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Date: Tue, 14 Apr 2015 16:44:02 +0200 From: Samuel Thibault <samuel.thibault@...-lyon.org> To: Al Viro <viro@...IV.linux.org.uk> Cc: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: I_CLEAR bug while shrinking dcache Al Viro, le Tue 14 Apr 2015 13:44:29 +0100, a écrit : > On Tue, Apr 14, 2015 at 10:12:54AM +0200, Samuel Thibault wrote: > > So it seems that shrink_dentry_list was trying to kill an inode which > > already has I_CLEAR. I'll be trying the attached patch in the next > > days. > > That patch is just papering over the problem. I never said it was a proper fix :) > The first variant can happen, but in that case it should have had > DCACHE_DENTRY_KILLED set by said __dentry_kill() and skipped. The other > two are clear inode refcounting bugs. > > Do you have a reproducer for that? It just happened in the middle of the night. Samuel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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