diff options
author | Tvrtko Ursulin <tursulin@ursulin.net> | 2025-02-05 09:29:14 +0000 |
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committer | Tvrtko Ursulin <tursulin@ursulin.net> | 2025-02-05 09:29:14 +0000 |
commit | c771600c6af14749609b49565ffb4cac2959710d (patch) | |
tree | e9be426f1b32598527127fd0fa1b265a7cc83044 /rust/helpers/spinlock.c | |
parent | 4a82ceb04ad4bbb9cc20925abccb70938313e555 (diff) | |
parent | 2014c95afecee3e76ca4a56956a936e23283f05b (diff) |
Merge drm/drm-next into drm-intel-gt-next
We need
4ba4f1afb6a9 ("perf: Generic hotplug support for a PMU with a scope")
in order to land a i915 PMU simplification and a fix. That landed in 6.12
and we are stuck at 6.9 so lets bump things forward.
Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Diffstat (limited to 'rust/helpers/spinlock.c')
-rw-r--r-- | rust/helpers/spinlock.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/rust/helpers/spinlock.c b/rust/helpers/spinlock.c new file mode 100644 index 000000000000..42c4bf01a23e --- /dev/null +++ b/rust/helpers/spinlock.c @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/spinlock.h> + +void rust_helper___spin_lock_init(spinlock_t *lock, const char *name, + struct lock_class_key *key) +{ +#ifdef CONFIG_DEBUG_SPINLOCK +# if defined(CONFIG_PREEMPT_RT) + __spin_lock_init(lock, name, key, false); +# else /*!CONFIG_PREEMPT_RT */ + __raw_spin_lock_init(spinlock_check(lock), name, key, LD_WAIT_CONFIG); +# endif /* CONFIG_PREEMPT_RT */ +#else /* !CONFIG_DEBUG_SPINLOCK */ + spin_lock_init(lock); +#endif /* CONFIG_DEBUG_SPINLOCK */ +} + +void rust_helper_spin_lock(spinlock_t *lock) +{ + spin_lock(lock); +} + +void rust_helper_spin_unlock(spinlock_t *lock) +{ + spin_unlock(lock); +} + +int rust_helper_spin_trylock(spinlock_t *lock) +{ + return spin_trylock(lock); +} + +void rust_helper_spin_assert_is_held(spinlock_t *lock) +{ + lockdep_assert_held(lock); +} |