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authorMichael Holzheu <holzheu@linux.vnet.ibm.com>2013-09-11 14:24:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-11 15:59:15 -0700
commit6f79d33228fa7cf900826738a39f287cae96cd91 (patch)
tree219851a19eb86c91c77241cb00b3889719fdab23 /arch/s390/include
parent11e376a3f9ffa85bf444b65df5326612b083c501 (diff)
downloadop-kernel-dev-6f79d33228fa7cf900826738a39f287cae96cd91.zip
op-kernel-dev-6f79d33228fa7cf900826738a39f287cae96cd91.tar.gz
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/include')
-rw-r--r--arch/s390/include/asm/sclp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index 06a1361..7dc7f9c 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -56,5 +56,6 @@ bool sclp_has_linemode(void);
bool sclp_has_vt220(void);
int sclp_pci_configure(u32 fid);
int sclp_pci_deconfigure(u32 fid);
+int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode);
#endif /* _ASM_S390_SCLP_H */
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