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SubjectRe: [PATCH v3 5/5] drivers/node: Show in sysfs node's crypto capabilities
On 12/4/21, Greg KH <> wrote:
> You forgot a Documentation/ABI/ update for this new sysfs file you
> added :(

Damn, I forgot to add it to the patch. It will be in my next patch,
this is what it looks like:

diff --git a/Documentation/ABI/testing/sysfs-devices-node
new file mode 100644
index 000000000000..ab46fdd3f6a8
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-devices-node
@@ -0,0 +1,10 @@
+What: /sys/devices/system/node/nodeX/crypto_capable
+Date: October 2021
+Contact: Martin Fernandez <>
+Users: fwupd
+ This value is 1 if all system memory in this node is
+ marked with EFI_MEMORY_CPU_CRYPTO, indicating that the
+ system memory is capable of being protected with the
+ CPU’s memory cryptographic capabilities. It is 0
+ otherwise.
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