superrob1500
/
mirror-linux
mirror of https://github.com/torvalds/linux
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

blk-zoned: Split queue_zone_wplugs_show() 

Reduce the indentation level of the code in queue_zone_wplugs_show() by
moving the body of the loop in that function into a new function.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20241217210310.645966-5-bvanassche@acm.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
pull/1131/head
Bart Van Assche 2024-12-17 13:03:10 -08:00 committed by Jens Axboe
parent fa8555630b
commit cb01ecb799
1 changed files with 24 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
block/blk-zoned.c
View File

@ -1774,37 +1774,41 @@ int blk_zone_issue_zeroout(struct block_device *bdev, sector_t sector,
EXPORT_SYMBOL_GPL(blk_zone_issue_zeroout); EXPORT_SYMBOL_GPL(blk_zone_issue_zeroout);
#ifdef CONFIG_BLK_DEBUG_FS #ifdef CONFIG_BLK_DEBUG_FS
static void queue_zone_wplug_show(struct blk_zone_wplug *zwplug,
struct seq_file *m)
{
unsigned int zwp_wp_offset, zwp_flags;
unsigned int zwp_zone_no, zwp_ref;
unsigned int zwp_bio_list_size;
unsigned long flags;
spin_lock_irqsave(&zwplug->lock, flags);
zwp_zone_no = zwplug->zone_no;
zwp_flags = zwplug->flags;
zwp_ref = refcount_read(&zwplug->ref);
zwp_wp_offset = zwplug->wp_offset;
zwp_bio_list_size = bio_list_size(&zwplug->bio_list);
spin_unlock_irqrestore(&zwplug->lock, flags);
seq_printf(m, "%u 0x%x %u %u %u\n", zwp_zone_no, zwp_flags, zwp_ref,
zwp_wp_offset, zwp_bio_list_size);
}
int queue_zone_wplugs_show(void *data, struct seq_file *m) int queue_zone_wplugs_show(void *data, struct seq_file *m)
{ {
struct request_queue *q = data; struct request_queue *q = data;
struct gendisk *disk = q->disk; struct gendisk *disk = q->disk;
struct blk_zone_wplug *zwplug; struct blk_zone_wplug *zwplug;
unsigned int zwp_wp_offset, zwp_flags; unsigned int i;
unsigned int zwp_zone_no, zwp_ref;
unsigned int zwp_bio_list_size, i;
unsigned long flags;
if (!disk->zone_wplugs_hash) if (!disk->zone_wplugs_hash)
return 0; return 0;
rcu_read_lock(); rcu_read_lock();
for (i = 0; i < disk_zone_wplugs_hash_size(disk); i++) { for (i = 0; i < disk_zone_wplugs_hash_size(disk); i++)
hlist_for_each_entry_rcu(zwplug, hlist_for_each_entry_rcu(zwplug, &disk->zone_wplugs_hash[i],
&disk->zone_wplugs_hash[i], node) { node)
spin_lock_irqsave(&zwplug->lock, flags); queue_zone_wplug_show(zwplug, m);
zwp_zone_no = zwplug->zone_no;
zwp_flags = zwplug->flags;
zwp_ref = refcount_read(&zwplug->ref);
zwp_wp_offset = zwplug->wp_offset;
zwp_bio_list_size = bio_list_size(&zwplug->bio_list);
spin_unlock_irqrestore(&zwplug->lock, flags);
seq_printf(m, "%u 0x%x %u %u %u\n",
zwp_zone_no, zwp_flags, zwp_ref,
zwp_wp_offset, zwp_bio_list_size);
}
}
rcu_read_unlock(); rcu_read_unlock();
return 0; return 0;