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authorpfg <pfg@FreeBSD.org>2016-01-06 16:25:00 +0000
committerpfg <pfg@FreeBSD.org>2016-01-06 16:25:00 +0000
commit7fa53fa83af79e7be87fe75221fbea44dca06262 (patch)
tree4c3029ff1e8493c30373aa28475b3cc9f1abb47b /sys/fs
parentdba6e993392f229164e1087ae2f096f89f3a4891 (diff)
downloadFreeBSD-src-7fa53fa83af79e7be87fe75221fbea44dca06262.zip
FreeBSD-src-7fa53fa83af79e7be87fe75221fbea44dca06262.tar.gz
MFC r292872:
ext2: recognize ext4 INCOMPAT_RECOVER flag This is a flag specific for journalling in ext4. Add it to the list of ext4 features we ignore for read-only purposes. PR: 205668
Diffstat (limited to 'sys/fs')
-rw-r--r--sys/fs/ext2fs/ext2fs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/fs/ext2fs/ext2fs.h b/sys/fs/ext2fs/ext2fs.h
index 9985c45..7eabc47 100644
--- a/sys/fs/ext2fs/ext2fs.h
+++ b/sys/fs/ext2fs/ext2fs.h
@@ -187,6 +187,7 @@ struct csum {
#define EXT2F_INCOMPAT_COMP 0x0001
#define EXT2F_INCOMPAT_FTYPE 0x0002
+#define EXT2F_INCOMPAT_RECOVER 0x0004
#define EXT2F_INCOMPAT_META_BG 0x0010
#define EXT2F_INCOMPAT_EXTENTS 0x0040
#define EXT2F_INCOMPAT_64BIT 0x0080
@@ -208,6 +209,7 @@ struct csum {
*
* We do not support these EXT4 features but they are irrelevant
* for read-only support:
+ * - EXT2F_INCOMPAT_RECOVER
* - EXT2F_INCOMPAT_FLEX_BG
* - EXT2F_INCOMPAT_META_BG
*/
@@ -216,6 +218,7 @@ struct csum {
EXT2F_ROCOMPAT_EXTRA_ISIZE)
#define EXT2F_INCOMPAT_SUPP EXT2F_INCOMPAT_FTYPE
#define EXT4F_RO_INCOMPAT_SUPP (EXT2F_INCOMPAT_EXTENTS | \
+ EXT2F_INCOMPAT_RECOVER | \
EXT2F_INCOMPAT_FLEX_BG | \
EXT2F_INCOMPAT_META_BG )
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