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| author | Michael Holzheu <holzheu@linux.vnet.ibm.com> | 2013-09-11 14:24:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-11 15:59:15 -0700 |
| commit | 6f79d33228fa7cf900826738a39f287cae96cd91 (patch) | |
| tree | 219851a19eb86c91c77241cb00b3889719fdab23 /arch/s390/Kconfig | |
| parent | 11e376a3f9ffa85bf444b65df5326612b083c501 (diff) | |
| download | linux-6f79d33228fa7cf900826738a39f287cae96cd91.tar.bz2 | |
s390/vmcore: use vmcore for zfcpdump
Modify the s390 copy_oldmem_page() and remap_oldmem_pfn_range() function
for zfcpdump to read from the HSA memory if memory below HSA_SIZE bytes is
requested. Otherwise real memory is used.
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Cc: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>
Cc: Jan Willeke <willeke@de.ibm.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index fb2723e8ba65..3ec272859e1e 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -526,6 +526,7 @@ 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 @@ -536,7 +537,7 @@ config CRASH_DUMP config ZFCPDUMP def_bool n prompt "zfcpdump support" - select SMP + depends on 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. |