We already check and warn about section mismatches from vmlinux
(build as vmlinux.o) during first pass so skip the checks
during the 2nd pass where we process modules.

Signed-off-by: Sam Ravnborg <[EMAIL PROTECTED]>
---
 scripts/Makefile.modpost |   19 ++++++++++---------
 scripts/mod/modpost.c    |   13 ++++++++++---
 2 files changed, 20 insertions(+), 12 deletions(-)

diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index c6fcc59..1818c50 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -56,23 +56,24 @@ _modpost: $(if $(KBUILD_MODPOST_NOFINAL), 
$(modules:.ko:.o),$(modules))
 
 # Step 2), invoke modpost
 #  Includes step 3,4
+modpost = scripts/mod/modpost                    \
+ $(if $(CONFIG_MODVERSIONS),-m)                  \
+ $(if $(CONFIG_MODULE_SRCVERSION_ALL),-a,)       \
+ $(if $(KBUILD_EXTMOD),-i,-o) $(kernelsymfile)   \
+ $(if $(KBUILD_EXTMOD),-I $(modulesymfile))      \
+ $(if $(KBUILD_EXTMOD),-o $(modulesymfile))      \
+ $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w)
+
 quiet_cmd_modpost = MODPOST $(words $(filter-out vmlinux FORCE, $^)) modules
-      cmd_modpost = scripts/mod/modpost            \
-        $(if $(CONFIG_MODVERSIONS),-m)             \
-       $(if $(CONFIG_MODULE_SRCVERSION_ALL),-a,)  \
-       $(if $(KBUILD_EXTMOD),-i,-o) $(kernelsymfile) \
-       $(if $(KBUILD_EXTMOD),-I $(modulesymfile)) \
-       $(if $(KBUILD_EXTMOD),-o $(modulesymfile)) \
-       $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w)
+      cmd_modpost = $(modpost) -s
 
 PHONY += __modpost
 __modpost: $(modules:.ko=.o) FORCE
        $(call cmd,modpost) $(wildcard vmlinux) $(filter-out FORCE,$^)
 
 quiet_cmd_kernel-mod = MODPOST $@
-      cmd_kernel-mod = $(cmd_modpost) $@
+      cmd_kernel-mod = $(modpost) $@
 
-PHONY += vmlinux
 vmlinux.o: FORCE
        $(call cmd,kernel-mod)
 
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 5ab7914..87e3ee5 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -23,6 +23,8 @@ int have_vmlinux = 0;
 static int all_versions = 0;
 /* If we are modposting external module set to 1 */
 static int external_module = 0;
+/* Warn about section mismatch in vmlinux if set to 1 */
+static int vmlinux_section_warnings = 1;
 /* Only warn about unresolved symbols */
 static int warn_unresolved = 0;
 /* How a symbol is exported */
@@ -1257,8 +1259,10 @@ static void read_symbols(char *modname)
                handle_modversions(mod, &info, sym, symname);
                handle_moddevtable(mod, &info, sym, symname);
        }
-       check_sec_ref(mod, modname, &info, init_section, init_section_ref_ok);
-       check_sec_ref(mod, modname, &info, exit_section, exit_section_ref_ok);
+       if (is_vmlinux(modname) && vmlinux_section_warnings) {
+               check_sec_ref(mod, modname, &info, init_section, 
init_section_ref_ok);
+               check_sec_ref(mod, modname, &info, exit_section, 
exit_section_ref_ok);
+       }
 
        version = get_modinfo(info.modinfo, info.modinfo_len, "version");
        if (version)
@@ -1626,7 +1630,7 @@ int main(int argc, char **argv)
        int opt;
        int err;
 
-       while ((opt = getopt(argc, argv, "i:I:mo:aw")) != -1) {
+       while ((opt = getopt(argc, argv, "i:I:mso:aw")) != -1) {
                switch(opt) {
                        case 'i':
                                kernel_read = optarg;
@@ -1644,6 +1648,9 @@ int main(int argc, char **argv)
                        case 'a':
                                all_versions = 1;
                                break;
+                       case 's':
+                               vmlinux_section_warnings = 0;
+                               break;
                        case 'w':
                                warn_unresolved = 1;
                                break;
-- 
1.5.0.6

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to