On Mon, 1 Sep 2014, Guenter Roeck wrote:FWIW: Compile-tested-by: Guenter Roeck <linux@xxxxxxxxxxxx>
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>