aboutsummaryrefslogtreecommitdiffstats
path: root/fs
diff options
context:
space:
mode:
Diffstat (limited to 'fs')
-rw-r--r--fs/ubifs/lprops.c28
-rw-r--r--fs/ubifs/misc.h27
-rw-r--r--fs/ubifs/ubifs.h2
3 files changed, 27 insertions, 30 deletions
diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c
index 3659b887743b..f27176e9b70d 100644
--- a/fs/ubifs/lprops.c
+++ b/fs/ubifs/lprops.c
@@ -461,18 +461,6 @@ static void change_category(struct ubifs_info *c, struct ubifs_lprops *lprops)
461} 461}
462 462
463/** 463/**
464 * ubifs_get_lprops - get reference to LEB properties.
465 * @c: the UBIFS file-system description object
466 *
467 * This function locks lprops. Lprops have to be unlocked by
468 * 'ubifs_release_lprops()'.
469 */
470void ubifs_get_lprops(struct ubifs_info *c)
471{
472 mutex_lock(&c->lp_mutex);
473}
474
475/**
476 * calc_dark - calculate LEB dark space size. 464 * calc_dark - calculate LEB dark space size.
477 * @c: the UBIFS file-system description object 465 * @c: the UBIFS file-system description object
478 * @spc: amount of free and dirty space in the LEB 466 * @spc: amount of free and dirty space in the LEB
@@ -643,22 +631,6 @@ const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
643} 631}
644 632
645/** 633/**
646 * ubifs_release_lprops - release lprops lock.
647 * @c: the UBIFS file-system description object
648 *
649 * This function has to be called after each 'ubifs_get_lprops()' call to
650 * unlock lprops.
651 */
652void ubifs_release_lprops(struct ubifs_info *c)
653{
654 ubifs_assert(mutex_is_locked(&c->lp_mutex));
655 ubifs_assert(c->lst.empty_lebs >= 0 &&
656 c->lst.empty_lebs <= c->main_lebs);
657
658 mutex_unlock(&c->lp_mutex);
659}
660
661/**
662 * ubifs_get_lp_stats - get lprops statistics. 634 * ubifs_get_lp_stats - get lprops statistics.
663 * @c: UBIFS file-system description object 635 * @c: UBIFS file-system description object
664 * @st: return statistics 636 * @st: return statistics
diff --git a/fs/ubifs/misc.h b/fs/ubifs/misc.h
index 4c12a9215d7f..4fa81d867e41 100644
--- a/fs/ubifs/misc.h
+++ b/fs/ubifs/misc.h
@@ -310,4 +310,31 @@ static inline int ubifs_tnc_lookup(struct ubifs_info *c,
310 return ubifs_tnc_locate(c, key, node, NULL, NULL); 310 return ubifs_tnc_locate(c, key, node, NULL, NULL);
311} 311}
312 312
313/**
314 * ubifs_get_lprops - get reference to LEB properties.
315 * @c: the UBIFS file-system description object
316 *
317 * This function locks lprops. Lprops have to be unlocked by
318 * 'ubifs_release_lprops()'.
319 */
320static inline void ubifs_get_lprops(struct ubifs_info *c)
321{
322 mutex_lock(&c->lp_mutex);
323}
324
325/**
326 * ubifs_release_lprops - release lprops lock.
327 * @c: the UBIFS file-system description object
328 *
329 * This function has to be called after each 'ubifs_get_lprops()' call to
330 * unlock lprops.
331 */
332static inline void ubifs_release_lprops(struct ubifs_info *c)
333{
334 ubifs_assert(mutex_is_locked(&c->lp_mutex));
335 ubifs_assert(c->lst.empty_lebs >= 0 &&
336 c->lst.empty_lebs <= c->main_lebs);
337 mutex_unlock(&c->lp_mutex);
338}
339
313#endif /* __UBIFS_MISC_H__ */ 340#endif /* __UBIFS_MISC_H__ */
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 17c620b93eec..ce8654928aad 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1586,12 +1586,10 @@ int ubifs_lpt_post_commit(struct ubifs_info *c);
1586void ubifs_lpt_free(struct ubifs_info *c, int wr_only); 1586void ubifs_lpt_free(struct ubifs_info *c, int wr_only);
1587 1587
1588/* lprops.c */ 1588/* lprops.c */
1589void ubifs_get_lprops(struct ubifs_info *c);
1590const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c, 1589const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
1591 const struct ubifs_lprops *lp, 1590 const struct ubifs_lprops *lp,
1592 int free, int dirty, int flags, 1591 int free, int dirty, int flags,
1593 int idx_gc_cnt); 1592 int idx_gc_cnt);
1594void ubifs_release_lprops(struct ubifs_info *c);
1595void ubifs_get_lp_stats(struct ubifs_info *c, struct ubifs_lp_stats *stats); 1593void ubifs_get_lp_stats(struct ubifs_info *c, struct ubifs_lp_stats *stats);
1596void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops, 1594void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops,
1597 int cat); 1595 int cat);