forked from pool/parted
4f4200ec76
from upstream (bnc#887333): - libparted-add-support-for-implicit-FBA-DASD-partition.patch - libparted-add-support-for-EAV-DASD-partitions.patch - libparted-mklabel-to-support-EAV-DASD.patch - libparted-Avoid-dasd-as-default-disk-type-while-probe.patch - libparted-mklabel-to-support-EDEV-DASD.patch OBS-URL: https://build.opensuse.org/package/show/Base:System/parted?expand=0&rev=96
57 lines
1.7 KiB
Diff
57 lines
1.7 KiB
Diff
From bdb439f660344404f27084c48fe7b9429436b9e9 Mon Sep 17 00:00:00 2001
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From: Nageswara R Sastry <rnsastry@linux.vnet.ibm.com>
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Date: Wed, 21 Aug 2013 16:37:17 -0700
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Subject: [PATCH] libparted: mklabel to support EDEV DASD
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Fixed Block Access (FBA) DASDs are mainframe-specific disk devices
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which are layed out as a sequence of 512-byte sectors. This patch adds
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support for mklabel to properly handle FBA devices.
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Signed-off-by: Nageswara R Sastry <rnsastry@linux.vnet.ibm.com>
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---
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libparted/labels/fdasd.c | 28 +++++++++++++++-------------
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1 file changed, 15 insertions(+), 13 deletions(-)
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diff --git a/libparted/labels/fdasd.c b/libparted/labels/fdasd.c
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index 7de5f34..1f87937 100644
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--- a/libparted/labels/fdasd.c
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+++ b/libparted/labels/fdasd.c
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@@ -870,19 +870,21 @@ fdasd_check_volume (fdasd_anchor_t *anc, int fd)
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vtoc_read_volume_label (fd, anc->label_pos, v);
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if (strncmp(v->vollbl, vtoc_ebcdic_enc ("VOL1", str, 4), 4) == 0) {
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- /* found VOL1 volume label */
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- b = (cchhb2blk (&v->vtoc, &anc->geo) - 1) * anc->blksize;
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-
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- if (b > 0) {
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- int rc;
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- rc = fdasd_valid_vtoc_pointer (anc, b, fd);
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-
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- if (rc < 0)
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- return 1;
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- else
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- return 0;
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- } else {
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- fdasd_invalid_vtoc_pointer(anc);
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+ if (anc->FBA_layout != 1 ) {
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+ /* found VOL1 volume label */
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+ b = (cchhb2blk (&v->vtoc, &anc->geo) - 1) * anc->blksize;
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+
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+ if (b > 0) {
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+ int rc;
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+ rc = fdasd_valid_vtoc_pointer (anc, b, fd);
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+
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+ if (rc < 0)
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+ return 1;
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+ else
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+ return 0;
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+ } else {
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+ fdasd_invalid_vtoc_pointer(anc);
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+ }
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}
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} else if (strncmp (v->volkey, vtoc_ebcdic_enc ("LNX1", str, 4), 4) == 0 ||
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strncmp (v->volkey, vtoc_ebcdic_enc ("CMS1", str, 4), 4) == 0) {
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--
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1.8.4.5
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