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-rw-r--r--scripts/mod/modpost.c54
1 files changed, 39 insertions, 15 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 986513dcd70..730b321680c 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -670,27 +670,41 @@ int match(const char *sym, const char * const pat[])
670static const char *section_white_list[] = 670static const char *section_white_list[] =
671 { ".debug*", ".stab*", ".note*", ".got*", ".toc*", NULL }; 671 { ".debug*", ".stab*", ".note*", ".got*", ".toc*", NULL };
672 672
673#define INIT_DATA_SECTIONS ".init.data$" 673#define ALL_INIT_DATA_SECTIONS \
674#define EXIT_DATA_SECTIONS ".exit.data$" 674 ".init.data$", ".devinit.data$", ".cpuinit.data$", ".meminit.data$"
675#define ALL_EXIT_DATA_SECTIONS \
676 ".exit.data$", ".devexit.data$", ".cpuexit.data$", ".memexit.data$"
675 677
676#define INIT_TEXT_SECTIONS ".init.text$" 678#define ALL_INIT_TEXT_SECTIONS \
677#define EXIT_TEXT_SECTIONS ".exit.text$" 679 ".init.text$", ".devinit.text$", ".cpuinit.text$", ".meminit.text$"
680#define ALL_EXIT_TEXT_SECTIONS \
681 ".exit.text$", ".devexit.text$", ".cpuexit.text$", ".memexit.text$"
678 682
679#define INIT_SECTIONS INIT_DATA_SECTIONS, INIT_TEXT_SECTIONS 683#define ALL_INIT_SECTIONS ALL_INIT_DATA_SECTIONS, ALL_INIT_TEXT_SECTIONS
680#define EXIT_SECTIONS EXIT_DATA_SECTIONS, EXIT_TEXT_SECTIONS 684#define ALL_EXIT_SECTIONS ALL_EXIT_DATA_SECTIONS, ALL_EXIT_TEXT_SECTIONS
681 685
682#define DATA_SECTIONS ".data$", ".data.rel$" 686#define DATA_SECTIONS ".data$", ".data.rel$"
683#define TEXT_SECTIONS ".text$" 687#define TEXT_SECTIONS ".text$"
684 688
689#define INIT_SECTIONS ".init.data$", ".init.text$"
690#define DEV_INIT_SECTIONS ".devinit.data$", ".devinit.text$"
691#define CPU_INIT_SECTIONS ".cpuinit.data$", ".cpuinit.text$"
692#define MEM_INIT_SECTIONS ".meminit.data$", ".meminit.text$"
693
694#define EXIT_SECTIONS ".exit.data$", ".exit.text$"
695#define DEV_EXIT_SECTIONS ".devexit.data$", ".devexit.text$"
696#define CPU_EXIT_SECTIONS ".cpuexit.data$", ".cpuexit.text$"
697#define MEM_EXIT_SECTIONS ".memexit.data$", ".memexit.text$"
698
685/* init data sections */ 699/* init data sections */
686static const char *init_data_sections[] = { INIT_DATA_SECTIONS, NULL }; 700static const char *init_data_sections[] = { ALL_INIT_DATA_SECTIONS, NULL };
687 701
688/* all init sections */ 702/* all init sections */
689static const char *init_sections[] = { INIT_SECTIONS, NULL }; 703static const char *init_sections[] = { ALL_INIT_SECTIONS, NULL };
690 704
691/* All init and exit sections (code + data) */ 705/* All init and exit sections (code + data) */
692static const char *init_exit_sections[] = 706static const char *init_exit_sections[] =
693 {INIT_SECTIONS, EXIT_SECTIONS, NULL }; 707 {ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL };
694 708
695/* data section */ 709/* data section */
696static const char *data_sections[] = { DATA_SECTIONS, NULL }; 710static const char *data_sections[] = { DATA_SECTIONS, NULL };
@@ -734,22 +748,32 @@ const struct sectioncheck sectioncheck[] = {
734 */ 748 */
735{ 749{
736 .fromsec = { TEXT_SECTIONS, DATA_SECTIONS, NULL }, 750 .fromsec = { TEXT_SECTIONS, DATA_SECTIONS, NULL },
737 .tosec = { INIT_SECTIONS, EXIT_SECTIONS, NULL } 751 .tosec = { ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL }
752},
753/* Do not reference init code/data from devinit/cpuinit/meminit code/data */
754{
755 .fromsec = { DEV_INIT_SECTIONS, CPU_INIT_SECTIONS, MEM_INIT_SECTIONS, NULL },
756 .tosec = { INIT_SECTIONS, NULL }
757},
758/* Do not reference exit code/data from devexit/cpuexit/memexit code/data */
759{
760 .fromsec = { DEV_EXIT_SECTIONS, CPU_EXIT_SECTIONS, MEM_EXIT_SECTIONS, NULL },
761 .tosec = { EXIT_SECTIONS, NULL }
738}, 762},
739/* Do not use exit code/data from init code */ 763/* Do not use exit code/data from init code */
740{ 764{
741 .fromsec = { INIT_SECTIONS, NULL }, 765 .fromsec = { ALL_INIT_SECTIONS, NULL },
742 .tosec = { EXIT_SECTIONS, NULL }, 766 .tosec = { ALL_EXIT_SECTIONS, NULL },
743}, 767},
744/* Do not use init code/data from exit code */ 768/* Do not use init code/data from exit code */
745{ 769{
746 .fromsec = { EXIT_SECTIONS, NULL }, 770 .fromsec = { ALL_EXIT_SECTIONS, NULL },
747 .tosec = { INIT_SECTIONS, NULL } 771 .tosec = { ALL_INIT_SECTIONS, NULL }
748}, 772},
749/* Do not export init/exit functions or data */ 773/* Do not export init/exit functions or data */
750{ 774{
751 .fromsec = { "__ksymtab*", NULL }, 775 .fromsec = { "__ksymtab*", NULL },
752 .tosec = { INIT_SECTIONS, EXIT_SECTIONS, NULL } 776 .tosec = { ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL }
753} 777}
754}; 778};
755 779