diff options
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/Kconfig | 3 | ||||
| -rw-r--r-- | arch/parisc/kernel/vmlinux.lds.S | 21 |
2 files changed, 16 insertions, 8 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 13b9512527c7..4860efa91d7b 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -194,7 +194,8 @@ config PREFETCH config MLONGCALLS bool "Enable the -mlong-calls compiler option for big kernels" - default y + default y if !MODULES || UBSAN || FTRACE + default n depends on PA8X00 help If you configure the kernel to include many drivers built-in instead diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S index c3b1b9c24ede..cd33b4feacb1 100644 --- a/arch/parisc/kernel/vmlinux.lds.S +++ b/arch/parisc/kernel/vmlinux.lds.S @@ -35,6 +35,15 @@ OUTPUT_FORMAT("elf64-hppa-linux") OUTPUT_ARCH(hppa:hppa2.0w) #endif +#define EXIT_TEXT_SECTIONS() .exit.text : { EXIT_TEXT } +#if !defined(CONFIG_64BIT) || defined(CONFIG_MLONGCALLS) +#define MLONGCALL_KEEP(x) +#define MLONGCALL_DISCARD(x) x +#else +#define MLONGCALL_KEEP(x) x +#define MLONGCALL_DISCARD(x) +#endif + ENTRY(parisc_kernel_start) #ifndef CONFIG_64BIT jiffies = jiffies_64 + 4; @@ -47,15 +56,11 @@ SECTIONS __init_begin = .; HEAD_TEXT_SECTION - INIT_TEXT_SECTION(8) + MLONGCALL_DISCARD(INIT_TEXT_SECTION(8)) . = ALIGN(PAGE_SIZE); INIT_DATA_SECTION(PAGE_SIZE) - /* we have to discard exit text and such at runtime, not link time */ - .exit.text : - { - EXIT_TEXT - } + MLONGCALL_DISCARD(EXIT_TEXT_SECTIONS()) .exit.data : { EXIT_DATA @@ -73,11 +78,12 @@ SECTIONS _text = .; /* Text and read-only data */ _stext = .; + MLONGCALL_KEEP(INIT_TEXT_SECTION(8)) .text ALIGN(PAGE_SIZE) : { TEXT_TEXT + LOCK_TEXT SCHED_TEXT CPUIDLE_TEXT - LOCK_TEXT KPROBES_TEXT IRQENTRY_TEXT SOFTIRQENTRY_TEXT @@ -92,6 +98,7 @@ SECTIONS *(.lock.text) /* out-of-line lock text */ *(.gnu.warning) } + MLONGCALL_KEEP(EXIT_TEXT_SECTIONS()) . = ALIGN(PAGE_SIZE); _etext = .; /* End of text section */ |