The patch titled
idr-fix-backtrack-logic-in-idr_remove_all-update
has been added to the -mm tree. Its filename is
idr-fix-backtrack-logic-in-idr_remove_all-update.patch
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------------------------------------------------------
Subject: idr-fix-backtrack-logic-in-idr_remove_all-update
From: Imre Deak <imre.deak@xxxxxxxxx>
Changes since v1:
- changed nand to xor to save an instruction
- add note on how we calculate the backtrack level
Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Tejun Heo <tj@xxxxxxxxxx>
Cc: Eric Paris <eparis@xxxxxxxxxx>
Cc: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxx> [2.6.34.1]
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/idr.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN lib/idr.c~idr-fix-backtrack-logic-in-idr_remove_all-update lib/idr.c
--- a/lib/idr.c~idr-fix-backtrack-logic-in-idr_remove_all-update
+++ a/lib/idr.c
@@ -465,7 +465,8 @@ void idr_remove_all(struct idr *idp)
bt_mask = id;
id += 1 << n;
- while (n < fls(id & ~bt_mask)) {
+ /* Get the highest bit that the above add changed from 0->1. */
+ while (n < fls(id ^ bt_mask)) {
if (p)
free_layer(p);
n += IDR_BITS;
_
Patches currently in -mm which might be from imre.deak@xxxxxxxxx are
idr-fix-backtrack-logic-in-idr_remove_all.patch
idr-fix-backtrack-logic-in-idr_remove_all-update.patch
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