dm: avoid using symbolic permissions

Signed-off-by: Heinz Mauelshagen <[email protected]>
Signed-off-by: Mike Snitzer <[email protected]>

Author: mauelsha

drivers/md/dm-bufio.c

@@ -2165,28 +2165,28 @@ static void __exit dm_bufio_exit(void)
 module_init(dm_bufio_init)
 module_exit(dm_bufio_exit)
 
-module_param_named(max_cache_size_bytes, dm_bufio_cache_size, ulong, S_IRUGO | S_IWUSR);
+module_param_named(max_cache_size_bytes, dm_bufio_cache_size, ulong, 0644);
 MODULE_PARM_DESC(max_cache_size_bytes, "Size of metadata cache");
 
-module_param_named(max_age_seconds, dm_bufio_max_age, uint, S_IRUGO | S_IWUSR);
+module_param_named(max_age_seconds, dm_bufio_max_age, uint, 0644);
 MODULE_PARM_DESC(max_age_seconds, "Max age of a buffer in seconds");
 
-module_param_named(retain_bytes, dm_bufio_retain_bytes, ulong, S_IRUGO | S_IWUSR);
+module_param_named(retain_bytes, dm_bufio_retain_bytes, ulong, 0644);
 MODULE_PARM_DESC(retain_bytes, "Try to keep at least this many bytes cached in memory");
 
-module_param_named(peak_allocated_bytes, dm_bufio_peak_allocated, ulong, S_IRUGO | S_IWUSR);
+module_param_named(peak_allocated_bytes, dm_bufio_peak_allocated, ulong, 0644);
 MODULE_PARM_DESC(peak_allocated_bytes, "Tracks the maximum allocated memory");
 
-module_param_named(allocated_kmem_cache_bytes, dm_bufio_allocated_kmem_cache, ulong, S_IRUGO);
+module_param_named(allocated_kmem_cache_bytes, dm_bufio_allocated_kmem_cache, ulong, 0444);
 MODULE_PARM_DESC(allocated_kmem_cache_bytes, "Memory allocated with kmem_cache_alloc");
 
-module_param_named(allocated_get_free_pages_bytes, dm_bufio_allocated_get_free_pages, ulong, S_IRUGO);
+module_param_named(allocated_get_free_pages_bytes, dm_bufio_allocated_get_free_pages, ulong, 0444);
 MODULE_PARM_DESC(allocated_get_free_pages_bytes, "Memory allocated with get_free_pages");
 
-module_param_named(allocated_vmalloc_bytes, dm_bufio_allocated_vmalloc, ulong, S_IRUGO);
+module_param_named(allocated_vmalloc_bytes, dm_bufio_allocated_vmalloc, ulong, 0444);
 MODULE_PARM_DESC(allocated_vmalloc_bytes, "Memory allocated with vmalloc");
 
-module_param_named(current_allocated_bytes, dm_bufio_current_allocated, ulong, S_IRUGO);
+module_param_named(current_allocated_bytes, dm_bufio_current_allocated, ulong, 0444);
 MODULE_PARM_DESC(current_allocated_bytes, "Memory currently used by the cache");
 
 MODULE_AUTHOR("Mikulas Patocka <[email protected]>");

drivers/md/dm-kcopyd.c

@@ -37,7 +37,7 @@
 
 static unsigned int kcopyd_subjob_size_kb = DEFAULT_SUB_JOB_SIZE_KB;
 
-module_param(kcopyd_subjob_size_kb, uint, S_IRUGO | S_IWUSR);
+module_param(kcopyd_subjob_size_kb, uint, 0644);
 MODULE_PARM_DESC(kcopyd_subjob_size_kb, "Sub-job size for dm-kcopyd clients");
 
 static unsigned int dm_get_kcopyd_subjob_size(void)

drivers/md/dm-mpath.c

@@ -2258,8 +2258,7 @@ static void __exit dm_multipath_exit(void)
 module_init(dm_multipath_init);
 module_exit(dm_multipath_exit);
 
-module_param_named(queue_if_no_path_timeout_secs,
-		   queue_if_no_path_timeout_secs, ulong, S_IRUGO | S_IWUSR);
+module_param_named(queue_if_no_path_timeout_secs, queue_if_no_path_timeout_secs, ulong, 0644);
 MODULE_PARM_DESC(queue_if_no_path_timeout_secs, "No available paths queue IO timeout in seconds");
 
 MODULE_DESCRIPTION(DM_NAME " multipath target");

drivers/md/dm-rq.c

@@ -584,16 +584,16 @@ void dm_mq_cleanup_mapped_device(struct mapped_device *md)
 	}
 }
 
