请问为什么cudaMalloc分配的内存的首地址至少是 256 字节的整数倍？

[33lulu33]

为什么至少是256字节而不是128字节呢？书里第七章的例子是128字节的连续内存。

[fever-Wong]

谢谢，您发给我的邮件已经收到，我会尽快处理。Thank you,the email you sent me has been received and I will handle it as soon as possible.王景博fever wong

[brucefan1983]

这是CUDA的规定：

例子和这个规定不冲突。