Commit 9a42bfd2 authored by Deshan Zhang's avatar Deshan Zhang Committed by Andrew Morton
Browse files

lib/lru_cache: fix spelling mistake "colision"->"collision" 

There is a spelling mistake in a literal string and in cariable names. 
Fix these.

Link: https://lkml.kernel.org/r/20240725093044.1742842-1-deshan@nfschina.com


Signed-off-by: default avatarDeshan Zhang <deshan@nfschina.com>
Cc: Christoph Böhmwalder <christoph.boehmwalder@linbit.com>
Cc: Lars Ellenberg <lars.ellenberg@linbit.com>
Cc: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent fbe617af

include/linux/lru_cache.h

+2 −2
Original line number Diff line number Diff line
@@ -119,7 +119,7 @@ write intent log information, three of which are mentioned here. 
*/



/* this defines an element in a tracked set

 * .colision is for hash table lookup.

 * .collision is for hash table lookup.

 * When we process a new IO request, we know its sector, thus can deduce the

 * region number (label) easily.  To do the label -> object lookup without a

 * full list walk, we use a simple hash table.
@@ -145,7 +145,7 @@ write intent log information, three of which are mentioned here. 
 * But it avoids high order page allocations in kmalloc.

 */

struct lc_element {

	struct hlist_node colision;

	struct hlist_node collision;

	struct list_head list;		 /* LRU list or free list */

	unsigned refcnt;

	/* back "pointer" into lc_cache->element[index],

lib/lru_cache.c

+5 −5
Original line number Diff line number Diff line
@@ -243,7 +243,7 @@ static struct lc_element *__lc_find(struct lru_cache *lc, unsigned int enr, 


	BUG_ON(!lc);

	BUG_ON(!lc->nr_elements);

	hlist_for_each_entry(e, lc_hash_slot(lc, enr), colision) {

	hlist_for_each_entry(e, lc_hash_slot(lc, enr), collision) {

		/* "about to be changed" elements, pending transaction commit,

		 * are hashed by their "new number". "Normal" elements have

		 * lc_number == lc_new_number. */
@@ -303,7 +303,7 @@ void lc_del(struct lru_cache *lc, struct lc_element *e) 
	BUG_ON(e->refcnt);



	e->lc_number = e->lc_new_number = LC_FREE;

	hlist_del_init(&e->colision);

	hlist_del_init(&e->collision);

	list_move(&e->list, &lc->free);

	RETURN();

}
@@ -324,9 +324,9 @@ static struct lc_element *lc_prepare_for_change(struct lru_cache *lc, unsigned n 
	PARANOIA_LC_ELEMENT(lc, e);



	e->lc_new_number = new_number;

	if (!hlist_unhashed(&e->colision))

		__hlist_del(&e->colision);

	hlist_add_head(&e->colision, lc_hash_slot(lc, new_number));

	if (!hlist_unhashed(&e->collision))

		__hlist_del(&e->collision);

	hlist_add_head(&e->collision, lc_hash_slot(lc, new_number));

	list_move(&e->list, &lc->to_be_changed);



	return e;