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nexedi
linux
Commits
94f4fb08
Commit
94f4fb08
authored
Sep 12, 2016
by
Vineet Gupta
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ARC: module: support R_ARC_32_PCREL relocation
Signed-off-by:
Vineet Gupta
<
vgupta@synopsys.com
>
parent
e0d5321f
Changes
2
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2 changed files
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5 additions
and
4 deletions
+5
-4
arch/arc/include/asm/elf.h
arch/arc/include/asm/elf.h
+1
-2
arch/arc/kernel/module.c
arch/arc/kernel/module.c
+4
-2
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arch/arc/include/asm/elf.h
View file @
94f4fb08
...
...
@@ -23,8 +23,7 @@
/* ARC Relocations (kernel Modules only) */
#define R_ARC_32 0x4
#define R_ARC_32_ME 0x1B
#define R_ARC_S25H_PCREL 0x10
#define R_ARC_S25W_PCREL 0x11
#define R_ARC_32_PCREL 0x31
/*to set parameters in the core dumps */
#define ELF_ARCH EM_ARCOMPACT
...
...
arch/arc/kernel/module.c
View file @
94f4fb08
...
...
@@ -106,10 +106,12 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
*/
relo_type
=
ELF32_R_TYPE
(
rel_entry
[
i
].
r_info
);
if
(
likely
(
R_ARC_32_ME
==
relo_type
))
if
(
likely
(
R_ARC_32_ME
==
relo_type
))
/* ME ( S + A ) */
arc_write_me
((
unsigned
short
*
)
location
,
relocation
);
else
if
(
R_ARC_32
==
relo_type
)
else
if
(
R_ARC_32
==
relo_type
)
/* ( S + A ) */
*
((
Elf32_Addr
*
)
location
)
=
relocation
;
else
if
(
R_ARC_32_PCREL
==
relo_type
)
/* ( S + A ) - PDATA ) */
*
((
Elf32_Addr
*
)
location
)
=
relocation
-
location
;
else
goto
relo_err
;
...
...
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