On Mon, 1 Sep 2014, Guenter Roeck wrote: > arch/ia64/sn/kernel/setup.c: In function 'sn_cpu_init': > arch/ia64/sn/kernel/setup.c:632:13: error: lvalue required as left operand of assignment > make[1]: *** [arch/ia64/sn/kernel/setup.o] Error 1 > make: *** [arch/ia64/sn/kernel/setup.o] Error 2 Subject: ia64: sn_nodepda cannot be assigned to after this_cpu conversion. Use __this_cpu_write. There must be an explit statement to modify the percpu variable after the conversion of the sn_nodpda macro to use this_cpu_read. Signed-off-by: Christoph Lameter <cl@xxxxxxxxx> Index: linux/arch/ia64/sn/kernel/setup.c =================================================================== --- linux.orig/arch/ia64/sn/kernel/setup.c +++ linux/arch/ia64/sn/kernel/setup.c @@ -629,7 +629,7 @@ void sn_cpu_init(void) cnode = nasid_to_cnodeid(nasid); - sn_nodepda = nodepdaindr[cnode]; + __this_cpu_write(__sn_nodepda, nodepdaindr[cnode]); pda->led_address = (typeof(pda->led_address)) (LED0 + (slice << LED_CPU_SHIFT)); -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
