[PATCH 1/2] compat: backport rcu_access_pointer

[PATCH 1/2] compat: backport rcu_access_pointer

[Felix Fietkau]

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
 include/linux/compat-2.6.34.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/compat-2.6.34.h b/include/linux/compat-2.6.34.h
index d1f9d80..ad06a07 100644
--- a/include/linux/compat-2.6.34.h
+++ b/include/linux/compat-2.6.34.h
@@ -247,6 +247,7 @@ static inline int usb_disable_autosuspend(struct usb_device *udev)
 #define sdio_set_host_pm_flags(a, b) 0
 
 #define rcu_dereference_protected(p, c) (p)
+#define rcu_access_pointer(p)   ACCESS_ONCE(p)
 
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,34)) */
 
-- 
1.7.3.2

[PATCH 2/2] compat: backport rtnl_dereference

[Felix Fietkau]

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
 include/linux/compat-2.6.37.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/include/linux/compat-2.6.37.h b/include/linux/compat-2.6.37.h
index 57868f5..a83c9c7 100644
--- a/include/linux/compat-2.6.37.h
+++ b/include/linux/compat-2.6.37.h
@@ -112,6 +112,9 @@ extern void compat_led_brightness_set(struct led_classdev *led_cdev,
 
 extern void *vzalloc(unsigned long size);
 
+#define rtnl_dereference(p)                                     \
+        rcu_dereference_protected(p, lockdep_rtnl_is_held())
+
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) */
 
 #endif /* LINUX_26_37_COMPAT_H */
-- 
1.7.3.2