yamt commented on code in PR #13498:
URL: https://github.com/apache/nuttx/pull/13498#discussion_r1804453886
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include/nuttx/fs/fs.h:
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@@ -227,6 +229,10 @@ struct file_operations
CODE int (*poll)(FAR struct file *filep, FAR struct pollfd *fds,
bool setup);
+ CODE ssize_t (*readv)(FAR struct file *filep, FAR const struct iovec *iov,
Review Comment:
> > BTW, we can add pos to readv/writev to fix the race condition in
readp/writep too.
>
> i'm thinking to make readv/wirtev take something like bsd uio structure
instead of taking iov/iovcnt directly so that it can be extended later. how do
you think?
>
> ```
> struct uio {
> struct iovec *uio_iov;
> int iovcnt;
> };
> ```
>
> cf. https://man.freebsd.org/cgi/man.cgi?query=uio&sektion=9&format=html
done
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