diff options
| author | Tom Caputi <[email protected]> | 2018-03-20 14:55:21 -0400 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2018-03-20 11:55:21 -0700 |
| commit | 089fbf313c59b178c11614b2aed78efc46d60499 (patch) | |
| tree | fea6b47775ee1b1fbfcddd8ddc4783542b5dd190 /include | |
| parent | 272b5d730f9ddd1db7cd7511da7bba75d6bd2450 (diff) | |
Add comments for portable dnode / objset flags
This patch adds some comments describing the purpose of "portable"
dnode and objset flags so that it is clear when new flags should
be added to the repective flag masks. This patch includes no
functional changes.
Reviewed-by: George Melikov <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Tom Caputi <[email protected]>
Closes #7313
Diffstat (limited to 'include')
| -rw-r--r-- | include/sys/dmu_objset.h | 8 | ||||
| -rw-r--r-- | include/sys/dnode.h | 6 |
2 files changed, 13 insertions, 1 deletions
diff --git a/include/sys/dmu_objset.h b/include/sys/dmu_objset.h index df9b1a73a..0060efd51 100644 --- a/include/sys/dmu_objset.h +++ b/include/sys/dmu_objset.h @@ -62,7 +62,13 @@ struct dmu_tx; #define OBJSET_FLAG_USEROBJACCOUNTING_COMPLETE (1ULL << 1) #define OBJSET_FLAG_PROJECTQUOTA_COMPLETE (1ULL << 2) -/* all flags are currently non-portable */ +/* + * This mask defines the set of flags which are "portable", meaning + * that they can be preserved when doing a raw encrypted zfs send. + * Flags included in this mask will be protected by os_portable_mac + * when the block of dnodes is encrypted. No portable flags currently + * exist. + */ #define OBJSET_CRYPT_PORTABLE_FLAGS_MASK (0) typedef struct objset_phys { diff --git a/include/sys/dnode.h b/include/sys/dnode.h index 9c44a2232..1cb7cae09 100644 --- a/include/sys/dnode.h +++ b/include/sys/dnode.h @@ -150,6 +150,12 @@ enum dnode_dirtycontext { /* User/Group/Project dnode accounting */ #define DNODE_FLAG_USEROBJUSED_ACCOUNTED (1 << 3) +/* + * This mask defines the set of flags which are "portable", meaning + * that they can be preserved when doing a raw encrypted zfs send. + * Flags included in this mask will be protected by AAD when the block + * of dnodes is encrypted. + */ #define DNODE_CRYPT_PORTABLE_FLAGS_MASK (DNODE_FLAG_SPILL_BLKPTR) /* |