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[S390] dcssblk: add >2G DCSSs support and stacked contiguous DCSSs support.
authorHongjie Yang <hongjie@us.ibm.com>
Fri, 10 Oct 2008 19:33:21 +0000 (21:33 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 10 Oct 2008 19:33:57 +0000 (21:33 +0200)
commitb2300b9efe1b8174833e17f37e975c9da00c388a
treeb3413247d703aee9bd769ff09a782b679aba32cctree | snapshot
parent753c4dd6a2fa2af81f5d809d610d29f2d9dd9bc1commit | diff
[S390] dcssblk: add >2G DCSSs support and stacked contiguous DCSSs support.

The DCSS block device driver is modified to add >2G DCSSs support and
allow a DCSS block device to map to a set of contiguous DCSSs.  The
extmem code is also modified to use new Diagnose x'64' subcodes for
>2G DCSSs.

Signed-off-by: Hongjie Yang <hongjie@us.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/mm/extmem.c diff | blob | history
drivers/s390/block/dcssblk.c diff | blob | history
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