Messages in this thread | | | Date | Tue, 19 Sep 2000 11:27:01 +0100 | From | "Stephen C. Tweedie" <> | Subject | Re: [PATCH] Useless inode semaphore locking in 2.4.0-test8 |
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Hi,
On Fri, Sep 15, 2000 at 08:31:43AM -0400, Alexander Viro wrote:
> > Also truncate inode locking is needed to get a halfway reliable loopback > > device (unlike the current one) > > ? > I'm afraid that I've lost you here - what do you mean?
loop does a bmap() and then submits block IO. You don't want truncate() to revoke blocks in between the bmap and the IO completion.
Cheers, Stephen - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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