netdev_master_upper_dev_get_rcu (9)

Get master upper device

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  3. Kernel routines
  4. netdev_master_upper_dev_get_rcu: Get master upper device
  1. Carta.tech
  2. Packages
  3. linux-manual-3.16
  4. netdev_master_upper_dev_get_rcu: Get master upper device

SYNOPSIS

struct net_device * netdev_master_upper_dev_get_rcu(struct net_device * dev);

ARGUMENTS

dev

device

DESCRIPTION

Find a master upper device and return pointer to it or NULL in case it's not there. The caller must hold the RCU read lock.

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