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fix
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Weikang Shi 2018-11-20 10:26:56 +08:00 committed by GitHub
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SysCall/linux-syscall-5.md
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@ -250,7 +250,7 @@ If we didn't pass `O_TMPFILE` for creation of a temporary file, we check the `O_
* to indicate a location in the filesystem tree;
* to perform operations that act purely at the file descriptor level.
So, in this case the file itself is not opened, but operations like `dup`, `fcntl` and other can be used. So, if all file content related operations like `read`, `write` and other are permitted, only `O_DIRECTORY | O_NOFOLLOW | O_PATH` flags can be used. We have finished with flags for this moment in the `build_open_flags` for this moment and we may fill our `open_flags->open_flag` with them:
So, in this case the file itself is not opened, but operations like `dup`, `fcntl` and other can be used. So, if all file content related operations like `read`, `write` and other are not permitted, only `O_DIRECTORY | O_NOFOLLOW | O_PATH` flags can be used. We have finished with flags for this moment in the `build_open_flags` for this moment and we may fill our `open_flags->open_flag` with them:
```C
op->open_flag = flags;