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authorChristophe Leroy <christophe.leroy@csgroup.eu>2022-02-15 13:41:03 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2022-02-16 23:25:11 +1100
commit0dc690e4ef5b901e9d4b53520854fbd5c749e09d (patch)
treefd7e71052ea5e331b861e1c6a9c232302cfe643e /arch/parisc
parenta257cacc38718c83cee003487e03197f237f5c3f (diff)
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asm-generic: Define 'func_desc_t' to commonly describe function descriptors
We have three architectures using function descriptors, each with its own type and name. Add a common typedef that can be used in generic code. Also add a stub typedef for architecture without function descriptors, to avoid a forest of #ifdefs. It replaces the similar 'func_desc_t' previously defined in arch/powerpc/kernel/module_64.c Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Reviewed-by: Kees Cook <keescook@chromium.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Helge Deller <deller@gmx.de> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/f1f91b142b3c1082bdc1586ce71c9bac1e75213c.1644928018.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/sections.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/sections.h b/arch/parisc/include/asm/sections.h
index c8092e4d94de..ace1d4047a0b 100644
--- a/arch/parisc/include/asm/sections.h
+++ b/arch/parisc/include/asm/sections.h
@@ -2,6 +2,11 @@
#ifndef _PARISC_SECTIONS_H
#define _PARISC_SECTIONS_H
+#ifdef CONFIG_HAVE_FUNCTION_DESCRIPTORS
+#include <asm/elf.h>
+typedef Elf64_Fdesc func_desc_t;
+#endif
+
/* nothing to see, move along */
#include <asm-generic/sections.h>