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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-28 10:32:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-28 10:32:28 -0700
commit1347a2cebcb4cd6ca94eda0ebc8c5c6825bc4544 (patch)
tree495eb1b7071a0890c1fa58c12139ebd6305e0e82 /Documentation
parent90324cc1b11a211e37eabd8cb863e1a1561d6b1d (diff)
parentf7fc237e330deaaea4ba6726b603d4058d1e6b38 (diff)
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Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild updates from Michal Marek. Fixed up nontrivial merge conflict in Makefile as per Stephen Rothwell and linux-next (and trivial arch/sparc/Makefile changes due to removed sparc32 logic). * 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: mips: Fix KBUILD_CPPFLAGS definition kbuild: fix ia64 link kbuild: document KBUILD_LDS, KBUILD_VMLINUX_{INIT,MAIN} and LDFLAGS_vmlinux kbuild: link of vmlinux moved to a script kbuild: refactor final link of sparc32 kbuild: drop unused KBUILD_VMLINUX_OBJS from top-level Makefile kbuild: Makefile: remove unnecessary check for m68knommu ARCH
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kbuild/kbuild.txt19
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
index 68e32bb6bd80..6466704d47b5 100644
--- a/Documentation/kbuild/kbuild.txt
+++ b/Documentation/kbuild/kbuild.txt
@@ -50,6 +50,10 @@ LDFLAGS_MODULE
--------------------------------------------------
Additional options used for $(LD) when linking modules.
+LDFLAGS_vmlinux
+--------------------------------------------------
+Additional options passed to final link of vmlinux.
+
KBUILD_VERBOSE
--------------------------------------------------
Set the kbuild verbosity. Can be assigned same values as "V=...".
@@ -214,3 +218,18 @@ KBUILD_BUILD_USER, KBUILD_BUILD_HOST
These two variables allow to override the user@host string displayed during
boot and in /proc/version. The default value is the output of the commands
whoami and host, respectively.
+
+KBUILD_LDS
+--------------------------------------------------
+The linker script with full path. Assigned by the top-level Makefile.
+
+KBUILD_VMLINUX_INIT
+--------------------------------------------------
+All object files for the init (first) part of vmlinux.
+Files specified with KBUILD_VMLINUX_INIT are linked first.
+
+KBUILD_VMLINUX_MAIN
+--------------------------------------------------
+All object files for the main part of vmlinux.
+KBUILD_VMLINUX_INIT and KBUILD_VMLINUX_MAIN together specify
+all the object files used to link vmlinux.