File 0002-Do-not-create-bad-block-log-for-clustered-... of Package mdadm

Overview Repositories Revisions Requests Users Attributes Meta

File 0002-Do-not-create-bad-block-log-for-clustered-devices.patch of Package mdadm (Revision cccbcb0486d7ac848ed855db24b14ccc)

Currently displaying revision cccbcb0486d7ac848ed855db24b14ccc , Show latest

From 97027b427efd62de6344e19669080ba1572f812d Mon Sep 17 00:00:00 2001
From: Goldwyn Rodrigues <rgoldwyn@suse.com>
Date: Wed, 26 Aug 2015 10:43:10 -0500
Subject: [PATCH 2/3] Do not create bad block log for clustered devices

We currently have no synchronization techniques for the
bad block log, so disable it for the cluster.
---
 super1.c | 44 +++++++++++++++++++++++++-------------------
 1 file changed, 25 insertions(+), 19 deletions(-)

diff --git a/super1.c b/super1.c
index 7434f67..770eff0 100644
--- a/super1.c
+++ b/super1.c
@@ -1655,9 +1655,11 @@ static int write_init_super1(struct supertype *st)
 			if (sb_offset < array_size + bm_space)
 				bm_space = sb_offset - array_size;
 			sb->data_size = __cpu_to_le64(sb_offset - bm_space);
-			if (bm_space >= 8) {
-				sb->bblog_size = __cpu_to_le16(8);
-				sb->bblog_offset = __cpu_to_le32((unsigned)-8);
+			if (!st->nodes) {
+				if (bm_space >= 8) {
+					sb->bblog_size = __cpu_to_le16(8);
+					sb->bblog_offset = __cpu_to_le32((unsigned)-8);
+				}
 			}
 			break;
 		case 1:
@@ -1667,12 +1669,14 @@ static int write_init_super1(struct supertype *st)
 
 			sb->data_offset = __cpu_to_le64(data_offset);
 			sb->data_size = __cpu_to_le64(dsize - data_offset);
-			if (data_offset >= 8 + 32*2 + 8) {
-				sb->bblog_size = __cpu_to_le16(8);
-				sb->bblog_offset = __cpu_to_le32(8 + 32*2);
-			} else if (data_offset >= 16) {
-				sb->bblog_size = __cpu_to_le16(8);
-				sb->bblog_offset = __cpu_to_le32(data_offset-8);
+			if (!st->nodes) {
+				if (data_offset >= 8 + 32*2 + 8) {
+					sb->bblog_size = __cpu_to_le16(8);
+					sb->bblog_offset = __cpu_to_le32(8 + 32*2);
+				} else if (data_offset >= 16) {
+					sb->bblog_size = __cpu_to_le16(8);
+					sb->bblog_offset = __cpu_to_le32(data_offset-8);
+				}
 			}
 			break;
 		case 2:
@@ -1683,16 +1687,18 @@ static int write_init_super1(struct supertype *st)
 
 			sb->data_offset = __cpu_to_le64(data_offset);
 			sb->data_size = __cpu_to_le64(dsize - data_offset);
-			if (data_offset >= 16 + 32*2 + 8) {
-				sb->bblog_size = __cpu_to_le16(8);
-				sb->bblog_offset = __cpu_to_le32(8 + 32*2);
-			} else if (data_offset >= 16+16) {
-				sb->bblog_size = __cpu_to_le16(8);
-				/* '8' sectors for the bblog, and another '8'
-				 * because we want offset from superblock, not
-				 * start of device.
-				 */
-				sb->bblog_offset = __cpu_to_le32(data_offset-8-8);
+			if (!st->nodes) {
+				if (data_offset >= 16 + 32*2 + 8) {
+					sb->bblog_size = __cpu_to_le16(8);
+					sb->bblog_offset = __cpu_to_le32(8 + 32*2);
+				} else if (data_offset >= 16+16) {
+					sb->bblog_size = __cpu_to_le16(8);
+					/* '8' sectors for the bblog, and another '8'
+					 * because we want offset from superblock, not
+					 * start of device.
+					 */
+					sb->bblog_offset = __cpu_to_le32(data_offset-8-8);
+				}
 			}
 			break;
 		default:
-- 
2.1.4

Places

File 0002-Do-not-create-bad-block-log-for-clustered-devices.patch of Package mdadm (Revision cccbcb0486d7ac848ed855db24b14ccc)

Places