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null_blk: format pr_* logs with pr_fmt 

Instead of writing "null_blk: " at the beginning of each
pr_err/info/warn log message, format messages using pr_fmt() macro.

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: André Almeida <andrealmeid@collabora.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
André Almeida 2019-09-16 11:07:59 -03:00 committed by Jens Axboe
parent 701dfc4288
commit 9c7eddf1b0
3 changed files with 14 additions and 11 deletions
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5
drivers/block/null_blk.h
View File

@ -2,6 +2,9 @@
#ifndef __BLK_NULL_BLK_H
#define __BLK_NULL_BLK_H
#undef pr_fmt
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/blkdev.h>
#include <linux/slab.h>
#include <linux/blk-mq.h>
@ -96,7 +99,7 @@ blk_status_t null_handle_zoned(struct nullb_cmd *cmd,
#else
static inline int null_zone_init(struct nullb_device *dev)
{
pr_err("null_blk: CONFIG_BLK_DEV_ZONED not enabled\n");
pr_err("CONFIG_BLK_DEV_ZONED not enabled\n");
return -EINVAL;
}
static inline void null_zone_exit(struct nullb_device *dev) {}

16
drivers/block/null_blk_main.c
View File

@ -1315,7 +1315,7 @@ static bool should_requeue_request(struct request *rq)
static enum blk_eh_timer_return null_timeout_rq(struct request *rq, bool res)
{
pr_info("null_blk: rq %p timed out\n", rq);
pr_info("rq %p timed out\n", rq);
blk_mq_complete_request(rq);
return BLK_EH_DONE;
}
@ -1748,28 +1748,28 @@ static int __init null_init(void)
struct nullb_device *dev;
if (g_bs > PAGE_SIZE) {
pr_warn("null_blk: invalid block size\n");
pr_warn("null_blk: defaults block size to %lu\n", PAGE_SIZE);
pr_warn("invalid block size\n");
pr_warn("defaults block size to %lu\n", PAGE_SIZE);
g_bs = PAGE_SIZE;
}
if (!is_power_of_2(g_zone_size)) {
pr_err("null_blk: zone_size must be power-of-two\n");
pr_err("zone_size must be power-of-two\n");
return -EINVAL;
}
if (g_home_node != NUMA_NO_NODE && g_home_node >= nr_online_nodes) {
pr_err("null_blk: invalid home_node value\n");
pr_err("invalid home_node value\n");
g_home_node = NUMA_NO_NODE;
}
if (g_queue_mode == NULL_Q_RQ) {
pr_err("null_blk: legacy IO path no longer available\n");
pr_err("legacy IO path no longer available\n");
return -EINVAL;
}
if (g_queue_mode == NULL_Q_MQ && g_use_per_node_hctx) {
if (g_submit_queues != nr_online_nodes) {
pr_warn("null_blk: submit_queues param is set to %u.\n",
pr_warn("submit_queues param is set to %u.\n",
nr_online_nodes);
g_submit_queues = nr_online_nodes;
}
@ -1812,7 +1812,7 @@ static int __init null_init(void)
}
}
pr_info("null_blk: module loaded\n");
pr_info("module loaded\n");
return 0;
err_dev:

4
drivers/block/null_blk_zoned.c
View File

@ -17,7 +17,7 @@ int null_zone_init(struct nullb_device *dev)
unsigned int i;
if (!is_power_of_2(dev->zone_size)) {
pr_err("null_blk: zone_size must be power-of-two\n");
pr_err("zone_size must be power-of-two\n");
return -EINVAL;
}
@ -31,7 +31,7 @@ int null_zone_init(struct nullb_device *dev)
if (dev->zone_nr_conv >= dev->nr_zones) {
dev->zone_nr_conv = dev->nr_zones - 1;
pr_info("null_blk: changed the number of conventional zones to %u",
pr_info("changed the number of conventional zones to %u",
dev->zone_nr_conv);
}