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    SubjectRe: [patch 59/61] lock validator: special locking: xfrm
    On Mon, 29 May 2006 23:27:51 +0200
    Ingo Molnar <mingo@elte.hu> wrote:

    > From: Ingo Molnar <mingo@elte.hu>
    >
    > teach special (non-nested) unlocking code to the lock validator. Has no
    > effect on non-lockdep kernels.
    >
    > Signed-off-by: Ingo Molnar <mingo@elte.hu>
    > Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
    > ---
    > net/xfrm/xfrm_policy.c | 2 +-
    > net/xfrm/xfrm_state.c | 2 +-
    > 2 files changed, 2 insertions(+), 2 deletions(-)
    >
    > Index: linux/net/xfrm/xfrm_policy.c
    > ===================================================================
    > --- linux.orig/net/xfrm/xfrm_policy.c
    > +++ linux/net/xfrm/xfrm_policy.c
    > @@ -1308,7 +1308,7 @@ static struct xfrm_policy_afinfo *xfrm_p
    > afinfo = xfrm_policy_afinfo[family];
    > if (likely(afinfo != NULL))
    > read_lock(&afinfo->lock);
    > - read_unlock(&xfrm_policy_afinfo_lock);
    > + read_unlock_non_nested(&xfrm_policy_afinfo_lock);
    > return afinfo;
    > }
    >
    > Index: linux/net/xfrm/xfrm_state.c
    > ===================================================================
    > --- linux.orig/net/xfrm/xfrm_state.c
    > +++ linux/net/xfrm/xfrm_state.c
    > @@ -1105,7 +1105,7 @@ static struct xfrm_state_afinfo *xfrm_st
    > afinfo = xfrm_state_afinfo[family];
    > if (likely(afinfo != NULL))
    > read_lock(&afinfo->lock);
    > - read_unlock(&xfrm_state_afinfo_lock);
    > + read_unlock_non_nested(&xfrm_state_afinfo_lock);
    > return afinfo;
    > }
    >

    I got a bunch of rejects here due to changes in git-net.patch. Please
    verify the result. It could well be wrong (the changes in there are odd).

    -
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