[smart][lwp_ipc] support file descriptor transmit #7318
Merged
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拉取/合并请求描述:(PR description)
[
为什么提交这份PR (why to submit this PR)
进程间通讯,需要传递 文件描述符 fd,用于类似于 Linux dmabuf 的 内存共享机制
你的解决方案是什么 (what is your solution)
在 lwp_ipc 中,增加收发 文件描述符的操作,进程 A 发送:
fd->dfs_vnode
进程B 接收dfs_vnode->new_fd
在什么测试环境下测试通过 (what is the test environment)
rt-smart aarch64 平台测试通过
]
当前拉取/合并请求的状态 Intent for your PR
必须选择一项 Choose one (Mandatory):
代码质量 Code Quality:
我在这个拉取/合并请求中已经考虑了 As part of this pull request, I've considered the following:
#if 0
代码,不包含已经被注释了的代码 All redundant code is removed and cleaned up