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e1da6c5c05
[ Upstream commite26fa54604] This removes the need to explicitly export all symbols. Generate helper exports similarly to what's currently done for Rust crates. These helpers are exclusively called from within Rust code and therefore can be treated similar as other Rust symbols. Signed-off-by: Gary Guo <gary@garyguo.net> Reviewed-by: Boqun Feng <boqun.feng@gmail.com> Tested-by: Boqun Feng <boqun.feng@gmail.com> Link: https://lore.kernel.org/r/20240817165302.3852499-1-gary@garyguo.net [ Fixed dependency path, reworded slightly, edited comment a bit and rebased on top of the changes made when applying Andreas' patch (e.g. no `README.md` anymore, so moved the edits). - Miguel ] Signed-off-by: Miguel Ojeda <ojeda@kernel.org> Stable-dep-of:d065cc7605("rust: mutex: fix __mutex_init() usage in case of PREEMPT_RT") Signed-off-by: Sasha Levin <sashal@kernel.org>
25 lines
477 B
C
25 lines
477 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/export.h>
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#include <linux/spinlock.h>
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void rust_helper___spin_lock_init(spinlock_t *lock, const char *name,
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struct lock_class_key *key)
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{
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#ifdef CONFIG_DEBUG_SPINLOCK
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__raw_spin_lock_init(spinlock_check(lock), name, key, LD_WAIT_CONFIG);
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#else
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spin_lock_init(lock);
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#endif
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}
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void rust_helper_spin_lock(spinlock_t *lock)
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{
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spin_lock(lock);
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}
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void rust_helper_spin_unlock(spinlock_t *lock)
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{
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spin_unlock(lock);
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}
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