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libceph: add __maybe_unused to DEFINE_CEPH_FEATURE

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Avoid -Wunused-const-variable warnings for "make W=1".

Reported-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
This commit is contained in:
Ilya Dryomov 2020-08-19 10:50:08 +02:00
parent d012a7190f
commit f062f025fc
1 changed files with 4 additions and 4 deletions
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8
include/linux/ceph/ceph_features.h
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@ -11,14 +11,14 @@
#define CEPH_FEATURE_INCARNATION_2 (1ull<<57) // CEPH_FEATURE_SERVER_JEWEL
#define DEFINE_CEPH_FEATURE(bit, incarnation, name) \
static const uint64_t CEPH_FEATURE_##name = (1ULL<<bit); \
static const uint64_t CEPH_FEATUREMASK_##name = \
static const uint64_t __maybe_unused CEPH_FEATURE_##name = (1ULL<<bit); \
static const uint64_t __maybe_unused CEPH_FEATUREMASK_##name = \
(1ULL<<bit | CEPH_FEATURE_INCARNATION_##incarnation);
/* this bit is ignored but still advertised by release *when* */
#define DEFINE_CEPH_FEATURE_DEPRECATED(bit, incarnation, name, when) \
static const uint64_t DEPRECATED_CEPH_FEATURE_##name = (1ULL<<bit); \
static const uint64_t DEPRECATED_CEPH_FEATUREMASK_##name = \
static const uint64_t __maybe_unused DEPRECATED_CEPH_FEATURE_##name = (1ULL<<bit); \
static const uint64_t __maybe_unused DEPRECATED_CEPH_FEATUREMASK_##name = \
(1ULL<<bit | CEPH_FEATURE_INCARNATION_##incarnation);
/*