blackfin: bf561: forgot CSYNC in get_core_lock_noflush
blackfin: bf561: forgot CSYNC in get_core_lock_noflush

SMP kgdb runs into dead loop without this CSYNC when one core single
steps over get_core_lock_noflush and the other executes get_core_lock
as a slave node.

Signed-off-by: Sonic Zhang <c93d368f28096020dd845c4879a931e9d13ab23f@analog.com>
Signed-off-by: Bob Liu <d77a20a83082b67b4fa80a32c4df5692104d5480@gmail.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas