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This commit is contained in:
Andy Ritger
2023-02-28 11:12:44 -08:00
parent e598191e8e
commit 4397463e73
928 changed files with 124728 additions and 88525 deletions
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21
kernel-open/nvidia-uvm/uvm_linux.h
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@@ -108,7 +108,7 @@ static inline const struct cpumask *uvm_cpumask_of_node(int node)
#endif
}
#if defined(CONFIG_HMM_MIRROR) && defined(CONFIG_DEVICE_PRIVATE) && defined(NV_MAKE_DEVICE_EXCLUSIVE_RANGE_PRESENT)
#if defined(CONFIG_HMM_MIRROR) && defined(CONFIG_DEVICE_PRIVATE) && defined(NV_MIGRATE_DEVICE_RANGE_PRESENT)
#define UVM_IS_CONFIG_HMM() 1
#else
#define UVM_IS_CONFIG_HMM() 0
@@ -404,6 +404,7 @@ static inline NvU64 NV_GETTIME(void)
// 654672d4ba1a6001c365833be895f9477c4d5eab ("locking/atomics:
// Add _{acquire|release|relaxed}() variants of some atomic operations") in v4.3
// (2015-08-06).
// TODO: Bug 3849079: We always use this definition on newer kernels.
#ifndef atomic_read_acquire
#define atomic_read_acquire(p) smp_load_acquire(&(p)->counter)
#endif
@@ -412,6 +413,24 @@ static inline NvU64 NV_GETTIME(void)
#define atomic_set_release(p, v) smp_store_release(&(p)->counter, v)
#endif
// atomic_long_read_acquire and atomic_long_set_release were added in commit
// b5d47ef9ea5c5fe31d7eabeb79f697629bd9e2cb ("locking/atomics: Switch to
// generated atomic-long") in v5.1 (2019-05-05).
// TODO: Bug 3849079: We always use these definitions on newer kernels.
#define atomic_long_read_acquire uvm_atomic_long_read_acquire
static inline long uvm_atomic_long_read_acquire(atomic_long_t *p)
{
long val = atomic_long_read(p);
smp_mb();
return val;
}
#define atomic_long_set_release uvm_atomic_long_set_release
static inline void uvm_atomic_long_set_release(atomic_long_t *p, long v)
{
smp_mb();
atomic_long_set(p, v);
}
// Added in 3.11
#ifndef PAGE_ALIGNED