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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
| commit | c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2 (patch) | |
| tree | 8e80ed5601b4fb8880a2ca8e08802bc8b1f850bd /arch/mips/include/asm/spinlock.h | |
| parent | Merge branch 'next' into for-linus (diff) | |
| parent | Input: alps - fix a mismatch between a condition check and its comment (diff) | |
| download | linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.tar.xz linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.zip | |
Merge branch 'next' into for-linus
Prepare second round of input updates for 5.3 merge window.
Diffstat (limited to 'arch/mips/include/asm/spinlock.h')
| -rw-r--r-- | arch/mips/include/asm/spinlock.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/mips/include/asm/spinlock.h b/arch/mips/include/asm/spinlock.h index ee81297d9117..8a88eb265516 100644 --- a/arch/mips/include/asm/spinlock.h +++ b/arch/mips/include/asm/spinlock.h @@ -11,6 +11,21 @@ #include <asm/processor.h> #include <asm/qrwlock.h> + +#include <asm-generic/qspinlock_types.h> + +#define queued_spin_unlock queued_spin_unlock +/** + * queued_spin_unlock - release a queued spinlock + * @lock : Pointer to queued spinlock structure + */ +static inline void queued_spin_unlock(struct qspinlock *lock) +{ + /* This could be optimised with ARCH_HAS_MMIOWB */ + mmiowb(); + smp_store_release(&lock->locked, 0); +} + #include <asm/qspinlock.h> #endif /* _ASM_SPINLOCK_H */ |