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author | Paul Gortmaker <paul.gortmaker@windriver.com> | 2013-06-19 19:30:48 -0400 |
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committer | Paul Gortmaker <paul.gortmaker@windriver.com> | 2013-06-26 12:17:06 -0400 |
commit | e24f6628811e2d4531b443684b598f7050932012 (patch) | |
tree | 2201bb012e4089e5a4a4a45cfee3a54e6dc9af22 /scripts | |
parent | 22f0a27367742f65130c0fb25ef00f7297e032c1 (diff) | |
download | lwn-e24f6628811e2d4531b443684b598f7050932012.tar.gz lwn-e24f6628811e2d4531b443684b598f7050932012.zip |
modpost: remove all traces of cpuinit/cpuexit sections
Delete all audit rules that were checking how the .cpuXYZ
related sections were inter-operating with other __init
like sections, now that __cpuinit is gone. Update the linker
script to not have any knowledge of .cpuinit sections.
[lds.h update courtesy of Ralf Baechle <ralf@linux-mips.org>]
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/mod/modpost.c | 52 |
1 files changed, 9 insertions, 43 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index a4be8e112bb6..3acbf0803a9b 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -861,24 +861,23 @@ static void check_section(const char *modname, struct elf_info *elf, #define ALL_INIT_DATA_SECTIONS \ - ".init.setup$", ".init.rodata$", \ - ".cpuinit.rodata$", ".meminit.rodata$", \ - ".init.data$", ".cpuinit.data$", ".meminit.data$" + ".init.setup$", ".init.rodata$", ".meminit.rodata$", \ + ".init.data$", ".meminit.data$" #define ALL_EXIT_DATA_SECTIONS \ - ".exit.data$", ".cpuexit.data$", ".memexit.data$" + ".exit.data$", ".memexit.data$" #define ALL_INIT_TEXT_SECTIONS \ - ".init.text$", ".cpuinit.text$", ".meminit.text$" + ".init.text$", ".meminit.text$" #define ALL_EXIT_TEXT_SECTIONS \ - ".exit.text$", ".cpuexit.text$", ".memexit.text$" + ".exit.text$", ".memexit.text$" #define ALL_PCI_INIT_SECTIONS \ ".pci_fixup_early$", ".pci_fixup_header$", ".pci_fixup_final$", \ ".pci_fixup_enable$", ".pci_fixup_resume$", \ ".pci_fixup_resume_early$", ".pci_fixup_suspend$" -#define ALL_XXXINIT_SECTIONS CPU_INIT_SECTIONS, MEM_INIT_SECTIONS -#define ALL_XXXEXIT_SECTIONS CPU_EXIT_SECTIONS, MEM_EXIT_SECTIONS +#define ALL_XXXINIT_SECTIONS MEM_INIT_SECTIONS +#define ALL_XXXEXIT_SECTIONS MEM_EXIT_SECTIONS #define ALL_INIT_SECTIONS INIT_SECTIONS, ALL_XXXINIT_SECTIONS #define ALL_EXIT_SECTIONS EXIT_SECTIONS, ALL_XXXEXIT_SECTIONS @@ -887,11 +886,9 @@ static void check_section(const char *modname, struct elf_info *elf, #define TEXT_SECTIONS ".text$" #define INIT_SECTIONS ".init.*" -#define CPU_INIT_SECTIONS ".cpuinit.*" #define MEM_INIT_SECTIONS ".meminit.*" #define EXIT_SECTIONS ".exit.*" -#define CPU_EXIT_SECTIONS ".cpuexit.*" #define MEM_EXIT_SECTIONS ".memexit.*" /* init data sections */ @@ -979,48 +976,20 @@ const struct sectioncheck sectioncheck[] = { .mismatch = DATA_TO_ANY_EXIT, .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, }, -/* Do not reference init code/data from cpuinit/meminit code/data */ +/* Do not reference init code/data from meminit code/data */ { .fromsec = { ALL_XXXINIT_SECTIONS, NULL }, .tosec = { INIT_SECTIONS, NULL }, .mismatch = XXXINIT_TO_SOME_INIT, .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, }, -/* Do not reference cpuinit code/data from meminit code/data */ -{ - .fromsec = { MEM_INIT_SECTIONS, NULL }, - .tosec = { CPU_INIT_SECTIONS, NULL }, - .mismatch = XXXINIT_TO_SOME_INIT, - .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, -}, -/* Do not reference meminit code/data from cpuinit code/data */ -{ - .fromsec = { CPU_INIT_SECTIONS, NULL }, - .tosec = { MEM_INIT_SECTIONS, NULL }, - .mismatch = XXXINIT_TO_SOME_INIT, - .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, -}, -/* Do not reference exit code/data from cpuexit/memexit code/data */ +/* Do not reference exit code/data from memexit code/data */ { .fromsec = { ALL_XXXEXIT_SECTIONS, NULL }, .tosec = { EXIT_SECTIONS, NULL }, .mismatch = XXXEXIT_TO_SOME_EXIT, .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, }, -/* Do not reference cpuexit code/data from memexit code/data */ -{ - .fromsec = { MEM_EXIT_SECTIONS, NULL }, - .tosec = { CPU_EXIT_SECTIONS, NULL }, - .mismatch = XXXEXIT_TO_SOME_EXIT, - .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, -}, -/* Do not reference memexit code/data from cpuexit code/data */ -{ - .fromsec = { CPU_EXIT_SECTIONS, NULL }, - .tosec = { MEM_EXIT_SECTIONS, NULL }, - .mismatch = XXXEXIT_TO_SOME_EXIT, - .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL }, -}, /* Do not use exit code/data from init code */ { .fromsec = { ALL_INIT_SECTIONS, NULL }, @@ -1089,8 +1058,6 @@ static const struct sectioncheck *section_mismatch( * Pattern 2: * Many drivers utilise a *driver container with references to * add, remove, probe functions etc. - * These functions may often be marked __cpuinit and we do not want to - * warn here. * the pattern is identified by: * tosec = init or exit section * fromsec = data section @@ -1249,7 +1216,6 @@ static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr, /* * Convert a section name to the function/data attribute * .init.text => __init - * .cpuinit.data => __cpudata * .memexitconst => __memconst * etc. * |