[PATCH 35/51] mke2fs: Record the checksum algorithm in use in the superblock

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Record the type of checksum algorithm we're using for metadata in the
superblock when creating a filesystem.

Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
 misc/mke2fs.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)


diff --git a/misc/mke2fs.c b/misc/mke2fs.c
index 7888a2f..14c047a 100644
--- a/misc/mke2fs.c
+++ b/misc/mke2fs.c
@@ -2419,6 +2419,10 @@ int main (int argc, char *argv[])
 			sizeof(fs->super->s_last_mounted));
 	}
 
+	if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
+				       EXT4_FEATURE_RO_COMPAT_METADATA_CSUM))
+		fs->super->s_checksum_type = EXT2_CRC32C_CHKSUM;
+
 	if (!quiet || noaction)
 		show_stats(fs);
 

--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Reiser Filesystem Development]     [Ceph FS]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite National Park]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]     [Linux Media]

  Powered by Linux