Commit c93ffc15 authored Nov 05, 2018 by Paul E. McKenney

fs/file: Replace synchronize_sched() with synchronize_rcu()

Now that synchronize_rcu() waits for preempt-disable regions of code
as well as RCU read-side critical sections, synchronize_sched() can be
replaced by synchronize_rcu().  This commit therefore makes this change.

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: <linux-fsdevel@vger.kernel.org>

parent cc69b389

fs/file.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -158,7 +158,7 @@ static int expand_fdtable(struct files_struct *files, unsigned int nr)
		* or have finished their rcu_read_lock_sched() section.
		*/
		if (atomic_read(&files->count) > 1)
		synchronize_sched();
		synchronize_rcu();

		spin_lock(&files->file_lock);
		if (!new_fdt)

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