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Date: Mon, 15 Aug 2022 20:02:17 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Shunsuke Mie <mie@...l.co.jp>, Bjorn Helgaas <bhelgaas@...gle.com>, Kishon Vijay Abraham I <kishon@...com>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 5.19 0781/1157] PCI: endpoint: Dont stop controller when unbinding endpoint function From: Shunsuke Mie <mie@...l.co.jp> [ Upstream commit 1bc2b7bfba6e2f64edf5e246f3af2967261f6c3d ] Unbinding an endpoint function from the endpoint controller shouldn't stop the controller. This is especially a problem for multi-function endpoints where other endpoints may still be active. Don't stop the controller when unbinding one of its endpoints. Normally the controller is stopped via configfs. Fixes: 349e7a85b25f ("PCI: endpoint: functions: Add an EP function to test PCI") Link: https://lore.kernel.org/r/20220622040924.113279-1-mie@igel.co.jp Signed-off-by: Shunsuke Mie <mie@...l.co.jp> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com> Acked-by: Kishon Vijay Abraham I <kishon@...com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/pci/endpoint/functions/pci-epf-test.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index 5b833f00e980..a5ed779b0a51 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -627,7 +627,6 @@ static void pci_epf_test_unbind(struct pci_epf *epf) cancel_delayed_work(&epf_test->cmd_handler); pci_epf_test_clean_dma_chan(epf_test); - pci_epc_stop(epc); for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) { epf_bar = &epf->bar[bar]; -- 2.35.1
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