On Wed, May 13, 2020 at 10:43:41PM +0100, Emil Velikov wrote: > Export a pointer to the sysrq_get_key_op(). This way we can cleanly > unregister it, instead of the current solutions of modifuing it inplace. > > Since __sysrq_get_key_op() is no longer used externally, let's make it > a static function. > > This patch will allow us to limit access to each and every sysrq op and > constify the sysrq handling. > > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: Jiri Slaby <jslaby@xxxxxxxx> > Cc: linux-kernel@xxxxxxxxxxxxxxx > Cc: Richard Henderson <rth@xxxxxxxxxxx> > Cc: Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx> > Cc: Matt Turner <mattst88@xxxxxxxxx> > Cc: linux-alpha@xxxxxxxxxxxxxxx > Signed-off-by: Emil Velikov <emil.l.velikov@xxxxxxxxx> > --- > Please keep me in the CC list, as I'm not subscribed to the list. > > IMHO it would be better if this gets merged this via the tty tree. Still observed: Building alpha:defconfig ... failed -------------- Error log: <stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp] arch/alpha/kernel/setup.c:434:13: error: initialization of 'void (*)(int)' from incompatible pointer type 'void (*)(void)' [-Werror=incompatible-pointer-types] 434 | .handler = machine_halt, | ^~~~~~~~~~~~ arch/alpha/kernel/setup.c:434:13: note: (near initialization for 'srm_sysrq_reboot_op.handler') I did not see a reply to the initial report. Is this being addressed ? Guenter