Messages in this thread | | | Date | Tue, 30 Mar 2004 21:12:18 +0200 | From | Andrea Arcangeli <> | Subject | Re: mapped pages being truncated [was Re: 2.6.5-rc2-aa5] |
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On Tue, Mar 30, 2004 at 08:06:42PM +0100, Hugh Dickins wrote: > On Tue, 30 Mar 2004, Andrea Arcangeli wrote: > > On Tue, Mar 30, 2004 at 07:48:42PM +0100, Hugh Dickins wrote: > > > > > > Do you have enough evidence that it's the very same bug? > > > > yes, see the two stack traces, they trigger in the same place and it's > > the very same workload. Andrew just noticed that xfs indeed calls > > truncate_inode_pages before vmtruncate. It will trigger with your > > patches too. > > Yes, Andrew has got it (and I agree XFS is wrong to be doing that).
indeed.
> > Ok I see what you mean, this should fix it, agreed? > > Yes, that's exactly the fix (for when COWing a reserved page).
thanks, great spotting! - 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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