diff options
| author |  Dan Williams <dan.j.williams@intel.com>
| 2022-04-21 08:33:45 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com>
| 2022-04-28 14:01:55 -0700 |
| commit | fd3abd2cafa46955846d731b9a6ded2c19ab73d8 (patch) | |
| tree | af898ca7cc4a731ed91dd496dc116ad52160910a /drivers/base/core.c | |
| parent | nvdimm: Drop nd_device_lock() (diff) | |
| download | linux-fd3abd2cafa46955846d731b9a6ded2c19ab73d8.tar.gz linux-fd3abd2cafa46955846d731b9a6ded2c19ab73d8.tar.bz2 linux-fd3abd2cafa46955846d731b9a6ded2c19ab73d8.zip | |
device-core: Kill the lockdep_mutex
Per Peter [1], the lockdep API has native support for all the use cases
lockdep_mutex was attempting to enable. Now that all lockdep_mutex users
have been converted to those APIs, drop this lock.
Link: https://lore.kernel.org/r/Ylf0dewci8myLvoW@hirez.programming.kicks-ass.net [1]
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Suggested-by: Peter Zijlstra <peterz@infradead.org>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/165055522548.3745911.14298368286915484086.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 3d6430eb0c6a..2eede2ec3d64 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2864,9 +2864,6 @@ void device_initialize(struct device *dev) kobject_init(&dev->kobj, &device_ktype); INIT_LIST_HEAD(&dev->dma_pools); mutex_init(&dev->mutex); -#ifdef CONFIG_PROVE_LOCKING - mutex_init(&dev->lockdep_mutex); -#endif lockdep_set_novalidate_class(&dev->mutex); spin_lock_init(&dev->devres_lock); INIT_LIST_HEAD(&dev->devres_head); |