This adds a comment detailing the various intermediate files used to build
the bootable decompression image for the x86 kernel.
Signed-off-by: Kees Cook <keesc...@chromium.org>
---
arch/x86/boot/compressed/Makefile | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/x86/boot/compressed/Makefile
b/arch/x86/boot/compressed/Makefile
index be1e07d4b596..44a866b85c6f 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -3,6 +3,18 @@
#
# create a compressed vmlinux image from the original vmlinux
#
+# vmlinuz is:
+# decompression code (*.o)
+# asm globals (piggy.S), including:
+# vmlinux.bin.(gz|bz2|lzma|...)
+#
+# vmlinux.bin is:
+# vmlinux stripped of debugging and comments
+# vmlinux.bin.all is:
+# vmlinux.bin + vmlinux.relocs
+# vmlinux.bin.(gz|bz2|lzma|...) is:
+# (see scripts/Makefile.lib size_append)
+# compressed vmlinux.bin.all + u32 size of vmlinux.bin.all
targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma
\
vmlinux.bin.xz vmlinux.bin.lzo vmlinux.bin.lz4
--
1.9.1
--
Kees Cook
Chrome OS Security
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