diff options
| author | Paul E. McKenney <paulmck@kernel.org> | 2022-11-22 16:52:36 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2023-02-02 16:26:05 -0800 |
| commit | dc7c31b07adee585fe567bf44d8ef7f5a12e521a (patch) | |
| tree | bbaaffd416ff6deefc720fa835b83c5cb083ece2 /drivers/base/core.c | |
| parent | 1b929c02afd37871d5afb9d498426f83432e71c2 (diff) | |
drivers/base: 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: Paul E. McKenney <paulmck@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Reviewed-by: John Ogness <john.ogness@linutronix.de>
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index a3e14143ec0c..bb36aca8d1b7 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -181,7 +181,6 @@ void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode) } EXPORT_SYMBOL_GPL(fw_devlink_purge_absent_suppliers); -#ifdef CONFIG_SRCU static DEFINE_MUTEX(device_links_lock); DEFINE_STATIC_SRCU(device_links_srcu); @@ -220,47 +219,6 @@ static void device_link_remove_from_lists(struct device_link *link) list_del_rcu(&link->s_node); list_del_rcu(&link->c_node); } -#else /* !CONFIG_SRCU */ -static DECLARE_RWSEM(device_links_lock); - -static inline void device_links_write_lock(void) -{ - down_write(&device_links_lock); -} - -static inline void device_links_write_unlock(void) -{ - up_write(&device_links_lock); -} - -int device_links_read_lock(void) -{ - down_read(&device_links_lock); - return 0; -} - -void device_links_read_unlock(int not_used) -{ - up_read(&device_links_lock); -} - -#ifdef CONFIG_DEBUG_LOCK_ALLOC -int device_links_read_lock_held(void) -{ - return lockdep_is_held(&device_links_lock); -} -#endif - -static inline void device_link_synchronize_removal(void) -{ -} - -static void device_link_remove_from_lists(struct device_link *link) -{ - list_del(&link->s_node); - list_del(&link->c_node); -} -#endif /* !CONFIG_SRCU */ static bool device_is_ancestor(struct device *dev, struct device *target) { |