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-rw-r--r--Documentation/kbuild/kbuild.rst17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/kbuild/kbuild.rst b/Documentation/kbuild/kbuild.rst
index ef19b9c13523..08f575e6236c 100644
--- a/Documentation/kbuild/kbuild.rst
+++ b/Documentation/kbuild/kbuild.rst
@@ -48,6 +48,10 @@ KCFLAGS
-------
Additional options to the C compiler (for built-in and modules).
+KRUSTFLAGS
+----------
+Additional options to the Rust compiler (for built-in and modules).
+
CFLAGS_KERNEL
-------------
Additional options for $(CC) when used to compile
@@ -57,6 +61,15 @@ CFLAGS_MODULE
-------------
Additional module specific options to use for $(CC).
+RUSTFLAGS_KERNEL
+----------------
+Additional options for $(RUSTC) when used to compile
+code that is compiled as built-in.
+
+RUSTFLAGS_MODULE
+----------------
+Additional module specific options to use for $(RUSTC).
+
LDFLAGS_MODULE
--------------
Additional options used for $(LD) when linking modules.
@@ -69,6 +82,10 @@ HOSTCXXFLAGS
------------
Additional flags to be passed to $(HOSTCXX) when building host programs.
+HOSTRUSTFLAGS
+-------------
+Additional flags to be passed to $(HOSTRUSTC) when building host programs.
+
HOSTLDFLAGS
-----------
Additional flags to be passed when linking host programs.