Thread (60 messages) 60 messages, 6 authors, 2020-01-21

Re: [PATCH v3 05/16] arm64: ptrauth: Add bootup/runtime flags for __cpu_setup

From: Amit Kachhap <hidden>
Date: 2020-01-16 12:41:11


On 1/15/20 11:00 PM, Catalin Marinas wrote:
On Mon, Dec 16, 2019 at 02:17:07PM +0530, Amit Daniel Kachhap wrote:
quoted
diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index a0c8a0b..008d004 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -23,6 +23,11 @@
  #define CPU_STUCK_REASON_52_BIT_VA	(UL(1) << CPU_STUCK_REASON_SHIFT)
  #define CPU_STUCK_REASON_NO_GRAN	(UL(2) << CPU_STUCK_REASON_SHIFT)
  
+/* Options for __cpu_setup */
+#define ARM64_CPU_BOOT_PRIMARY		(1)
+#define ARM64_CPU_BOOT_LATE		(2)
Nitpick: I'd call this ARM64_CPU_BOOT_SECONDARY. I thought we tend to
use "late" for CPUs brought up after user space started (at least that
was my impression from the cpufeature.c code).
Sure. I will update it in the next version.
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