Talos™ II Linux sources for OpenPOWER https://git.raptorcs.com/git/talos-op-linux/atom?h=v4.4.4 2012-12-13T05:50:56+00:00 2012-12-13T05:50:56+00:00 David Howells dhowells@redhat.com 2012-10-09T08:46:39+00:00 urn:sha1:2ba364504f2c31665007330dec23e89e44f5864e Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com> 2010-10-22T07:48:59+00:00 Sonic Zhang sonic.zhang@analog.com 2010-09-06T10:16:04+00:00 urn:sha1:99a5b2878b56d24919eb7e646f2d8e02f63a6efc Flushing caches sometimes requires anomaly workarounds which require supervisor-only insns. Normally we don't need to flush caches from userspace so this isn't a problem, but when gcc generates trampolines on the stack, we do. So add a new syscall for gcc to use modeled after the mips version. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>