From patchwork Tue Dec 16 02:48:11 2008 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [4/4] UBI WL-Subsys: Improvement in prot tree Date: Mon, 15 Dec 2008 16:48:11 -0000 From: xiaochuan-xu X-Patchwork-Id: 14152 Message-Id: <429395560.30413@cqu.edu.cn> To: dedekind@infradead.org Cc: linux-mtd >From e43d4e5cbaf1adb3af680a6dec53c142c68014ed Mon Sep 17 00:00:00 2001 From: Xiaochuan-Xu Date: Tue, 16 Dec 2008 10:44:07 +0800 Subject: [PATCH] delete idle varialbe abs_ec @wl->abs_ec is useless any more in the Simplify Protection PEB Queue implementation. Signed-off-by: Xiaochuan-Xu --- drivers/mtd/ubi/ubi.h | 2 -- drivers/mtd/ubi/wl.c | 1 - 2 files changed, 0 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h index a4b921b..4a8ec48 100644 --- a/drivers/mtd/ubi/ubi.h +++ b/drivers/mtd/ubi/ubi.h @@ -328,7 +328,6 @@ struct ubi_wl_entry; * @wl_scheduled: non-zero if the wear-leveling was scheduled * @lookuptbl: a table to quickly find a &struct ubi_wl_entry object for any * physical eraseblock - * @abs_ec: absolute erase counter * @move_from: physical eraseblock from where the data is being moved * @move_to: physical eraseblock where the data is being moved to * @move_to_put: if the "to" PEB was put @@ -410,7 +409,6 @@ struct ubi_device { struct rw_semaphore work_sem; int wl_scheduled; struct ubi_wl_entry **lookuptbl; - unsigned long long abs_ec; struct ubi_wl_entry *move_from; struct ubi_wl_entry *move_to; int move_to_put; diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index 4fe3f25..0b5a595 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -982,7 +982,6 @@ static int erase_worker(struct ubi_device *ubi, struct ubi_work *wl_wrk, kfree(wl_wrk); spin_lock(&ubi->wl_lock); - ubi->abs_ec += 1; wl_tree_add(e, &ubi->free); spin_unlock(&ubi->wl_lock);