-module_param(reserved_rq_based_ios, uint, S_IRUGO | S_IWUSR);
+module_param(reserved_rq_based_ios, uint, 0644);
 MODULE_PARM_DESC(reserved_rq_based_ios, "Reserved IOs in request-based mempools");
 
 /* Unused, but preserved for userspace compatibility */
 static bool use_blk_mq = true;
-module_param(use_blk_mq, bool, S_IRUGO | S_IWUSR);
+module_param(use_blk_mq, bool, 0644);
 MODULE_PARM_DESC(use_blk_mq, "Use block multiqueue for request-based DM devices");
 
-module_param(dm_mq_nr_hw_queues, uint, S_IRUGO | S_IWUSR);
+module_param(dm_mq_nr_hw_queues, uint, 0644);
 MODULE_PARM_DESC(dm_mq_nr_hw_queues, "Number of hardware queues for request-based dm-mq devices");
 
-module_param(dm_mq_queue_depth, uint, S_IRUGO | S_IWUSR);
+module_param(dm_mq_queue_depth, uint, 0644);
 MODULE_PARM_DESC(dm_mq_queue_depth, "Queue depth for request-based dm-mq devices");

drivers/md/dm-stats.c

@@ -1247,5 +1247,5 @@ void dm_statistics_exit(void)
 		DMCRIT("shared_memory_amount leaked: %lu", shared_memory_amount);
 }
 
-module_param_named(stats_current_allocated_bytes, shared_memory_amount, ulong, S_IRUGO);
+module_param_named(stats_current_allocated_bytes, shared_memory_amount, ulong, 0444);
 MODULE_PARM_DESC(stats_current_allocated_bytes, "Memory currently used by statistics");

drivers/md/dm-sysfs.c

@@ -18,7 +18,7 @@ struct dm_sysfs_attr {
 
 #define DM_ATTR_RO(_name) \
 struct dm_sysfs_attr dm_attr_##_name = \
-	__ATTR(_name, S_IRUGO, dm_attr_##_name##_show, NULL)
+	__ATTR(_name, 0444, dm_attr_##_name##_show, NULL)
 
 static ssize_t dm_attr_show(struct kobject *kobj, struct attribute *attr,
 			    char *page)
@@ -43,7 +43,7 @@ static ssize_t dm_attr_show(struct kobject *kobj, struct attribute *attr,
 
 #define DM_ATTR_RW(_name) \
 struct dm_sysfs_attr dm_attr_##_name = \
-	__ATTR(_name, S_IRUGO | S_IWUSR, dm_attr_##_name##_show, dm_attr_##_name##_store)
+	__ATTR(_name, 0644, dm_attr_##_name##_show, dm_attr_##_name##_store)
 
 static ssize_t dm_attr_store(struct kobject *kobj, struct attribute *attr,
 			     const char *page, size_t count)

drivers/md/dm-thin.c

@@ -4532,7 +4532,7 @@ static void dm_thin_exit(void)
 module_init(dm_thin_init);
 module_exit(dm_thin_exit);
 
-module_param_named(no_space_timeout, no_space_timeout_secs, uint, S_IRUGO | S_IWUSR);
+module_param_named(no_space_timeout, no_space_timeout_secs, uint, 0644);
 MODULE_PARM_DESC(no_space_timeout, "Out of data space queue IO timeout in seconds");
 
 MODULE_DESCRIPTION(DM_NAME " thin provisioning target");

drivers/md/dm-verity-target.c

@@ -43,7 +43,7 @@
 
 static unsigned int dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE;
 
-module_param_named(prefetch_cluster, dm_verity_prefetch_cluster, uint, S_IRUGO | S_IWUSR);
+module_param_named(prefetch_cluster, dm_verity_prefetch_cluster, uint, 0644);
 
 static DEFINE_STATIC_KEY_FALSE(use_tasklet_enabled);
 

drivers/md/dm.c

@@ -3384,13 +3384,13 @@ module_exit(dm_exit);
 module_param(major, uint, 0);
 MODULE_PARM_DESC(major, "The major number of the device mapper");
 
-module_param(reserved_bio_based_ios, uint, S_IRUGO | S_IWUSR);
+module_param(reserved_bio_based_ios, uint, 0644);
 MODULE_PARM_DESC(reserved_bio_based_ios, "Reserved IOs in bio-based mempools");
 
-module_param(dm_numa_node, int, S_IRUGO | S_IWUSR);
+module_param(dm_numa_node, int, 0644);
 MODULE_PARM_DESC(dm_numa_node, "NUMA node for DM device memory allocations");
 
-module_param(swap_bios, int, S_IRUGO | S_IWUSR);
+module_param(swap_bios, int, 0644);
 MODULE_PARM_DESC(swap_bios, "Maximum allowed inflight swap IOs");
 
 MODULE_DESCRIPTION(DM_NAME " driver");