Re: replace() system call needed (was Re: EXT4-ish "fixes" inUBIFS)

From: Pavel Machek
Date: Wed Apr 01 2009 - 16:52:26 EST


On Tue 2009-03-31 20:06:57, Theodore Tso wrote:
> On Tue, Mar 31, 2009 at 11:27:33PM +0200, Bodo Eggert wrote:
> > This can be done using implicit logic:
> >
> > ->E.g. on close(), mark inodes without being sync()ed as poisoned.
> > (I can think of more sophisticated logic, but ...)
> > ->On completing the inode with the delayed allocations, unpoison it.
> > ->Don't commit rename()s if the corresponding inode is poisoned.
>
> Send us patches if you think it's that easy to do what you are
> proposing. I assure it's not easy.

Well, implementing replace() syscall would be quite easy. Would you
want such a patch?
Pavel

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