diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/moduleparam.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 8126e55c5bdc..ec624381c844 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -62,6 +62,16 @@ struct kparam_array void *elem; }; +/* On alpha, ia64 and ppc64 relocations to global data cannot go into + read-only sections (which is part of respective UNIX ABI on these + platforms). So 'const' makes no sense and even causes compile failures + with some compilers. */ +#if defined(CONFIG_ALPHA) || defined(CONFIG_IA64) || defined(CONFIG_PPC64) +#define __moduleparam_const +#else +#define __moduleparam_const const +#endif + /* This is the fundamental function for registering boot/module parameters. perm sets the visibility in sysfs: 000 means it's not there, read bits mean it's readable, write bits mean it's @@ -71,7 +81,7 @@ struct kparam_array static int __param_perm_check_##name __attribute__((unused)) = \ BUILD_BUG_ON_ZERO((perm) < 0 || (perm) > 0777 || ((perm) & 2)); \ static const char __param_str_##name[] = prefix #name; \ - static struct kernel_param const __param_##name \ + static struct kernel_param __moduleparam_const __param_##name \ __used \ __attribute__ ((unused,__section__ ("__param"),aligned(sizeof(void *)))) \ = { __param_str_##name, perm, set, get, { arg } } |