linux-kernel - [PATCH 5.15 110/135] PCI: aardvark: Comment actions in driver remove method

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Date:   Tue, 10 May 2022 15:08:12 +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, pali@...nel.org,
        Marek Behún <kabel@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: [PATCH 5.15 110/135] PCI: aardvark: Comment actions in driver remove method

From: Pali Rohár <pali@...nel.org>

commit a4ca7948e1d47275f8f3e5023243440c40561916 upstream.

Add two more comments into the advk_pcie_remove() method.

Link: https://lore.kernel.org/r/20211130172913.9727-6-kabel@kernel.org
Signed-off-by: Pali Rohár <pali@...nel.org>
Signed-off-by: Marek Behún <kabel@...nel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Signed-off-by: Marek Behún <kabel@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/pci/controller/pci-aardvark.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -1681,11 +1681,13 @@ static int advk_pcie_remove(struct platf
 	struct pci_host_bridge *bridge = pci_host_bridge_from_priv(pcie);
 	int i;
 
+	/* Remove PCI bus with all devices */
 	pci_lock_rescan_remove();
 	pci_stop_root_bus(bridge->bus);
 	pci_remove_root_bus(bridge->bus);
 	pci_unlock_rescan_remove();
 
+	/* Remove IRQ domains */
 	advk_pcie_remove_msi_irq_domain(pcie);
 	advk_pcie_remove_irq_domain(pcie);