diff options
author | Michael Holzheu <holzheu@linux.vnet.ibm.com> | 2014-04-14 10:38:05 +0200 |
---|---|---|
committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-05-20 08:58:43 +0200 |
commit | bf28a5970de3a349ec05cea45ca5272404b6609f (patch) | |
tree | ba85463fb15d90612f5246e015d02643ca02e1f2 /arch/s390 | |
parent | 71c40f7f8fe1d06ed1e1eafdcf56345eb8c17bf2 (diff) | |
download | op-kernel-dev-bf28a5970de3a349ec05cea45ca5272404b6609f.zip op-kernel-dev-bf28a5970de3a349ec05cea45ca5272404b6609f.tar.gz |
s390/dump: Remove CONFIG_ZFCPDUMP
Currently there are two s390 kernel dump config options "CONFIG_ZFCPDUMP"
and "CONFIG_CRASH_DUMP". In order to keep things simple and because the
"CONFIG_ZFCPDUMP" option already has a dependency to "CONFIG_CRASH_DUMP"
remove the CONFIG_ZFCPDUMP option.
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Reviewed-by: Eric Farman <farman@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r-- | arch/s390/Kconfig | 11 | ||||
-rw-r--r-- | arch/s390/kernel/setup.c | 6 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 8 |
3 files changed, 8 insertions, 17 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index d239e6a..bb63499 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -593,21 +593,14 @@ config CRASH_DUMP bool "kernel crash dumps" depends on 64BIT && SMP select KEXEC - select ZFCPDUMP help Generate crash dump after being started by kexec. Crash dump kernels are loaded in the main kernel with kexec-tools into a specially reserved region and then later executed after a crash by kdump/kexec. - For more details see Documentation/kdump/kdump.txt - -config ZFCPDUMP - def_bool n - prompt "zfcpdump support" - depends on 64BIT && SMP - help - Select this option if you want to build an zfcpdump enabled kernel. Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this. + This option also enables s390 zfcpdump. + See also <file:Documentation/s390/zfcpdump.txt> endmenu diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 7c5b05f..1e2264b 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -211,7 +211,7 @@ static void __init conmode_default(void) } } -#ifdef CONFIG_ZFCPDUMP +#ifdef CONFIG_CRASH_DUMP static void __init setup_zfcpdump(void) { if (ipl_info.type != IPL_TYPE_FCP_DUMP) @@ -223,7 +223,7 @@ static void __init setup_zfcpdump(void) } #else static inline void setup_zfcpdump(void) {} -#endif /* CONFIG_ZFCPDUMP */ +#endif /* CONFIG_CRASH_DUMP */ /* * Reboot, halt and power_off stubs. They just call _machine_restart, @@ -521,7 +521,7 @@ static struct notifier_block kdump_mem_nb = { */ static void reserve_memory_end(void) { -#ifdef CONFIG_ZFCPDUMP +#ifdef CONFIG_CRASH_DUMP if (ipl_info.type == IPL_TYPE_FCP_DUMP && !OLDMEM_BASE && sclp_get_hsa_size()) { memory_end = sclp_get_hsa_size(); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 1f0b474..4b8b7f6 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -521,7 +521,7 @@ void smp_ctl_clear_bit(int cr, int bit) } EXPORT_SYMBOL(smp_ctl_clear_bit); -#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_CRASH_DUMP) +#ifdef CONFIG_CRASH_DUMP static void __init smp_get_save_area(int cpu, u16 address) { @@ -536,14 +536,12 @@ static void __init smp_get_save_area(int cpu, u16 address) save_area = dump_save_area_create(cpu); if (!save_area) panic("could not allocate memory for save area\n"); -#ifdef CONFIG_CRASH_DUMP if (address == boot_cpu_address) { /* Copy the registers of the boot cpu. */ copy_oldmem_page(1, (void *) save_area, sizeof(*save_area), SAVE_AREA_BASE - PAGE_SIZE, 0); return; } -#endif /* Get the registers of a non-boot cpu. */ __pcpu_sigp_relax(address, SIGP_STOP_AND_STORE_STATUS, 0, NULL); memcpy_real(save_area, lc + SAVE_AREA_BASE, sizeof(*save_area)); @@ -560,11 +558,11 @@ int smp_store_status(int cpu) return 0; } -#else /* CONFIG_ZFCPDUMP || CONFIG_CRASH_DUMP */ +#else /* CONFIG_CRASH_DUMP */ static inline void smp_get_save_area(int cpu, u16 address) { } -#endif /* CONFIG_ZFCPDUMP || CONFIG_CRASH_DUMP */ +#endif /* CONFIG_CRASH_DUMP */ void smp_cpu_set_polarization(int cpu, int val) { |