Struct rcudnn::cudaAccessPolicyWindow[][src]

#[repr(C)]
pub struct cudaAccessPolicyWindow { pub base_ptr: *mut c_void, pub num_bytes: usize, pub hitRatio: f32, pub hitProp: cudaAccessProperty, pub missProp: cudaAccessProperty, }
Expand description

Specifies an access policy for a window, a contiguous extent of memory beginning at base_ptr and ending at base_ptr + num_bytes. Partition into many segments and assign segments such that. sum of “hit segments” / window == approx. ratio. sum of “miss segments” / window == approx 1-ratio. Segments and ratio specifications are fitted to the capabilities of the architecture. Accesses in a hit segment apply the hitProp access policy. Accesses in a miss segment apply the missProp access policy.

Fields

base_ptr: *mut c_void

< Starting address of the access policy window. CUDA driver may align it.

num_bytes: usize

< Size in bytes of the window policy. CUDA driver may restrict the maximum size and alignment.

hitRatio: f32

< hitRatio specifies percentage of lines assigned hitProp, rest are assigned missProp.

hitProp: cudaAccessProperty

< ::CUaccessProperty set for hit.

missProp: cudaAccessProperty

< ::CUaccessProperty set for miss. Must be either NORMAL or STREAMING.

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