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authorSven Schnelle <svens@linux.ibm.com>2022-10-05 11:17:41 +0300
committerAlexander Gordeev <agordeev@linux.ibm.com>2022-12-06 18:18:22 +0300
commite2d2a2968f2abe1b8215fd99bfc68d6284d51ac2 (patch)
tree3530bc7d41f8b6018ed4af8ae75c8438f7929fd4 /arch/s390/boot/ipl_parm.c
parent87fd22e0ae9239f695266d3181b53ad9f758bd74 (diff)
downloadlinux-e2d2a2968f2abe1b8215fd99bfc68d6284d51ac2.tar.xz
s390/ipl: add eckd dump support
This adds support to use ECKD disks as dump device to linux. The new dump type is called 'eckd_dump', parameters are the same as for eckd ipl. Signed-off-by: Sven Schnelle <svens@linux.ibm.com> Reviewed-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390/boot/ipl_parm.c')
-rw-r--r--arch/s390/boot/ipl_parm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/boot/ipl_parm.c b/arch/s390/boot/ipl_parm.c
index c358f51ed3e5..c1f8f7999fed 100644
--- a/arch/s390/boot/ipl_parm.c
+++ b/arch/s390/boot/ipl_parm.c
@@ -77,6 +77,9 @@ bool is_ipl_block_dump(void)
if (ipl_block.pb0_hdr.pbt == IPL_PBT_NVME &&
ipl_block.nvme.opt == IPL_PB0_NVME_OPT_DUMP)
return true;
+ if (ipl_block.pb0_hdr.pbt == IPL_PBT_ECKD &&
+ ipl_block.eckd.opt == IPL_PB0_ECKD_OPT_DUMP)
+ return true;
return false;
}