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    Subject[patch 59/61] lock validator: special locking: xfrm
    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;
    }

    -
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