From: Florian Westphal <fw@strlen.de>
To: Artem Savkov <asavkov@redhat.com>
Cc: Florian Westphal <fw@strlen.de>,
Steffen Klassert <steffen.klassert@secunet.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
"David S . Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] xfrm: don't call xfrm_policy_cache_flush under xfrm_state_lock
Date: Wed, 27 Sep 2017 14:31:03 +0200 [thread overview]
Message-ID: <20170927123103.GB14971@breakpoint.cc> (raw)
In-Reply-To: <20170927122537.14235-1-asavkov@redhat.com>
Artem Savkov <asavkov@redhat.com> wrote:
> I might be wrong but it doesn't look like xfrm_state_lock is required
> for xfrm_policy_cache_flush and calling it under this lock triggers both
> "sleeping function called from invalid context" and "possible circular
> locking dependency detected" warnings on flush.
>
> Fixes: ec30d78c14a8 xfrm: add xdst pcpu cache
> Signed-off-by: Artem Savkov <asavkov@redhat.com>
You're right, its not needed (and wrong).
Acked-by: Florian Westphal <fw@strlen.de>
next prev parent reply other threads:[~2017-09-27 12:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-27 12:25 [PATCH] xfrm: don't call xfrm_policy_cache_flush under xfrm_state_lock Artem Savkov
2017-09-27 12:31 ` Florian Westphal [this message]
2017-09-28 11:12 ` Steffen Klassert
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