Commit 8d5c2b49 authored by Heiko Carstens's avatar Heiko Carstens Committed by Vasily Gorbik
Browse files

s390/traps: Get rid of superfluous cpu_has_vx() check 



If the vector facility is installed cpu_has_vx() is always true, if it is
not installed the result is always false, and no vector exception can
happen. Therefore remove the superfluous check.

Reviewed-by: default avatarSven Schnelle <svens@linux.ibm.com>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 5864614d

arch/s390/kernel/traps.c

+0 −5
Original line number Diff line number Diff line
@@ -198,11 +198,6 @@ static void vector_exception(struct pt_regs *regs) 
{

	int si_code, vic;



	if (!cpu_has_vx()) {

		do_trap(regs, SIGILL, ILL_ILLOPN, "illegal operation");

		return;

	}



	/* get vector interrupt code from fpc */

	save_user_fpu_regs();

	vic = (current->thread.ufpu.fpc & 0xf00) >> 8;