Update from 2.6.36 to 2.6.36.4wip-dissipation-jerickso

4 files changed, 29 insertions, 8 deletions

diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index 90c9e2872f27..18e5c3f67580 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -10,6 +10,7 @@ extern void unix_inflight(struct file *fp);
 extern void unix_notinflight(struct file *fp);
 extern void unix_gc(void);
 extern void wait_for_unix_gc(void);
+extern struct sock *unix_get_socket(struct file *filp);
 
 #define UNIX_HASH_SIZE  256
 
@@ -56,6 +57,7 @@ struct unix_sock {
         spinlock_t              lock;
         unsigned int            gc_candidate : 1;
         unsigned int            gc_maybe_cycle : 1;
+        unsigned char           recursion_level;
         struct socket_wq        peer_wq;
 };
 #define unix_sk(__sk) ((struct unix_sock *)__sk)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 2fd06c60ffbb..a1662a52fb7d 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1201,13 +1201,14 @@ struct cfg80211_ops {
  *      initiator is %REGDOM_SET_BY_CORE).
  * @WIPHY_FLAG_STRICT_REGULATORY: tells us the driver for this device will
  *      ignore regulatory domain settings until it gets its own regulatory
- *      domain via its regulatory_hint(). After its gets its own regulatory
- *      domain it will only allow further regulatory domain settings to
- *      further enhance compliance. For example if channel 13 and 14 are
- *      disabled by this regulatory domain no user regulatory domain can
- *      enable these channels at a later time. This can be used for devices
- *      which do not have calibration information gauranteed for frequencies
- *      or settings outside of its regulatory domain.
+ *      domain via its regulatory_hint() unless the regulatory hint is
+ *      from a country IE. After its gets its own regulatory domain it will
+ *      only allow further regulatory domain settings to further enhance
+ *      compliance. For example if channel 13 and 14 are disabled by this
+ *      regulatory domain no user regulatory domain can enable these channels
+ *      at a later time. This can be used for devices which do not have
+ *      calibration information guaranteed for frequencies or settings
+ *      outside of its regulatory domain.
  * @WIPHY_FLAG_DISABLE_BEACON_HINTS: enable this if your driver needs to ensure
  *      that passive scan flags and beaconing flags may not be lifted by
  *      cfg80211 due to regulatory beacon hints. For more information on beacon
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index b0787a1dea90..05aaa8789848 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -315,6 +315,9 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame
  * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this
  *      frame and selects the maximum number of streams that it can use.
+ *
+ * Note: If you have to add new flags to the enumeration, then don't
+ *       forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary.
  */
 enum mac80211_tx_control_flags {
         IEEE80211_TX_CTL_REQ_TX_STATUS          = BIT(0),
@@ -344,6 +347,19 @@ enum mac80211_tx_control_flags {
 
 #define IEEE80211_TX_CTL_STBC_SHIFT             23
 
+/*
+ * This definition is used as a mask to clear all temporary flags, which are
+ * set by the tx handlers for each transmission attempt by the mac80211 stack.
+ */
+#define IEEE80211_TX_TEMPORARY_FLAGS (IEEE80211_TX_CTL_NO_ACK |               \
+        IEEE80211_TX_CTL_CLEAR_PS_FILT | IEEE80211_TX_CTL_FIRST_FRAGMENT |    \
+        IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU |           \
+        IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK |               \
+        IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK |           \
+        IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_PSPOLL_RESPONSE | \
+        IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC |                \
+        IEEE80211_TX_CTL_STBC)
+
 /**
  * enum mac80211_rate_control_flags - per-rate flags set by the
  *      Rate Control algorithm.
diff --git a/include/net/sock.h b/include/net/sock.h
index adab9dc58183..6892a5e89c23 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1155,6 +1155,8 @@ extern void sk_common_release(struct sock *sk);
 /* Initialise core socket variables */
 extern void sock_init_data(struct socket *sock, struct sock *sk);
 
+extern void sk_filter_release_rcu(struct rcu_head *rcu);
+
 /**
  *      sk_filter_release - release a socket filter
  *      @fp: filter to remove
@@ -1165,7 +1167,7 @@ extern void sock_init_data(struct socket *sock, struct sock *sk);
 static inline void sk_filter_release(struct sk_filter *fp)
 {
         if (atomic_dec_and_test(&fp->refcnt))
-                kfree(fp);
+                call_rcu_bh(&fp->rcu, sk_filter_release_rcu);
 }
 
 static inline void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp)