/usr/include/rbd/features.h is in librbd-dev 10.2.11-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | #ifndef CEPH_RBD_FEATURES_H
#define CEPH_RBD_FEATURES_H
#define RBD_FEATURE_LAYERING (1<<0)
#define RBD_FEATURE_STRIPINGV2 (1<<1)
#define RBD_FEATURE_EXCLUSIVE_LOCK (1<<2)
#define RBD_FEATURE_OBJECT_MAP (1<<3)
#define RBD_FEATURE_FAST_DIFF (1<<4)
#define RBD_FEATURE_DEEP_FLATTEN (1<<5)
#define RBD_FEATURE_JOURNALING (1<<6)
/// features that make an image inaccessible for read or write by
/// clients that don't understand them
#define RBD_FEATURES_INCOMPATIBLE (RBD_FEATURE_LAYERING | \
RBD_FEATURE_STRIPINGV2)
/// features that make an image unwritable by clients that don't understand them
#define RBD_FEATURES_RW_INCOMPATIBLE (RBD_FEATURES_INCOMPATIBLE | \
RBD_FEATURE_EXCLUSIVE_LOCK | \
RBD_FEATURE_OBJECT_MAP | \
RBD_FEATURE_FAST_DIFF | \
RBD_FEATURE_DEEP_FLATTEN | \
RBD_FEATURE_JOURNALING)
#define RBD_FEATURES_ALL (RBD_FEATURE_LAYERING | \
RBD_FEATURE_STRIPINGV2 | \
RBD_FEATURE_EXCLUSIVE_LOCK | \
RBD_FEATURE_OBJECT_MAP | \
RBD_FEATURE_FAST_DIFF | \
RBD_FEATURE_DEEP_FLATTEN | \
RBD_FEATURE_JOURNALING)
/// features that may be dynamically enabled or disabled
#define RBD_FEATURES_MUTABLE (RBD_FEATURE_EXCLUSIVE_LOCK | \
RBD_FEATURE_OBJECT_MAP | \
RBD_FEATURE_FAST_DIFF | \
RBD_FEATURE_JOURNALING)
/// features that may be dynamically disabled
#define RBD_FEATURES_DISABLE_ONLY (RBD_FEATURE_DEEP_FLATTEN)
/// features that only work when used with a single client
/// using the image for writes
#define RBD_FEATURES_SINGLE_CLIENT (RBD_FEATURE_EXCLUSIVE_LOCK | \
RBD_FEATURE_OBJECT_MAP | \
RBD_FEATURE_FAST_DIFF | \
RBD_FEATURE_JOURNALING)
#endif
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