瀏覽代碼

MPT / PCI: Use pci_stop_and_remove_bus_device_locked()

Race conditions are theoretically possible between the MPT PCI device
removal and the generic PCI bus rescan and device removal that can be
triggered via sysfs.

To avoid those race conditions make the MPT PCI code use
pci_stop_and_remove_bus_device_locked().

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Rafael J. Wysocki 11 年之前
父節點
當前提交
64cdb4181d
共有 3 個文件被更改,包括 3 次插入3 次删除
  1. 1 1
      drivers/message/fusion/mptbase.c
  2. 1 1
      drivers/scsi/mpt2sas/mpt2sas_base.c
  3. 1 1
      drivers/scsi/mpt3sas/mpt3sas_base.c

+ 1 - 1
drivers/message/fusion/mptbase.c

@@ -346,7 +346,7 @@ static int mpt_remove_dead_ioc_func(void *arg)
 	if ((pdev == NULL))
 		return -1;
 
-	pci_stop_and_remove_bus_device(pdev);
+	pci_stop_and_remove_bus_device_locked(pdev);
 	return 0;
 }
 

+ 1 - 1
drivers/scsi/mpt2sas/mpt2sas_base.c

@@ -128,7 +128,7 @@ static int mpt2sas_remove_dead_ioc_func(void *arg)
 		pdev = ioc->pdev;
 		if ((pdev == NULL))
 			return -1;
-		pci_stop_and_remove_bus_device(pdev);
+		pci_stop_and_remove_bus_device_locked(pdev);
 		return 0;
 }
 

+ 1 - 1
drivers/scsi/mpt3sas/mpt3sas_base.c

@@ -131,7 +131,7 @@ static int mpt3sas_remove_dead_ioc_func(void *arg)
 	pdev = ioc->pdev;
 	if ((pdev == NULL))
 		return -1;
-	pci_stop_and_remove_bus_device(pdev);
+	pci_stop_and_remove_bus_device_locked(pdev);
 	return 0;
 }