From 8b594007c381b01464358bc4b89bfb85ec7f076a Mon Sep 17 00:00:00 2001 From: "Denis V. Lunev" Date: Tue, 29 Apr 2008 01:02:20 -0700 Subject: [PATCH] s390: use non-racy method for proc entries creation Use proc_create() to make sure that ->proc_fops be setup before gluing PDE to main tree. Signed-off-by: Denis V. Lunev Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: Alexey Dobriyan Cc: "Eric W. Biederman" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/s390/block/dasd_proc.c | 10 +++++----- drivers/s390/char/tape_proc.c | 7 +++---- drivers/s390/cio/blacklist.c | 7 ++----- 3 files changed, 10 insertions(+), 14 deletions(-) diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 8ae9406..03c0e40 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -157,6 +157,7 @@ static int dasd_devices_open(struct inode *inode, struct file *file) } static const struct file_operations dasd_devices_file_ops = { + .owner = THIS_MODULE, .open = dasd_devices_open, .read = seq_read, .llseek = seq_lseek, @@ -315,13 +316,12 @@ dasd_proc_init(void) if (!dasd_proc_root_entry) goto out_nodasd; dasd_proc_root_entry->owner = THIS_MODULE; - dasd_devices_entry = create_proc_entry("devices", - S_IFREG | S_IRUGO | S_IWUSR, - dasd_proc_root_entry); + dasd_devices_entry = proc_create("devices", + S_IFREG | S_IRUGO | S_IWUSR, + dasd_proc_root_entry, + &dasd_devices_file_ops); if (!dasd_devices_entry) goto out_nodevices; - dasd_devices_entry->proc_fops = &dasd_devices_file_ops; - dasd_devices_entry->owner = THIS_MODULE; dasd_statistics_entry = create_proc_entry("statistics", S_IFREG | S_IRUGO | S_IWUSR, dasd_proc_root_entry); diff --git a/drivers/s390/char/tape_proc.c b/drivers/s390/char/tape_proc.c index 0c39636..e7c888c 100644 --- a/drivers/s390/char/tape_proc.c +++ b/drivers/s390/char/tape_proc.c @@ -111,6 +111,7 @@ static int tape_proc_open(struct inode *inode, struct file *file) static const struct file_operations tape_proc_ops = { + .owner = THIS_MODULE, .open = tape_proc_open, .read = seq_read, .llseek = seq_lseek, @@ -124,14 +125,12 @@ void tape_proc_init(void) { tape_proc_devices = - create_proc_entry ("tapedevices", S_IFREG | S_IRUGO | S_IWUSR, - NULL); + proc_create("tapedevices", S_IFREG | S_IRUGO | S_IWUSR, NULL, + &tape_proc_ops); if (tape_proc_devices == NULL) { PRINT_WARN("tape: Cannot register procfs entry tapedevices\n"); return; } - tape_proc_devices->proc_fops = &tape_proc_ops; - tape_proc_devices->owner = THIS_MODULE; } /* diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c index ef33d5d..40ef948 100644 --- a/drivers/s390/cio/blacklist.c +++ b/drivers/s390/cio/blacklist.c @@ -374,13 +374,10 @@ cio_ignore_proc_init (void) { struct proc_dir_entry *entry; - entry = create_proc_entry ("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR, - NULL); + entry = proc_create("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR, NULL, + &cio_ignore_proc_fops); if (!entry) return -ENOENT; - - entry->proc_fops = &cio_ignore_proc_fops; - return 0; } -- 2.7.4