tree 78312cbddb4c84f27582fd2cdbc9e649f2a23954
parent a8f6db4d2990d6866ba5d9c699cfc0835b9d8859
author Heiko Carstens <heiko.carstens@de.ibm.com> 1346937548 +0200
committer Martin Schwidefsky <schwidefsky@de.ibm.com> 1348667114 +0200

s390/kexec: change return value of machine_kexec_prepare

Returning -ENOSYS on kexec_load() is a bad idea since user space cannot
tell if the system call is not implmented or if it failed.
Use -EOPNOTSUPP in case somebody tries a kexec_load on a NSS image based
kernel instead.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>