Re: [PATCH 22/29] staging: lustre: llite: add LL_IOC_FUTIMES_3

[Greg Kroah-Hartman]

On Thu, Oct 27, 2016 at 06:11:56PM -0400, James Simmons wrote:
> From: John L. Hammond <john.hammond@xxxxxxxxx>
> 
> Add a new regular file ioctl LL_IOC_FUTIMES_3 similar to futimes() but
> which allows setting of all three inode timestamps. Use this ioctl
> during HSM restore to ensure that the volatile file has the same
> timestamps as the file to be restored. Strengthen sanity-hsm test_24a
> to check that archive, release, and restore do not change a file's
> ctime. Add sanity-hsm test_24e to check that tar will succeed when it
> encounters a HSM released file.

This sounds odd, why is this filesystem the only one that needs a
"special" futimes?  Don't make up new syscalls by making an ioctl
please, make a new syscall if that's what you really need!

thanks,

greg k-h