On Apr 11 2007 07:15, Neil Brown wrote:
>On Sunday April 8, [email protected] wrote:
>> On Sun, 8 April 2007 11:11:20 -0700, H. Peter Anvin wrote:
>> >
>> > Well, the question is if you can keep the seekdir/telldir cookie around
>> > as a pointer -- preferrably in userspace, of course. You would
>> > presumably garbage-collect them on closedir() -- there is no other point
>> > at which you could.
>>
>> Garbage-collecting them on closedir() does not work. It surprised me as
>> well, but there seem to be applications that keep the telldir() cookie
>> around after closedir(). Iirc, "rm -r" was one of them.
>>
>> Neil, is this correct?
>
>It's just NFS. nfsd does open/getdents/close on every readdir
>request.
Uhoh, that sounds even more expensive than doing one getdent during opendir.
Jan
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