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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-02 08:47:35 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-02 08:47:35 +0100
commit48a3d90adafc9ed92d19c93d011f17ec9001cc34 (patch)
tree868f62da2306ddabd6eca57eb6ea2a18ac18995f /arch/arm64/kernel/entry.S
parent3f7566f4947834db9b36aeb8b308e91448ba74fc (diff)
parent3cea11cd5e3b00d91caf0b4730194039b45c5891 (diff)
Merge 5.10-rc2 into char-misc-next
We need the fixes/changes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/kernel/entry.S')
-rw-r--r--arch/arm64/kernel/entry.S3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index f30007dff35f..b295fb912b12 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -365,6 +365,9 @@ alternative_insn eret, nop, ARM64_UNMAP_KERNEL_AT_EL0
br x30
#endif
.else
+ /* Ensure any device/NC reads complete */
+ alternative_insn nop, "dmb sy", ARM64_WORKAROUND_1508412
+
eret
.endif
sb