Re: [PATCH v5 5/5] s390/vmcore: Use vmcore for zfcpdump

2013-06-12 Thread Michael Holzheu
On Wed, 12 Jun 2013 08:47:52 +0900 HATAYAMA Daisuke wrote: > (2013/06/08 1:56), Michael Holzheu wrote: [snip] > > +static int remap_oldmem_pfn_range_zfcpdump(struct vm_area_struct *vma, > > + unsigned long from, > > + unsig

Re: [PATCH v5 5/5] s390/vmcore: Use vmcore for zfcpdump

2013-06-11 Thread HATAYAMA Daisuke
(2013/06/08 1:56), Michael Holzheu wrote: @@ -82,6 +116,43 @@ int remap_oldmem_pfn_range(struct vm_area_struct *vma, unsigned long from, } /* + * Remap "oldmem" for zfcpdump + * + * We only map available memory above ZFCPDUMP_HSA_SIZE. Memory below + * ZFCPDUMP_HSA_SIZE is read on demand u

[PATCH v5 5/5] s390/vmcore: Use vmcore for zfcpdump

2013-06-07 Thread Michael Holzheu
This patch modifies 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 --- arch/s390/Kconfig | 3 +- arch/s390/include/