diff options
Diffstat (limited to 'include/asm-generic/vmlinux.lds.h')
| -rw-r--r-- | include/asm-generic/vmlinux.lds.h | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 052e0f05a984..5430febd34be 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -109,12 +109,31 @@ #endif /* - * Align to a 32 byte boundary equal to the - * alignment gcc 4.5 uses for a struct + * GCC 4.5 and later have a 32 bytes section alignment for structures. + * Except GCC 4.9, that feels the need to align on 64 bytes. */ +#if __GNUC__ == 4 && __GNUC_MINOR__ == 9 +#define STRUCT_ALIGNMENT 64 +#else #define STRUCT_ALIGNMENT 32 +#endif #define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT) +/* + * The order of the sched class addresses are important, as they are + * used to determine the order of the priority of each sched class in + * relation to each other. + */ +#define SCHED_DATA \ + STRUCT_ALIGN(); \ + __begin_sched_classes = .; \ + *(__idle_sched_class) \ + *(__fair_sched_class) \ + *(__rt_sched_class) \ + *(__dl_sched_class) \ + *(__stop_sched_class) \ + __end_sched_classes = .; + /* The actual configuration determine if the init/exit sections * are handled as text/data or they can be discarded (which * often happens at runtime) @@ -320,9 +339,9 @@ *(__tracepoints) \ /* implement dynamic printk debug */ \ . = ALIGN(8); \ - __start___verbose = .; \ - KEEP(*(__verbose)) \ - __stop___verbose = .; \ + __start___dyndbg = .; \ + KEEP(*(__dyndbg)) \ + __stop___dyndbg = .; \ LIKELY_PROFILE() \ BRANCH_PROFILE() \ TRACE_PRINTKS() \ @@ -375,6 +394,7 @@ */ #ifndef RO_AFTER_INIT_DATA #define RO_AFTER_INIT_DATA \ + . = ALIGN(8); \ __start_ro_after_init = .; \ *(.data..ro_after_init) \ JUMP_TABLE_DATA \ @@ -389,6 +409,7 @@ .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \ __start_rodata = .; \ *(.rodata) *(.rodata.*) \ + SCHED_DATA \ RO_AFTER_INIT_DATA /* Read only after init */ \ . = ALIGN(8); \ __start___tracepoints_ptrs = .; \ @@ -642,6 +663,10 @@ __start_BTF = .; \ *(.BTF) \ __stop_BTF = .; \ + } \ + . = ALIGN(4); \ + .BTF_ids : AT(ADDR(.BTF_ids) - LOAD_OFFSET) { \ + *(.BTF_ids) \ } #else #define BTF |