Messages in this thread | | | Date | Wed, 11 Apr 2007 15:57:54 +0200 (MEST) | From | Jan Engelhardt <> | Subject | Re: If not readdir() then what? |
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On Apr 11 2007 07:15, Neil Brown wrote: >On Sunday April 8, joern@lazybastard.org 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 -- - 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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