Subject: + scripts-mod-modpostc-handle-non-abs-crc-symbols.patch added to -mm tree
To: ak@xxxxxxxxxxxxxxx,geert@xxxxxxxxxxxxxx,viro@xxxxxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Fri, 09 Aug 2013 12:52:00 -0700
The patch titled
Subject: scripts/mod/modpost.c: handle non ABS crc symbols
has been added to the -mm tree. Its filename is
scripts-mod-modpostc-handle-non-abs-crc-symbols.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/scripts-mod-modpostc-handle-non-abs-crc-symbols.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/scripts-mod-modpostc-handle-non-abs-crc-symbols.patch
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------------------------------------------------------
From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Subject: scripts/mod/modpost.c: handle non ABS crc symbols
For some reason I managed to trick gcc into create CRC symbols that are
not absolute anymore, but weak.
Make modpost handle this case.
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/mod/modpost.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff -puN scripts/mod/modpost.c~scripts-mod-modpostc-handle-non-abs-crc-symbols scripts/mod/modpost.c
--- a/scripts/mod/modpost.c~scripts-mod-modpostc-handle-non-abs-crc-symbols
+++ a/scripts/mod/modpost.c
@@ -599,18 +599,17 @@ static void handle_modversions(struct mo
else
export = export_from_sec(info, get_secindex(info, sym));
+ /* CRC'd symbol */
+ if (strncmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
+ crc = (unsigned int) sym->st_value;
+ sym_update_crc(symname + strlen(CRC_PFX), mod, crc,
+ export);
+ }
+
switch (sym->st_shndx) {
case SHN_COMMON:
warn("\"%s\" [%s] is COMMON symbol\n", symname, mod->name);
break;
- case SHN_ABS:
- /* CRC'd symbol */
- if (strncmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
- crc = (unsigned int) sym->st_value;
- sym_update_crc(symname + strlen(CRC_PFX), mod, crc,
- export);
- }
- break;
case SHN_UNDEF:
/* undefined symbol */
if (ELF_ST_BIND(sym->st_info) != STB_GLOBAL &&
_
Patches currently in -mm which might be from ak@xxxxxxxxxxxxxxx are
thp-account-anon-transparent-huge-pages-into-nr_anon_pages.patch
mm-cleanup-add_to_page_cache_locked.patch
thp-move-maybe_pmd_mkwrite-out-of-mk_huge_pmd.patch
thp-do_huge_pmd_anonymous_page-cleanup.patch
thp-consolidate-code-between-handle_mm_fault-and-do_huge_pmd_anonymous_page.patch
kernel-modsign_pubkeyc-fix-init-const-for-module-signing-code.patch
lto-watchdog-hpwdtc-make-assembler-label-global.patch
syscallsh-use-gcc-alias-instead-of-assembler-aliases-for-syscalls.patch
scripts-mod-modpostc-handle-non-abs-crc-symbols.patch
linux-next.patch
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