[PATCH 44/58] staging: lustre: use bool for several function in lustre_idl.h/lustre_fid.h

From: James Simmons
Date: Thu Jul 21 2016 - 23:50:03 EST


From: John L. Hammond <john.hammond@xxxxxxxxx>

Change the return type of several predicate functions from int to bool.

Signed-off-by: John L. Hammond <john.hammond@xxxxxxxxx>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-2675
Reviewed-on: http://review.whamcloud.com/8641
Reviewed-by: wangdi <di.wang@xxxxxxxxx>
Reviewed-by: Fan Yong <fan.yong@xxxxxxxxx>
Reviewed-by: Oleg Drokin <oleg.drokin@xxxxxxxxx>
Signed-off-by: James Simmons <jsimmons@xxxxxxxxxxxxx>
---
.../lustre/lustre/include/lustre/lustre_idl.h | 72 ++++++++++----------
drivers/staging/lustre/lustre/include/lustre_fid.h | 4 +-
2 files changed, 38 insertions(+), 38 deletions(-)

diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
index c932e20..d3a9db9 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
@@ -196,12 +196,12 @@ static inline unsigned fld_range_type(const struct lu_seq_range *range)
return range->lsr_flags & LU_SEQ_RANGE_MASK;
}

-static inline int fld_range_is_ost(const struct lu_seq_range *range)
+static inline bool fld_range_is_ost(const struct lu_seq_range *range)
{
return fld_range_type(range) == LU_SEQ_RANGE_OST;
}

-static inline int fld_range_is_mdt(const struct lu_seq_range *range)
+static inline bool fld_range_is_mdt(const struct lu_seq_range *range)
{
return fld_range_type(range) == LU_SEQ_RANGE_MDT;
}
@@ -260,23 +260,23 @@ static inline void range_init(struct lu_seq_range *range)
* check if given seq id \a s is within given range \a r
*/

-static inline int range_within(const struct lu_seq_range *range,
- __u64 s)
+static inline bool range_within(const struct lu_seq_range *range,
+ __u64 s)
{
return s >= range->lsr_start && s < range->lsr_end;
}

-static inline int range_is_sane(const struct lu_seq_range *range)
+static inline bool range_is_sane(const struct lu_seq_range *range)
{
return (range->lsr_end >= range->lsr_start);
}

-static inline int range_is_zero(const struct lu_seq_range *range)
+static inline bool range_is_zero(const struct lu_seq_range *range)
{
return (range->lsr_start == 0 && range->lsr_end == 0);
}

-static inline int range_is_exhausted(const struct lu_seq_range *range)
+static inline bool range_is_exhausted(const struct lu_seq_range *range)

{
return range_space(range) == 0;
@@ -437,69 +437,69 @@ enum dot_lustre_oid {
FID_OID_DOT_LUSTRE_OBF = 2UL,
};

-static inline int fid_seq_is_mdt0(__u64 seq)
+static inline bool fid_seq_is_mdt0(__u64 seq)
{
return (seq == FID_SEQ_OST_MDT0);
}

-static inline int fid_seq_is_mdt(__u64 seq)
+static inline bool fid_seq_is_mdt(__u64 seq)
{
return seq == FID_SEQ_OST_MDT0 || seq >= FID_SEQ_NORMAL;
};

-static inline int fid_seq_is_echo(__u64 seq)
+static inline bool fid_seq_is_echo(__u64 seq)
{
return (seq == FID_SEQ_ECHO);
}

-static inline int fid_is_echo(const struct lu_fid *fid)
+static inline bool fid_is_echo(const struct lu_fid *fid)
{
return fid_seq_is_echo(fid_seq(fid));
}

-static inline int fid_seq_is_llog(__u64 seq)
+static inline bool fid_seq_is_llog(__u64 seq)
{
return (seq == FID_SEQ_LLOG);
}

-static inline int fid_is_llog(const struct lu_fid *fid)
+static inline bool fid_is_llog(const struct lu_fid *fid)
{
/* file with OID == 0 is not llog but contains last oid */
return fid_seq_is_llog(fid_seq(fid)) && fid_oid(fid) > 0;
}

-static inline int fid_seq_is_rsvd(__u64 seq)
+static inline bool fid_seq_is_rsvd(__u64 seq)
{
return (seq > FID_SEQ_OST_MDT0 && seq <= FID_SEQ_RSVD);
};

-static inline int fid_seq_is_special(__u64 seq)
+static inline bool fid_seq_is_special(__u64 seq)
{
return seq == FID_SEQ_SPECIAL;
};

-static inline int fid_seq_is_local_file(__u64 seq)
+static inline bool fid_seq_is_local_file(__u64 seq)
{
return seq == FID_SEQ_LOCAL_FILE ||
seq == FID_SEQ_LOCAL_NAME;
};

-static inline int fid_seq_is_root(__u64 seq)
+static inline bool fid_seq_is_root(__u64 seq)
{
return seq == FID_SEQ_ROOT;
}

-static inline int fid_seq_is_dot(__u64 seq)
+static inline bool fid_seq_is_dot(__u64 seq)
{
return seq == FID_SEQ_DOT_LUSTRE;
}

-static inline int fid_seq_is_default(__u64 seq)
+static inline bool fid_seq_is_default(__u64 seq)
{
return seq == FID_SEQ_LOV_DEFAULT;
}

