The patch titled
Subject: lib-interval_tree-fast-overlap-detection-fix
has been added to the -mm tree. Its filename is
lib-interval_tree-fast-overlap-detection-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/lib-interval_tree-fast-overlap-detection-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/lib-interval_tree-fast-overlap-detection-fix.patch
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------------------------------------------------------
From: Davidlohr Bueso <dave@xxxxxxxxxxxx>
Subject: lib-interval_tree-fast-overlap-detection-fix
Hi Andrew, while going through the code some more I found the following
braino; could you please fold this in? The reason why it wasn't detected
and nothing exploded was that the drm_mm kselftest module does not really
exercise the right path.
Link: http://lkml.kernel.org/r/20170725165401.GA5701@xxxxxxxxxxxxxxx
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_mm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/gpu/drm/drm_mm.c~lib-interval_tree-fast-overlap-detection-fix drivers/gpu/drm/drm_mm.c
--- a/drivers/gpu/drm/drm_mm.c~lib-interval_tree-fast-overlap-detection-fix
+++ a/drivers/gpu/drm/drm_mm.c
@@ -212,7 +212,7 @@ static void drm_mm_interval_tree_add_nod
link = &parent->rb.rb_left;
else {
link = &parent->rb.rb_right;
- leftmost = true;
+ leftmost = false;
}
}
_
Patches currently in -mm which might be from dave@xxxxxxxxxxxx are
rbtree-cache-leftmost-node-internally.patch
sched-fair-replace-cfs_rq-rb_leftmost.patch
sched-deadline-replace-earliest-dl-and-rq-leftmost-caching.patch
locking-rtmutex-replace-top-waiter-and-pi_waiters-leftmost-caching.patch
block-cfq-replace-cfq_rb_root-leftmost-caching.patch
lib-interval_tree-fast-overlap-detection.patch
lib-interval_tree-fast-overlap-detection-fix.patch
lib-interval-tree-correct-comment-wrt-generic-flavor.patch
procfs-use-faster-rb_first_cached.patch
fs-epoll-use-faster-rb_first_cached.patch
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