Commit 7b3a0473 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

fs: Remove CONFIG_SRCU 



Now that the SRCU Kconfig option is unconditionally selected, there is
no longer any point in conditional compilation based on CONFIG_SRCU.
Therefore, remove the #ifdef and throw away the #else clause.

Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
Cc: Jeff Layton <jlayton@kernel.org>
Cc: Chuck Lever <chuck.lever@oracle.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: <linux-fsdevel@vger.kernel.org>
Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Reviewed-by: default avatarJohn Ogness <john.ogness@linutronix.de>
parent a8f0ff91

fs/locks.c

+0 −25
Original line number Diff line number Diff line
@@ -1889,7 +1889,6 @@ int generic_setlease(struct file *filp, long arg, struct file_lock **flp, 
}

EXPORT_SYMBOL(generic_setlease);



#if IS_ENABLED(CONFIG_SRCU)

/*

 * Kernel subsystems can register to be notified on any attempt to set

 * a new lease with the lease_notifier_chain. This is used by (e.g.) nfsd
@@ -1923,30 +1922,6 @@ void lease_unregister_notifier(struct notifier_block *nb) 
}

EXPORT_SYMBOL_GPL(lease_unregister_notifier);



#else /* !IS_ENABLED(CONFIG_SRCU) */

static inline void

lease_notifier_chain_init(void)

{

}



static inline void

setlease_notifier(long arg, struct file_lock *lease)

{

}



int lease_register_notifier(struct notifier_block *nb)

{

	return 0;

}

EXPORT_SYMBOL_GPL(lease_register_notifier);



void lease_unregister_notifier(struct notifier_block *nb)

{

}

EXPORT_SYMBOL_GPL(lease_unregister_notifier);



#endif /* IS_ENABLED(CONFIG_SRCU) */



/**

 * vfs_setlease        -       sets a lease on an open file

 * @filp:	file pointer