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| author | liamwhite <liamwhite@users.noreply.github.com> | 2023-07-31 09:11:11 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-07-31 09:11:11 -0400 |
| commit | 1ed6e3e51df9149f4754f41f005844932f3ce63f (patch) | |
| tree | 864221fdc0adeb6bb0e33e51d671ac9597cd0f2e /src/common/wall_clock.cpp | |
| parent | e2623d64decdd39b3cfa92acd8d558a78309734e (diff) | |
| parent | bb4e67615502af559c940e4bbbf93b00ed0e4bc1 (diff) | |
Merge pull request #11173 from Morph1984/atleast_nanosecond_precision
wall_clock: Increase precision requirements
Diffstat (limited to 'src/common/wall_clock.cpp')
| -rw-r--r-- | src/common/wall_clock.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/common/wall_clock.cpp b/src/common/wall_clock.cpp index dc0dcbd68..71e15ab4c 100644 --- a/src/common/wall_clock.cpp +++ b/src/common/wall_clock.cpp @@ -56,12 +56,12 @@ std::unique_ptr<WallClock> CreateOptimalClock() { #ifdef ARCHITECTURE_x86_64 const auto& caps = GetCPUCaps(); - if (caps.invariant_tsc && caps.tsc_frequency >= WallClock::GPUTickFreq) { + if (caps.invariant_tsc && caps.tsc_frequency >= std::nano::den) { return std::make_unique<X64::NativeClock>(caps.tsc_frequency); } else { // Fallback to StandardWallClock if the hardware TSC // - Is not invariant - // - Is not more precise than GPUTickFreq + // - Is not more precise than 1 GHz (1ns resolution) return std::make_unique<StandardWallClock>(); } #else |