MapObjectToSpan()

scl::span * Spices::PageCache::MapObjectToSpan

(

void *

obj

)

const

Find span by memory pointer.

Parameters

[in]

obj

object memory pointer.

Returns

Returns span.

Get page id by memory.

Find span in map.

Get page id by memory.

Find span in map.

Definition at line 21 of file PageCache.cpp.

    {
        const size_t id = (reinterpret_cast<size_t>(obj) >> MemoryPool::PAGE_SHIFT);
 
        void* s = m_IdSpanMap.get(id);
 
        if (s)
        {
            return static_cast<scl::span*>(s);
        }
        else
        {
            return nullptr;
        }
    }

Referenced by Spices::MemoryPool::Free(), and Spices::CentralCache::ReleaseListToSpans().