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Wysocki" Cc: Mario Limonciello , "Rafael J. Wysocki" , Linux PM , LKML , Alan Stern , Ulf Hansson , Johan Hovold , Manivannan Sadhasivam , Jon Hunter , Saravana Kannan , amd-gfx@lists.freedesktop.org Subject: Re: [PATCH v3 2/5] PM: sleep: Suspend async parents after suspending children Message-ID: References: Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Tue, Jun 03, 2025 at 03:04:33PM +0200, Rafael J. Wysocki wrote: > On Tue, Jun 3, 2025 at 2:27 PM Chris Bainbridge > wrote: > > > > On Tue, 3 Jun 2025 at 13:24, Rafael J. Wysocki wrote: > > > > > > > > This patch does fix the list corruption, but the "Unbalanced > > > > pm_runtime_enable" still occurs: > > > > > > Have you applied it together with the previous patch? > > > > Yes > > So it looks like some devices have power.is_suspended set from the > previous cycle which causes device_resume() to attempt to resume them > even though they have not been suspended in the current cycle yet. > > Please try the attached patch in addition to the previous 2 patches. > > Thanks! That fixed it. Passed 30 attempted suspends without error. Reported-and-tested-by: Chris Bainbridge