Merge "Update libthread_db for gdb-7.0"
am 5ffedb22: merge from open-source master
am d0467251: merge from open-source master
am 1d168621: merge from open-source master
am f1cd18bd: am 91638721: kernel_headers: Update rtnetlink/pkt_sched headers for 2.6.32
am 95faecef: merge from open-source master
am 5ef5272b: merge from open-source master
am f450fa5f: merge from open-source master
Merge "Fix setjmp()/longjmp() to save FP registers on ARMv7."
am bb7928cc: merge from open-source master
am f4394458: fix build
Add pthread_rwlock_t implementation to the C library

Change-Id: I14d0a112554756a7294a51fe88c1c408a16b5ff1
Merge (-sours) commit 'a418c3b8370cae1c80fbe9a06e7e53025da5d6f0' into oxygen_4.3

* commit 'a418c3b8370cae1c80fbe9a06e7e53025da5d6f0':
  Add pthread_rwlock_t implementation to the C library