e0bfdfe0eb7ea083] Merge remote-tracking branch 'irqchip/irq/irqchip-next' > git bisect bad c01ef7a90edfa8be6dc8aaa9e0bfdfe0eb7ea083 > # good: [4513fb87e1402ad815912ec7f027eb17149f44ee] Merge branch irq/misc-5.15 into irq/irqchip-next > git bisect good 4513fb87e1402ad815912ec7f027eb17149f44ee > # bad: [dcc5fdc6b0f491a612ca372ad18d098103103bdb] Merge remote-tracking branch 'edac/edac-for-next' > git bisect bad dcc5fdc6b0f491a612ca372ad18d098103103bdb > # bad: [8903227aa72ce8c013e47b027be8e153e114bf19] clocksource/drivers/fttmr010: Be stricter on IRQs > git bisect bad 8903227aa72ce8c013e47b027be8e153e114bf19 > # good: [be83c3b6e7b8ff22f72827a613bf6f3aa5afadbb] clocksource/drivers/sh_cmt: Fix wrong setting if don't request IRQ for clock source channel > git bisect good be83c3b6e7b8ff22f72827a613bf6f3aa5afadbb > # good: [ce9570657d45d6387a68d7f419fe70d085200a2f] clocksource/drivers/mediatek: Optimize systimer irq clear flow on shutdown > git bisect good ce9570657d45d6387a68d7f419fe70d085200a2f > # good: [3a95de59730eb9ac8dd6a367018f5653a873ecaa] clocksource/drivers/fttmr010: Pass around less pointers > git bisect good 3a95de59730eb9ac8dd6a367018f5653a873ecaa > # first bad commit: [8903227aa72ce8c013e47b027be8e153e114bf19] clocksource/drivers/fttmr010: Be stricter on IRQs > -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog