On Sat, Jul 17, 2010 at 11:41 PM, Christoph Hellwig <hch@xxxxxx> wrote:
>
> (1) add new system calls
> (2) drop the ST_VALID flag and only look at the flags field for
> 2.6.36+ kernels.
> (3) keep the ST_VALID flag in my patches and only look at the flags
> field in glibc for 2.6 kernels
>
> (1) is pretty ugly, and Linus already vetoed it, (2) is okayish, but
> prevents distros from backporting this easy speedup in a useful way,
> so I'd prefer variant (3). If Uli is okay with that we should put
> my second version of the patches into the vfs tree and pull them
> for 2.6.36. If version (2) is preferred I can update the patches
> again.
I certainly don't mind the ST_VALID field. I don't think it's strictly
_necessary_, but there's nothing really wrong with it either. So
personally I'm fine with either 2 or 3.
Linus
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