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authorMasahiro Yamada <masahiroy@kernel.org>2023-07-16 19:15:54 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2023-07-25 00:59:32 +0900
commit481461f5109919babbb393d6f68002936b8e2493 (patch)
tree59d664cb3b322dc16e7e8235d64f3ff30d17da35 /scripts/Makefile.modpost
parentc40e60f00caf18bc382215c79651777eb40f5f9d (diff)
linux/export.h: make <linux/export.h> independent of CONFIG_MODULES
Currently, all files with EXPORT_SYMBOL() are rebuilt when CONFIG_MODULES is flipped due to <linux/export.h> depending on CONFIG_MODULES. Now that modpost can make a final decision about export symbols, <linux/export.h> does not need to make EXPORT_SYMBOL() no-op. Instead, modpost can skip emitting KSYMTAB when CONFIG_MODULES is unset. This commit will reduce the number of recompilation when CONFIG_MODULES is toggled. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to 'scripts/Makefile.modpost')
-rw-r--r--scripts/Makefile.modpost1
1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 39472e834b63..739402f45509 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -41,6 +41,7 @@ include $(srctree)/scripts/Kbuild.include
MODPOST = scripts/mod/modpost
modpost-args = \
+ $(if $(CONFIG_MODULES),-M) \
$(if $(CONFIG_MODVERSIONS),-m) \
$(if $(CONFIG_MODULE_SRCVERSION_ALL),-a) \
$(if $(CONFIG_SECTION_MISMATCH_WARN_ONLY),,-E) \