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-rw-r--r--drivers/scsi/3w-9xxx.c2
-rw-r--r--drivers/scsi/3w-xxxx.c2
-rw-r--r--drivers/scsi/megaraid.c5
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.c1
4 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index b31faeccb9c..2239d16fb9b 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -862,6 +862,8 @@ out:
} /* End twa_chrdev_ioctl() */
/* This function handles open for the character device */
+/* NOTE that this function will race with remove; adding BKL
+ will not help. */
static int twa_chrdev_open(struct inode *inode, struct file *file)
{
unsigned int minor_number;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 8c22329aa85..bbff029536e 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1027,6 +1027,8 @@ out:
} /* End tw_chrdev_ioctl() */
/* This function handles open for the character device */
+/* NOTE that this function races with remove - adding BKL
+ won't help */
static int tw_chrdev_open(struct inode *inode, struct file *file)
{
unsigned int minor_number;
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 18551aaf5e0..c9aa2c45a69 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -3272,8 +3272,9 @@ mega_init_scb(adapter_t *adapter)
* @filep - unused
*
* Routines for the character/ioctl interface to the driver. Find out if this
- * is a valid open. If yes, increment the module use count so that it cannot
- * be unloaded.
+ * is a valid open.
+ *
+ * No BKL needed here.
*/
static int
megadev_open (struct inode *inode, struct file *filep)
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 7d84c8bbcf3..81374b7c555 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -2860,6 +2860,7 @@ static void megasas_shutdown(struct pci_dev *pdev)
/**
* megasas_mgmt_open - char node "open" entry point
+ * No BKL is needed here.
*/
static int megasas_mgmt_open(struct inode *inode, struct file *filep)
{