Commit:     d2c468550915ab2f16149e274a6f0da0b925a748
Parent:     d19bafd99d334cdc2530a7466235756bbc87c5d5
Author:     Artem Bityutskiy <[EMAIL PROTECTED]>
AuthorDate: Tue Dec 18 13:17:24 2007 +0200
Committer:  Artem Bityutskiy <[EMAIL PROTECTED]>
CommitDate: Wed Dec 26 19:15:16 2007 +0200

    UBI: improve comment
    Explain better the purpose of thie 'move_to_put' stuff.
    Signed-off-by: Artem Bityutskiy <[EMAIL PROTECTED]>
 drivers/mtd/ubi/wl.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index a405d40..36aa097 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -793,7 +793,7 @@ static int wear_leveling_worker(struct ubi_device *ubi, 
struct ubi_work *wrk,
                e1 = rb_entry(rb_first(&ubi->scrub), struct ubi_wl_entry, rb);
                e2 = find_wl_entry(&ubi->free, WL_FREE_MAX_DIFF);
                paranoid_check_in_wl_tree(e1, &ubi->scrub);
-       rb_erase(&e1->rb, &ubi->scrub);
+               rb_erase(&e1->rb, &ubi->scrub);
                dbg_wl("scrub PEB %d to PEB %d", e1->pnum, e2->pnum);
@@ -1139,8 +1139,11 @@ int ubi_wl_put_peb(struct ubi_device *ubi, int pnum, int 
                 * User is putting the physical eraseblock which was selected
                 * as the target the data is moved to. It may happen if the EBA
-                * unit already re-mapped the LEB but the WL unit did has not
-                * put the PEB to the "used" tree.
+                * unit already re-mapped the LEB in 'ubi_eba_copy_leb()' but
+                * the WL unit has not put the PEB to the "used" tree yet, but
+                * it is about to do this. So we just set a flag which will
+                * tell the WL worker that the PEB is not needed anymore and
+                * should be sheduled for erasure.
                dbg_wl("PEB %d is the target of data moving", pnum);
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