From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> To: Valentin Schneider <valentin.schneider@arm.com> Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Marc Zyngier <maz@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Ard Biesheuvel <ardb@kernel.org> Subject: Re: [PATCH v2 0/3] irqchip/gic-v3-its: Fix LPI pending table handling vs PREEMPT_RT Date: Fri, 19 Nov 2021 12:14:53 +0100 [thread overview] Message-ID: <20211119111453.gqly3pyll3eluqap@linutronix.de> (raw) In-Reply-To: <20211027151506.2085066-1-valentin.schneider@arm.com> On 2021-10-27 16:15:03 [+0100], Valentin Schneider wrote: > Hi folks, Hi, > This is my take at fixing [1]. Reading about the LPI tables situation was > entertaining. > > Tested against kexec on an Ampere eMAG. Seems to be working fine atop > 5.15-rc6. On the other hand, I can only issue one kexec from > 5.15-rc6-rt12 - if I then issue another one on the new kernel, I get tasks > hanging. That is true even without my patches and without > CONFIG_PREEMPT_RT. What is the status of this? I haven't seen any replies, is this just sitting to be merged? Sebastian
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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> To: Valentin Schneider <valentin.schneider@arm.com> Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Marc Zyngier <maz@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Ard Biesheuvel <ardb@kernel.org> Subject: Re: [PATCH v2 0/3] irqchip/gic-v3-its: Fix LPI pending table handling vs PREEMPT_RT Date: Fri, 19 Nov 2021 12:14:53 +0100 [thread overview] Message-ID: <20211119111453.gqly3pyll3eluqap@linutronix.de> (raw) In-Reply-To: <20211027151506.2085066-1-valentin.schneider@arm.com> On 2021-10-27 16:15:03 [+0100], Valentin Schneider wrote: > Hi folks, Hi, > This is my take at fixing [1]. Reading about the LPI tables situation was > entertaining. > > Tested against kexec on an Ampere eMAG. Seems to be working fine atop > 5.15-rc6. On the other hand, I can only issue one kexec from > 5.15-rc6-rt12 - if I then issue another one on the new kernel, I get tasks > hanging. That is true even without my patches and without > CONFIG_PREEMPT_RT. What is the status of this? I haven't seen any replies, is this just sitting to be merged? Sebastian _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-11-19 11:14 UTC|newest] Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-27 15:15 [PATCH v2 0/3] irqchip/gic-v3-its: Fix LPI pending table handling vs PREEMPT_RT Valentin Schneider 2021-10-27 15:15 ` Valentin Schneider 2021-10-27 15:15 ` [PATCH v2 1/3] irqchip/gic-v3-its: Give the percpu rdist struct its own flags field Valentin Schneider 2021-10-27 15:15 ` Valentin Schneider 2021-12-16 13:30 ` [irqchip: irq/irqchip-next] " irqchip-bot for Valentin Schneider 2021-10-27 15:15 ` [PATCH v2 2/3] irqchip/gic-v3-its: Postpone LPI pending table freeing and memreserve Valentin Schneider 2021-10-27 15:15 ` Valentin Schneider 2021-12-16 13:30 ` [irqchip: irq/irqchip-next] " irqchip-bot for Valentin Schneider 2021-10-27 15:15 ` [PATCH v2 3/3] irqchip/gic-v3-its: Limit memreserve cpuhp state lifetime Valentin Schneider 2021-10-27 15:15 ` Valentin Schneider 2021-12-16 13:30 ` [irqchip: irq/irqchip-next] " irqchip-bot for Valentin Schneider 2021-11-19 11:14 ` Sebastian Andrzej Siewior [this message] 2021-11-19 11:14 ` [PATCH v2 0/3] irqchip/gic-v3-its: Fix LPI pending table handling vs PREEMPT_RT Sebastian Andrzej Siewior 2021-11-19 12:28 ` Marc Zyngier 2021-11-19 12:28 ` Marc Zyngier
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