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Date: Wed, 11 Nov 2015 02:41:38 +0000 From: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com> To: Geert Uytterhoeven <geert@...ux-m68k.org> CC: Ulf Hansson <ulf.hansson@...aro.org>, Zhang Rui <rui.zhang@...el.com>, Eduardo Valentin <edubezval@...il.com>, Linux-SH <linux-sh@...r.kernel.org>, Linux-Kernel <linux-kernel@...r.kernel.org>, Linux PM list <linux-pm@...r.kernel.org>, Cao Minh Hiep <cm-hiep@...so.co.jp>, Dung:人ソ <nv-dung@...so.co.jp> Subject: Re: [PATCH 2/2] thermal: rcar_thermal: use pm_runtime_put_sync() Hi Geert > > - pm_runtime_put(dev); > > + pm_runtime_put_sync(dev); > > pm_runtime_disable(dev); > > > > return 0; > > While I can confirm this fixes the issue, I think this is a bug in the PM > core, and thus your patch is merely a workaround. > > Morimoto-san: I assume this is a recent regression. Have you tried to bisect? I thought that this is driver side issue, but I noticed that it was working before. I tried bisect, and found that this patch breaks bind/unbind cbc41d0a761bffb3166a413a3c77100a737c0cd7 ("drivers: sh: Disable PM runtime for multi-platform ARM with genpd") Best regards --- Kuninori Morimoto -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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