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Commit a5b45ded authored May 30, 2013 by liguang Committed by Benjamin Herrenschmidt Jun 20, 2013

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>

parent 13d543cd

arch/powerpc/platforms/cell/smp.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -142,7 +142,7 @@ static int smp_cell_cpu_bootable(unsigned int nr)
	* during boot if the user requests it. Odd-numbered		* during boot if the user requests it. Odd-numbered
	* cpus are assumed to be secondary threads.		* cpus are assumed to be secondary threads.
	*/		*/
	if (system_state < SYSTEM_RUNNING &&		if (system_state == SYSTEM_BOOTING &&
	cpu_has_feature(CPU_FTR_SMT) &&		cpu_has_feature(CPU_FTR_SMT) &&
	!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)		!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
	return 0;		return 0;

arch/powerpc/platforms/powernv/smp.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -51,7 +51,7 @@ static int pnv_smp_cpu_bootable(unsigned int nr)
	/* Special case - we inhibit secondary thread startup		/* Special case - we inhibit secondary thread startup
	* during boot if the user requests it.		* 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)		if (!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
	return 0;		return 0;
	if (smt_enabled_at_boot		if (smt_enabled_at_boot

arch/powerpc/platforms/pseries/smp.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -192,7 +192,7 @@ static int smp_pSeries_cpu_bootable(unsigned int nr)
	/* Special case - we inhibit secondary thread startup		/* Special case - we inhibit secondary thread startup
	* during boot if the user requests it.		* 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)		if (!smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
	return 0;		return 0;
	if (smt_enabled_at_boot		if (smt_enabled_at_boot