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[S390] zfcpdump: Prevent zcore from beeing built as a kernel module.

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The zcore code switches to real addressing mode when creating a kernel dump.
This is not possible, if it is built as a kernel module. With this patch
zcore (zfcpdump) can't be built as a kernel module any more.

Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Michael Holzheu 2009-03-26 15:24:46 +01:00 committed by Martin Schwidefsky
parent 159d1ff8f6
commit 59f2e69d0f
3 changed files with 5 additions and 5 deletions
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2
arch/s390/Kconfig
View file

@ -545,7 +545,7 @@ config KEXEC
but is independent of hardware/microcode support.
config ZFCPDUMP
tristate "zfcpdump support"
bool "zfcpdump support"
select SMP
default n
help

4
arch/s390/kernel/setup.c
View file

@ -226,7 +226,7 @@ static void __init conmode_default(void)
}
}
#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
#ifdef CONFIG_ZFCPDUMP
static void __init setup_zfcpdump(unsigned int console_devno)
{
static char str[41];
@ -515,7 +515,7 @@ static void __init setup_memory_end(void)
unsigned long max_mem;
int i;
#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
#ifdef CONFIG_ZFCPDUMP
if (ipl_info.type == IPL_TYPE_FCP_DUMP) {
memory_end = ZFCPDUMP_HSA_SIZE;
memory_end_set = 1;

4
arch/s390/kernel/smp.c
View file

@ -226,7 +226,7 @@ EXPORT_SYMBOL(smp_ctl_clear_bit);
*/
#define CPU_INIT_NO 1
#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
#ifdef CONFIG_ZFCPDUMP
/*
* zfcpdump_prefix_array holds prefix registers for the following scenario:
@ -267,7 +267,7 @@ EXPORT_SYMBOL_GPL(zfcpdump_save_areas);
static inline void smp_get_save_area(unsigned int cpu, unsigned int phy_cpu) { }
#endif /* CONFIG_ZFCPDUMP || CONFIG_ZFCPDUMP_MODULE */
#endif /* CONFIG_ZFCPDUMP */
static int cpu_stopped(int cpu)
{