-static inline int fid_is_mdt0(const struct lu_fid *fid)
+static inline bool fid_is_mdt0(const struct lu_fid *fid)
{
return fid_seq_is_mdt0(fid_seq(fid));
}
@@ -516,12 +516,12 @@ static inline void lu_root_fid(struct lu_fid *fid)
* \param fid the fid to be tested.
* \return true if the fid is a igif; otherwise false.
*/
-static inline int fid_seq_is_igif(__u64 seq)
+static inline bool fid_seq_is_igif(__u64 seq)
{
return seq >= FID_SEQ_IGIF && seq <= FID_SEQ_IGIF_MAX;
}

-static inline int fid_is_igif(const struct lu_fid *fid)
+static inline bool fid_is_igif(const struct lu_fid *fid)
{
return fid_seq_is_igif(fid_seq(fid));
}
@@ -531,27 +531,27 @@ static inline int fid_is_igif(const struct lu_fid *fid)
* \param fid the fid to be tested.
* \return true if the fid is a idif; otherwise false.
*/
-static inline int fid_seq_is_idif(__u64 seq)
+static inline bool fid_seq_is_idif(__u64 seq)
{
return seq >= FID_SEQ_IDIF && seq <= FID_SEQ_IDIF_MAX;
}

-static inline int fid_is_idif(const struct lu_fid *fid)
+static inline bool fid_is_idif(const struct lu_fid *fid)
{
return fid_seq_is_idif(fid_seq(fid));
}

-static inline int fid_is_local_file(const struct lu_fid *fid)
+static inline bool fid_is_local_file(const struct lu_fid *fid)
{
return fid_seq_is_local_file(fid_seq(fid));
}

-static inline int fid_seq_is_norm(__u64 seq)
+static inline bool fid_seq_is_norm(__u64 seq)
{
return (seq >= FID_SEQ_NORMAL);
}

-static inline int fid_is_norm(const struct lu_fid *fid)
+static inline bool fid_is_norm(const struct lu_fid *fid)
{
return fid_seq_is_norm(fid_seq(fid));
}
@@ -769,7 +769,7 @@ static inline int fid_to_ostid(const struct lu_fid *fid, struct ost_id *ostid)
}

/* Check whether the fid is for LAST_ID */
-static inline int fid_is_last_id(const struct lu_fid *fid)
+static inline bool fid_is_last_id(const struct lu_fid *fid)
{
return (fid_oid(fid) == 0);
}
@@ -838,7 +838,7 @@ static inline void fid_be_to_cpu(struct lu_fid *dst, const struct lu_fid *src)
dst->f_ver = be32_to_cpu(fid_ver(src));
}

-static inline int fid_is_sane(const struct lu_fid *fid)
+static inline bool fid_is_sane(const struct lu_fid *fid)
{
return fid &&
((fid_seq(fid) >= FID_SEQ_START && fid_ver(fid) == 0) ||
@@ -846,7 +846,7 @@ static inline int fid_is_sane(const struct lu_fid *fid)
fid_seq_is_rsvd(fid_seq(fid)));
}

-static inline int fid_is_zero(const struct lu_fid *fid)
+static inline bool fid_is_zero(const struct lu_fid *fid)
{
return fid_seq(fid) == 0 && fid_oid(fid) == 0;
}
@@ -854,7 +854,7 @@ static inline int fid_is_zero(const struct lu_fid *fid)
void lustre_swab_lu_fid(struct lu_fid *fid);
void lustre_swab_lu_seq_range(struct lu_seq_range *range);

-static inline int lu_fid_eq(const struct lu_fid *f0, const struct lu_fid *f1)
+static inline bool lu_fid_eq(const struct lu_fid *f0, const struct lu_fid *f1)
{
return memcmp(f0, f1, sizeof(*f0)) == 0;
}
@@ -1067,13 +1067,13 @@ struct lustre_handle {

#define DEAD_HANDLE_MAGIC 0xdeadbeefcafebabeULL

-static inline int lustre_handle_is_used(const struct lustre_handle *lh)
+static inline bool lustre_handle_is_used(const struct lustre_handle *lh)
{
return lh->cookie != 0ull;
}

-static inline int lustre_handle_equal(const struct lustre_handle *lh1,
- const struct lustre_handle *lh2)
+static inline bool lustre_handle_equal(const struct lustre_handle *lh1,
+ const struct lustre_handle *lh2)
{
return lh1->cookie == lh2->cookie;
}
@@ -2684,8 +2684,8 @@ struct ldlm_res_id {
#define PLDLMRES(res) (res)->lr_name.name[0], (res)->lr_name.name[1], \
(res)->lr_name.name[2], (res)->lr_name.name[3]

-static inline int ldlm_res_eq(const struct ldlm_res_id *res0,
- const struct ldlm_res_id *res1)
+static inline bool ldlm_res_eq(const struct ldlm_res_id *res0,
+ const struct ldlm_res_id *res1)
{
return !memcmp(res0, res1, sizeof(*res0));
}
diff --git a/drivers/staging/lustre/lustre/include/lustre_fid.h b/drivers/staging/lustre/lustre/include/lustre_fid.h
index a85183b..6f7dc15 100644
--- a/drivers/staging/lustre/lustre/include/lustre_fid.h
+++ b/drivers/staging/lustre/lustre/include/lustre_fid.h
@@ -406,8 +406,8 @@ fid_build_reg_res_name(const struct lu_fid *fid, struct ldlm_res_id *res)
/*
* Return true if resource is for object identified by FID.
*/
-static inline int fid_res_name_eq(const struct lu_fid *fid,
- const struct ldlm_res_id *res)
+static inline bool fid_res_name_eq(const struct lu_fid *fid,
+ const struct ldlm_res_id *res)
{
return res->name[LUSTRE_RES_ID_SEQ_OFF] == fid_seq(fid) &&
res->name[LUSTRE_RES_ID_VER_OID_OFF] == fid_ver_oid(fid);
--
1.7.1