Messages in this thread | | | Date | Mon, 23 Sep 2002 22:05:32 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] nanosecond resolution for stat(2) |
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On Mon, Sep 23, 2002 at 08:57:32PM +0200, Linus Torvalds wrote: > > On Mon, 23 Sep 2002, Andi Kleen wrote: > > > > Some drivers (like mouse drivers or tty) do dubious inode [mac] time > > accesses of the on disk inode and without even marking it dirty. This is > > likely a bug. > > No, it is intentional. At least some versions of "w" (maybe all) will use > the tty access times to judge how long the tty has been idle. The point is > that this is all information that is interesting (and useful), but not > worth sending to disk - it is useful only as long as the inode remains > locked in-core for other reasons, ie being in use. > > (It's not only "not worth it" to send to disk, but it would be positively > wrong to even _try_ updating the disk with the access times, since we want > these things to work even with a read-only /dev).
Ok. But it is surely not needed for mouse drivers, isn't it ? (I removed a few updates in them)
I didn't change tty in this regard anyways.
Would you consider to merge the patch ?
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