Messages in this thread | | | Date | Sun, 31 Oct 2004 21:38:36 -0800 | From | Hans Reiser <> | Subject | Re: readdir loses renamed files |
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Jan Engelhardt wrote:
>>>>It should be possible to perform an atomic readdir if that is what you >>>>want to do and if you have space in your process to stuff the result. >>>> >>>> >>>How much would it cost to always append the new name into the directory rather >>>than modifying it in place? >>> >>> >>Forgive me, what does the sentence above mean? Paste it out of order? >> >> > >As I have read from earlier replies, ext2/3 replaces a filename with the new >one, given that it is the same length or shorter, and especially that might >skip a while when readdir()ing. >So I was concerned about the speed impact which would arise, if the filename >was never modified in-place but always appended as a new object to the >end-of-directory. > > > >Jan Engelhardt > > The api is fundamentally broken. Sorry. Will try to avoid making that mistake in sys_reiser4. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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