Attachment 659300 Details for Bug 707027 – parted-3.1-libparted-mklabel-edev.patch

parted-3.1-libparted-mklabel-edev.patch

parted-3.1-libparted-mklabel-edev.patch (text/plain), 1.46 KB, created by IBM Bug Proxy on 2012-12-07 11:02:21 UTC

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Creator: IBM Bug Proxy

Created: 2012-12-07 11:02:21 UTC

Size: 1.46 KB

patch

obsolete

>Subject: [PATCH] libparted: mklabel to support EDEV DASD
>
>From: Nageswara R Sastry <rnsastry@linux.vnet.ibm.com>
>
>Fixed Block Access (FBA) DASDs are mainframe-specific disk devices
>which are layed out as a sequence of 512-byte sectors. This patch adds
>support for mklabel to properly handle FBA devices.
>
>Signed-off-by: Nageswara R Sastry <rnsastry@linux.vnet.ibm.com>
>---
> libparted/labels/fdasd.c |   24 +++++++++++++-----------
> 1 file changed, 13 insertions(+), 11 deletions(-)
>
>--- a/libparted/labels/fdasd.c
>+++ b/libparted/labels/fdasd.c
>@@ -869,19 +869,21 @@ fdasd_check_volume (fdasd_anchor_t *anc,
> 	vtoc_read_volume_label (fd, anc->label_pos, v);
> 
> 	if (strncmp(v->vollbl, vtoc_ebcdic_enc ("VOL1", str, 4), 4) == 0) {
>-		/* found VOL1 volume label */
>-		b = (cchhb2blk (&v->vtoc, &anc->geo) - 1) * anc->blksize;
>+		if (anc->FBA_layout != 1 ) {
>+			/* found VOL1 volume label */
>+			b = (cchhb2blk (&v->vtoc, &anc->geo) - 1) * anc->blksize;
> 
>-		if (b > 0) {
>-			int rc;
>-			rc = fdasd_valid_vtoc_pointer (anc, b, fd);
>+			if (b > 0) {
>+				int rc;
>+				rc = fdasd_valid_vtoc_pointer (anc, b, fd);
> 
>-			if (rc < 0)
>-				return 1;
>-			else
>-				return 0;
>-		} else {
>-			fdasd_invalid_vtoc_pointer(anc);
>+				if (rc < 0)
>+					return 1;
>+				else
>+					return 0;
>+			} else {
>+				fdasd_invalid_vtoc_pointer(anc);
>+			}
> 		}
> 	} else if (strncmp (v->volkey, vtoc_ebcdic_enc ("LNX1", str, 4), 4) == 0 ||
> 	           strncmp (v->volkey, vtoc_ebcdic_enc ("CMS1", str, 4), 4) == 0) {

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Attachments on bug 707027: 617070 | 659300