From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Neil Brown <neilb@cse.unsw.edu.au>, Andrew Morton <akpm@osdl.org>,
Burton Windle <bwindle@fint.org>, <Linux-kernel@vger.kernel.org>
Subject: Re: slab corruption in test9 (NFS related?)
Date: 09 Nov 2003 23:36:00 -0500 [thread overview]
Message-ID: <shs7k28vo0f.fsf@charged.uio.no> (raw)
In-Reply-To: <Pine.LNX.4.44.0311092007451.3002-100000@home.osdl.org>
>>>>> " " == Linus Torvalds <torvalds@osdl.org> writes:
> In other words, your patch certainly looks obviously correct,
> but it also looks _so_ obviously correct that my alarm bells
> are going off. If the code was quite that broken at counting
> dentries, how the hell did it ever work AT ALL?
Given that d_free() now uses rcu, and hence defers the actual call to
kmem_cache_free(), might that not suffice to explain why actual
consequences are rare?
Cheers,
Trond
next prev parent reply other threads:[~2003-11-10 4:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-09 23:16 slab corruption in test9 (NFS related?) Burton Windle
2003-11-10 3:04 ` Andrew Morton
2003-11-10 3:05 ` Neil Brown
2003-11-10 4:09 ` Linus Torvalds
2003-11-10 4:23 ` Joshua Kwan
2003-11-10 4:36 ` Trond Myklebust [this message]
2003-11-10 4:42 ` Linus Torvalds
2003-11-10 4:36 ` Neil Brown
2003-11-10 4:45 ` Linus Torvalds
2003-11-10 4:51 ` Andrew Morton
2003-11-10 5:56 ` viro
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