From: Herbert Xu <herbert@gondor.apana.org.au>
To: Paul Blakey <paulb@mellanox.com>
Cc: Thomas Graf <tgraf@suug.ch>, David Miller <davem@davemloft.net>,
netdev@vger.kernel.org
Subject: Re: [PATCH net] test_rhashtable: Add missing rcu_read_lock()
Date: Thu, 8 Mar 2018 23:58:38 +0800 [thread overview]
Message-ID: <20180308155838.GA9696@gondor.apana.org.au> (raw)
In-Reply-To: <1520510097-6396-1-git-send-email-paulb@mellanox.com>
On Thu, Mar 08, 2018 at 01:54:57PM +0200, Paul Blakey wrote:
> Suppress "suspicious rcu_dereference_protected() usage!" on duplicate
> insertion test.
>
> Fixes: 499ac3b60f65 ('test_rhashtable: add test case for rhl_table with duplicate objects')
> Signed-off-by: Paul Blakey <paulb@mellanox.com>
This shouldn't be doing a table walk in the first place.
You should convert it to using the table walk interface.
Direct table walks are forbidden because they will break when
you hit a resize.
Cheers,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2018-03-08 15:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-08 11:54 [PATCH net] test_rhashtable: Add missing rcu_read_lock() Paul Blakey
2018-03-08 15:58 ` Herbert Xu [this message]
2018-03-08 17:10 ` Paul Blakey
2018-03-09 15:04 ` Herbert Xu
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