From 2f84c2469e2f2e94a45d86597baec10bfbf06847 Mon Sep 17 00:00:00 2001 From: Richard Weinberger Date: Wed, 29 Oct 2014 10:31:41 +0100 Subject: UBI: Fastmap: Introduce may_reserve_for_fm() ...and kill another #ifdef. Signed-off-by: Richard Weinberger --- drivers/mtd/ubi/fastmap-wl.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'drivers/mtd/ubi/fastmap-wl.c') diff --git a/drivers/mtd/ubi/fastmap-wl.c b/drivers/mtd/ubi/fastmap-wl.c index 88a400c52418..c4717531b24c 100644 --- a/drivers/mtd/ubi/fastmap-wl.c +++ b/drivers/mtd/ubi/fastmap-wl.c @@ -359,3 +359,22 @@ static void ubi_fastmap_close(struct ubi_device *ubi) } kfree(ubi->fm); } + +/** + * may_reserve_for_fm - tests whether a PEB shall be reserved for fastmap. + * See find_mean_wl_entry() + * + * @ubi: UBI device description object + * @e: physical eraseblock to return + * @root: RB tree to test against. + */ +static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi, + struct ubi_wl_entry *e, + struct rb_root *root) { + if (e && !ubi->fm_disabled && !ubi->fm && + e->pnum < UBI_FM_MAX_START) + e = rb_entry(rb_next(root->rb_node), + struct ubi_wl_entry, u.rb); + + return e; +} -- cgit v1.2.1