[S390] set ARCH_HAS_SG_CHAIN for s390
authorChristof Schmitt <christof.schmitt@de.ibm.com>
Mon, 25 Oct 2010 14:10:10 +0000 (16:10 +0200)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Mon, 25 Oct 2010 14:10:15 +0000 (16:10 +0200)
commit87799ebab760dd1460f6e4193d4f71ba416d1451
treeb72cb9811b6a5b549834d06060a422f51e420a16
parent014859430ba72ffeb363a4acd2200851765fe6de
[S390] set ARCH_HAS_SG_CHAIN for s390

Set ARCH_HAS_SG_CHAIN for scatter lists on s390. Without this flag the
SCSI code limits the maximum number of segments, so set it to make
proper use of the FCP channel hardware.

Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/scatterlist.h