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From: f.fainelli@gmail.com (Florian Fainelli)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] ARM: psci: Fix secondary core boot with THUMB2_KERNEL
Date: Thu, 27 Sep 2018 12:27:10 -0700	[thread overview]
Message-ID: <20180927192711.26455-3-f.fainelli@gmail.com> (raw)
In-Reply-To: <20180927192711.26455-1-f.fainelli@gmail.com>

When THUMB2_KERNEL is enabled, we would be setting the secondary core's
entry point to secondary_startup() which is already Thumb2 code, utilize
secondary_startup_arm() which takes care of doing the mode switching for
us.

Fixes: 05774088391c ("arm: introduce psci_smp_ops")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 arch/arm/kernel/psci_smp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c
index cb3fcaeb2233..547a11b065d2 100644
--- a/arch/arm/kernel/psci_smp.c
+++ b/arch/arm/kernel/psci_smp.c
@@ -47,13 +47,13 @@
  *
  */
 
-extern void secondary_startup(void);
+extern void secondary_startup_arm(void);
 
 static int psci_boot_secondary(unsigned int cpu, struct task_struct *idle)
 {
 	if (psci_ops.cpu_on)
 		return psci_ops.cpu_on(cpu_logical_map(cpu),
-					virt_to_idmap(&secondary_startup));
+					virt_to_idmap(&secondary_startup_arm));
 	return -ENODEV;
 }
 
-- 
2.17.1

  parent reply	other threads:[~2018-09-27 19:27 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-27 19:27 [PATCH 0/3] ARM/PSCI: Fix THUMB2_KERNEL entry points Florian Fainelli
2018-09-27 19:27 ` [PATCH 1/3] firmware/psci: Fix cpu_resume entry points with THUMB2_KERNEL Florian Fainelli
2018-09-28 13:47   ` Mark Rutland
2018-09-28 17:50     ` Florian Fainelli
2018-09-27 19:27 ` Florian Fainelli [this message]
2018-09-28 13:48   ` [PATCH 2/3] ARM: psci: Fix secondary core boot " Mark Rutland
2018-09-27 19:27 ` [PATCH 3/3] soc: bcm: brcmstb: Fix re-entry point with a THUMB2_KERNEL Florian Fainelli
2018-10-01 18:17   ` Florian Fainelli
2018-09-28  8:08 ` [PATCH 0/3] ARM/PSCI: Fix THUMB2_KERNEL entry points Robin Murphy
2018-09-28 17:51   ` Florian Fainelli

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