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SubjectRe: efivarfs and writev() support
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Hi Matt,

>> it seems that efivarfs only supports readv(), but when it comes to
>> writev(), I am getting an error. Is there any reason to not support
>> vectored write on this filesystem? Especially with the uint32 header
>> for each file, I think it would make perfect sense to support it.
>
> What error are you seeing? I thought that the vfs fell back to a looped
> write if the file system doesn't support .write_iter()?

that seems to work for readv(), but not for writev().

> But yes, we definitely should support writev().

I just get an EIO error and have not traced this down any further.

Regards

Marcel



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