linux-kernel - [PATCH 17/18] rcu/tree: Simplify is_vmalloc

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Date:   Sun, 29 Mar 2020 22:32:47 -0400
From:   "Joel Fernandes (Google)" <joel@...lfernandes.org>
To:     linux-kernel@...r.kernel.org
Cc:     "Joel Fernandes (Google)" <joel@...lfernandes.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Ingo Molnar <mingo@...hat.com>,
        Josh Triplett <josh@...htriplett.org>,
        Lai Jiangshan <jiangshanlai@...il.com>, linux-mm@...ck.org,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        rcu@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
        "Uladzislau Rezki (Sony)" <urezki@...il.com>
Subject: [PATCH 17/18] rcu/tree: Simplify is_vmalloc_addr expression

No code change, small refactor.

Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
---
 kernel/rcu/tree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 56c9e102a901d..311d216c7faa7 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3104,7 +3104,7 @@ kvfree_call_rcu_add_ptr_to_bulk(struct kfree_rcu_cpu *krcp, void *ptr)
 		return false;
 
 	lockdep_assert_held(&krcp->lock);
-	idx = !is_vmalloc_addr(ptr) ? 0:1;
+	idx = !!is_vmalloc_addr(ptr);
 
 	/* Check if a new block is required. */
 	if (!krcp->bkvhead[idx] ||
-- 
2.26.0.rc2.310.g2932bb562d-goog