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authorAlex Shi <alex.shi@linaro.org>2016-08-23 12:31:58 +0800
committerAlex Shi <alex.shi@linaro.org>2016-08-23 12:31:58 +0800
commit5580dff37b9e49623399cb253a7cbef82d9f776a (patch)
tree2ec65f56daacb74da580fee7394334aa5e92aee2 /arch/arm64/mm/proc.S
parent98fb754c57ea86c1ea5f18a82568f620d748c1bc (diff)
parent99f614a3bb23603a947be2e95b78507112c484e5 (diff)
Merge tag 'v4.1.31' into linux-linaro-lsk-v4.1
This is the 4.1.31 stable release
Diffstat (limited to 'arch/arm64/mm/proc.S')
-rw-r--r--arch/arm64/mm/proc.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 2081c9444327..4c58844afedf 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -168,6 +168,8 @@ ENTRY(__cpu_setup)
msr cpacr_el1, x0 // Enable FP/ASIMD
mov x0, #1 << 12 // Reset mdscr_el1 and disable
msr mdscr_el1, x0 // access to the DCC from EL0
+ isb // Unmask debug exceptions now,
+ enable_dbg // since this is per-cpu
reset_pmuserenr_el0 x0 // Disable PMU access from EL0
/*
* Memory region attributes for LPAE: