block_cache_get_etc
extern status_t block_cache_get_etc(void *cache, off_t blockNumber,
return block_cache_get_etc(fVolume->BlockCache(), block, (const void**)&fBlock);
status = block_cache_get_etc(volume->pm_mountp->mnt_cache, cachedBlock,
return block_cache_get_etc(fVolume->BlockCache(), block,
status = block_cache_get_etc(volume->BlockCache(),
if (block_cache_get_etc(_cache, blockNumber, &block) == B_OK)