linux-ext4 - [PATCH] mke2fs: enable bigalloc if -C is specified

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Message-ID: <4FC7A1D5.3040805@redhat.com>
Date:	Thu, 31 May 2012 11:52:37 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	ext4 development <linux-ext4@...r.kernel.org>
Subject: [PATCH] mke2fs: enable bigalloc if -C is specified

If -C is specified w/o -O bigalloc it has no effect and generates
no error.  If a cluster size is specified, that should imply
bigalloc.

Signed-off-by: Eric Sandeen <sandeen@...hat.com>
---

diff --git a/misc/mke2fs.c b/misc/mke2fs.c
index 7ec8cc2..d1944dc 100644
--- a/misc/mke2fs.c
+++ b/misc/mke2fs.c
@@ -1351,6 +1351,8 @@ profile_error:
 					optarg);
 				exit(1);
 			}
+			fs_param.s_feature_ro_compat |=
+					EXT4_FEATURE_RO_COMPAT_BIGALLOC;
 			break;
 		case 'D':
 			direct_io = 1;


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