On May 29, 2008 17:15 -0700, Mark Fasheh wrote:
> calls. It would take as arguments, the fiemap_extent_info struct and set of
> flags which the fs supports. That would allow backported modules to plug in
> their own check, but we retain the niceness of having the checks in a
> central place for in-tree file systems.
>
> int fiemap_check_flags(struct fiemap_extent_info fieinfo, u32 fs_flags)
> {
> u32 incompat_flags;
>
> incompat_flags = fieinfo.fi_flags & ~(FIEMAP_FLAGS_COMPAT & fs_flags);
> if (incompat_flags) {
> fieinfo->fi_flags = incompat_flags;
> return -EBADR;
> }
> return 0;
> }
I'm OK with this approach.
Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.
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