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SubjectRe: [PATCH 2/2] clocksource/drivers/fttmr010: Be stricter on IRQs
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Date
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 <clg@kaod.org>
>> Cc: Joel Stanley <joel@jms.id.au>
>> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
>
> 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
>


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