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authorIngo Molnar <mingo@kernel.org>2020-07-31 00:15:53 +0200
committerIngo Molnar <mingo@kernel.org>2020-07-31 00:15:53 +0200
commitc1cc4784ce6e8cceff1013709abd74bcbf7fbf24 (patch)
tree5eaacf62240ec85a6ad9c7594e8ad8f7f783afc2 /fs
parent92ed301919932f777713b9172e525674157e983d (diff)
parent13625c0a4074d3bab61b1dc70a828b574255f339 (diff)
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull the v5.9 RCU bits from Paul E. McKenney: - Documentation updates - Miscellaneous fixes - kfree_rcu updates - RCU tasks updates - Read-side scalability tests - SRCU updates - Torture-test updates Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/extent_io.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 60278e52c37a..eeaee346f5a9 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4516,6 +4516,8 @@ int try_release_extent_mapping(struct page *page, gfp_t mask)
/* once for us */
free_extent_map(em);
+
+ cond_resched(); /* Allow large-extent preemption. */
}
}
return try_release_extent_state(tree, page, mask);