Thread (11 messages) 11 messages, 3 authors, 2014-12-15
STALE4227d REVIEWED: 1 (0M)

[PATCH 2/3] arm64: psci: fix cpu_suspend to check idle state type for index

From: Lorenzo Pieralisi <hidden>
Date: 2014-10-30 10:19:46
Also in: linux-pm

Hi Amit,

On Thu, Oct 30, 2014 at 03:55:37AM +0000, Amit Daniel Kachhap wrote:
This fix rectifies the psci cpu_suspend to check the C-state type
corresponding to the requested index.
Can you reword the commit log please ?

"This fix rectifies the psci cpu_suspend implementation to check the
PSCI power state parameter type field associated with the requested idle
state index."
quoted hunk ↗ jump to hunk
Signed-off-by: Amit Daniel Kachhap <redacted>
---
 arch/arm64/kernel/psci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/psci.c b/arch/arm64/kernel/psci.c
index 2178d6e..4ebc146 100644
--- a/arch/arm64/kernel/psci.c
+++ b/arch/arm64/kernel/psci.c
@@ -530,7 +530,7 @@ static int __maybe_unused cpu_psci_cpu_suspend(unsigned long index)
 	if (WARN_ON_ONCE(!index || !state))
 		return -EINVAL;
 
-	if (state->type == PSCI_POWER_STATE_TYPE_STANDBY)
+	if (state[index - 1].type == PSCI_POWER_STATE_TYPE_STANDBY)
 		ret = psci_ops.cpu_suspend(state[index - 1], 0);
 	else
 		ret = __cpu_suspend(index, psci_suspend_finisher);
-- 
1.9.1
Can you resend it as a single patch (ie this patch does not apply if
patch 1 is missing, and I am not sure we need patch 1) and send it to
Catalin and Will to merge it asap ?

Please add my:

Acked-by: Lorenzo Pieralisi <redacted>

Thanks,
Lorenzo
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