powerpc/smp: Use '==' instead of '<' for system_state

'system_state < SYSTEM_RUNNING' will have same effect
with 'system_state == SYSTEM_BOOTING', but the later
one is more clearer.

Signed-off-by: liguang <lig.fnst@cn.fujitsu.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

3 files changed, 3 insertions, 3 deletions

diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c
index d35dbbc8ec79..f75f6fcac729 100644
--- a/arch/powerpc/platforms/cell/smp.c
+++ b/arch/powerpc/platforms/cell/smp.c
@@ -142,7 +142,7 @@ static int smp_cell_cpu_bootable(unsigned int nr)
          * during boot if the user requests it.  Odd-numbered
          * cpus are assumed to be secondary threads.
          */
-        if (system_state < SYSTEM_RUNNING &&
+        if (system_state == SYSTEM_BOOTING &&
             cpu_has_feature(CPU_FTR_SMT) &&
             !smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
                 return 0;
diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c
index 88c9459c3e07..77784aead1c2 100644
--- a/arch/powerpc/platforms/powernv/smp.c
+++ b/arch/powerpc/platforms/powernv/smp.c
@@ -51,7 +51,7 @@ static int pnv_smp_cpu_bootable(unsigned int nr)
         /* Special case - we inhibit secondary thread startup
          * during boot if the user requests it.
          */
-        if (system_state < SYSTEM_RUNNING && cpu_has_feature(CPU_FTR_SMT)) {
+        if (system_state == SYSTEM_BOOTING && cpu_has_feature(CPU_FTR_SMT)) {
                 if (!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
                         return 0;
                 if (smt_enabled_at_boot
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 12bc8c3663ad..306643cc9dbc 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -192,7 +192,7 @@ static int smp_pSeries_cpu_bootable(unsigned int nr)
         /* Special case - we inhibit secondary thread startup
          * during boot if the user requests it.
          */
-        if (system_state < SYSTEM_RUNNING && cpu_has_feature(CPU_FTR_SMT)) {
+        if (system_state == SYSTEM_BOOTING && cpu_has_feature(CPU_FTR_SMT)) {
                 if (!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
                         return 0;
                 if (smt_enabled_at_boot