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authorRichard Weinberger <richard@nod.at>2014-10-28 19:07:06 +0300
committerRichard Weinberger <richard@nod.at>2015-03-27 00:47:36 +0300
commitacfda79f8808518b0235eb9a13c8b5f762e43a75 (patch)
tree49f59beaf9e5897a529c0933417a9990518be0f0 /drivers/mtd
parentc5c3f3cf969e45c53345283fce0ba11fae7abd32 (diff)
downloadlinux-acfda79f8808518b0235eb9a13c8b5f762e43a75.tar.xz
UBI: Fastmap: Introduce ubi_fastmap_init()
...and kill another #ifdef in wl.c. :-) Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/ubi/wl.c8
-rw-r--r--drivers/mtd/ubi/wl.h7
2 files changed, 8 insertions, 7 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 7d49f42ca2d5..c56c7a16c03b 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1510,9 +1510,6 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
init_rwsem(&ubi->work_sem);
ubi->max_ec = ai->max_ec;
INIT_LIST_HEAD(&ubi->works);
-#ifdef CONFIG_MTD_UBI_FASTMAP
- INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
-#endif
sprintf(ubi->bgt_name, UBI_BGT_NAME_PATTERN, ubi->ubi_num);
@@ -1606,10 +1603,7 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
ubi_assert(ubi->good_peb_count == found_pebs);
reserved_pebs = WL_RESERVED_PEBS;
-#ifdef CONFIG_MTD_UBI_FASTMAP
- /* Reserve enough LEBs to store two fastmaps. */
- reserved_pebs += (ubi->fm_size / ubi->leb_size) * 2;
-#endif
+ ubi_fastmap_init(ubi, &reserved_pebs);
if (ubi->avail_pebs < reserved_pebs) {
ubi_err(ubi, "no enough physical eraseblocks (%d, need %d)",
diff --git a/drivers/mtd/ubi/wl.h b/drivers/mtd/ubi/wl.h
index db8681477d96..4046ccf8942b 100644
--- a/drivers/mtd/ubi/wl.h
+++ b/drivers/mtd/ubi/wl.h
@@ -7,6 +7,12 @@ static void update_fastmap_work_fn(struct work_struct *wrk);
static struct ubi_wl_entry *find_anchor_wl_entry(struct rb_root *root);
static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
static void ubi_fastmap_close(struct ubi_device *ubi);
+static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count)
+{
+ /* Reserve enough LEBs to store two fastmaps. */
+ *count += (ubi->fm_size / ubi->leb_size) * 2;
+ INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
+}
#else /* !CONFIG_MTD_UBI_FASTMAP */
static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
static inline int is_fm_block(struct ubi_device *ubi, int pnum)
@@ -14,5 +20,6 @@ static inline int is_fm_block(struct ubi_device *ubi, int pnum)
return 0;
}
static inline void ubi_fastmap_close(struct ubi_device *ubi) { }
+static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { }
#endif /* CONFIG_MTD_UBI_FASTMAP */
#endif /* UBI_WL_H */