Commit db060f54 authored by Damien Le Moal's avatar Damien Le Moal Committed by Jens Axboe

block: null_blk: Cleanup messages

Use the pr_fmt() macro to prefix all null_blk pr_xxx() messages with
"null_blk:" to clarify which module is printing the messages. Also add
a pr_info() message in null_add_dev() to print the name of a newly
created disk.
Signed-off-by: default avatarDamien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: default avatarChaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20220420005718.3780004-4-damien.lemoal@opensource.wdc.comSigned-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent b3a0a73e
......@@ -11,6 +11,9 @@
#include <linux/init.h>
#include "null_blk.h"
#undef pr_fmt
#define pr_fmt(fmt) "null_blk: " fmt
#define FREE_BATCH 16
#define TICKS_PER_SEC 50ULL
......@@ -2069,6 +2072,8 @@ static int null_add_dev(struct nullb_device *dev)
list_add_tail(&nullb->list, &nullb_list);
mutex_unlock(&lock);
pr_info("disk %s created\n", nullb->disk_name);
return 0;
out_cleanup_zone:
null_free_zoned_dev(dev);
......
......@@ -6,6 +6,9 @@
#define CREATE_TRACE_POINTS
#include "trace.h"
#undef pr_fmt
#define pr_fmt(fmt) "null_blk: " fmt
static inline sector_t mb_to_sects(unsigned long mb)
{
return ((sector_t)mb * SZ_1M) >> SECTOR_SHIFT;
......@@ -75,7 +78,7 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q)
dev->zone_capacity = dev->zone_size;
if (dev->zone_capacity > dev->zone_size) {
pr_err("null_blk: zone capacity (%lu MB) larger than zone size (%lu MB)\n",
pr_err("zone capacity (%lu MB) larger than zone size (%lu MB)\n",
dev->zone_capacity, dev->zone_size);
return -EINVAL;
}
......
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