staging/lustre: Remove index file transfer structures

struct idx_info, struct lu_idxpage, lustre_swab_idx_info,
request formats and related defines are all unused and could
only happen for between-servers communications, so remove them
from the client code.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
index 7b5c1329f90172f3416f4790866f803a5db25912..c272c183967a56f3d2965a073a703fcc28bfb7ba 100644 (file)
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
@@ -3168,92 +3168,6 @@ void dump_ioo(struct obd_ioobj *nb);
 void dump_ost_body(struct ost_body *ob);
 void dump_rcs(__u32 *rc);
 
-#define IDX_INFO_MAGIC 0x3D37CC37
-
-/* Index file transfer through the network. The server serializes the index into
- * a byte stream which is sent to the client via a bulk transfer */
-struct idx_info {
-       __u32           ii_magic;
-
-       /* reply: see idx_info_flags below */
-       __u32           ii_flags;
-
-       /* request & reply: number of lu_idxpage (to be) transferred */
-       __u16           ii_count;
-       __u16           ii_pad0;
-
-       /* request: requested attributes passed down to the iterator API */
-       __u32           ii_attrs;
-
-       /* request & reply: index file identifier (FID) */
-       struct lu_fid   ii_fid;
-
-       /* reply: version of the index file before starting to walk the index.
-        * Please note that the version can be modified at any time during the
-        * transfer */
-       __u64           ii_version;
-
-       /* request: hash to start with:
-        * reply: hash of the first entry of the first lu_idxpage and hash
-        *      of the entry to read next if any */
-       __u64           ii_hash_start;
-       __u64           ii_hash_end;
-
-       /* reply: size of keys in lu_idxpages, minimal one if II_FL_VARKEY is
-        * set */
-       __u16           ii_keysize;
-
-       /* reply: size of records in lu_idxpages, minimal one if II_FL_VARREC
-        * is set */
-       __u16           ii_recsize;
-
-       __u32           ii_pad1;
-       __u64           ii_pad2;
-       __u64           ii_pad3;
-};
-
-void lustre_swab_idx_info(struct idx_info *ii);
-
-#define II_END_OFF     MDS_DIR_END_OFF /* all entries have been read */
-
-/* List of flags used in idx_info::ii_flags */
-enum idx_info_flags {
-       II_FL_NOHASH    = 1 << 0, /* client doesn't care about hash value */
-       II_FL_VARKEY    = 1 << 1, /* keys can be of variable size */
-       II_FL_VARREC    = 1 << 2, /* records can be of variable size */
-       II_FL_NONUNQ    = 1 << 3, /* index supports non-unique keys */
-};
-
-#define LIP_MAGIC 0x8A6D6B6C
-
-/* 4KB (= LU_PAGE_SIZE) container gathering key/record pairs */
-struct lu_idxpage {
-       /* 16-byte header */
-       __u32   lip_magic;
-       __u16   lip_flags;
-       __u16   lip_nr;   /* number of entries in the container */
-       __u64   lip_pad0; /* additional padding for future use */
-
-       /* key/record pairs are stored in the remaining 4080 bytes.
-        * depending upon the flags in idx_info::ii_flags, each key/record
-        * pair might be preceded by:
-        * - a hash value
-        * - the key size (II_FL_VARKEY is set)
-        * - the record size (II_FL_VARREC is set)
-        *
-        * For the time being, we only support fixed-size key & record. */
-       char    lip_entries[0];
-};
-
-#define LIP_HDR_SIZE (offsetof(struct lu_idxpage, lip_entries))
-
-/* Gather all possible type associated with a 4KB container */
-union lu_page {
-       struct lu_dirpage       lp_dir; /* for MDS_READPAGE */
-       struct lu_idxpage       lp_idx; /* for OBD_IDX_READ */
-       char                    lp_array[LU_PAGE_SIZE];
-};
-
 /* security opcodes */
 enum sec_cmd {
        SEC_CTX_INIT        = 801,

diff --git a/drivers/staging/lustre/lustre/include/lustre_req_layout.h b/drivers/staging/lustre/lustre/include/lustre_req_layout.h
index fdcdd7ab0ab47955a4f7e8a078755041b2fbdb4c..b5128e4502737c913e7e754172c65cc137871312 100644 (file)
--- a/drivers/staging/lustre/lustre/include/lustre_req_layout.h
+++ b/drivers/staging/lustre/lustre/include/lustre_req_layout.h
@@ -130,7 +130,6 @@ void req_layout_fini(void);
 extern struct req_format RQF_OBD_PING;
 extern struct req_format RQF_OBD_SET_INFO;
 extern struct req_format RQF_SEC_CTX;
-extern struct req_format RQF_OBD_IDX_READ;
 /* MGS req_format */
 extern struct req_format RQF_MGS_TARGET_REG;
 extern struct req_format RQF_MGS_SET_INFO;
@@ -249,7 +248,6 @@ extern struct req_msg_field RMF_SETINFO_KEY;
 extern struct req_msg_field RMF_GETINFO_VAL;
 extern struct req_msg_field RMF_GETINFO_VALLEN;
 extern struct req_msg_field RMF_GETINFO_KEY;
-extern struct req_msg_field RMF_IDX_INFO;
 extern struct req_msg_field RMF_CLOSE_DATA;
 
 /*

diff --git a/drivers/staging/lustre/lustre/ptlrpc/layout.c b/drivers/staging/lustre/lustre/ptlrpc/layout.c
index 715088f0d29038c3cc3039c2fa47558338e12343..0e6026407986331a994458ad6e0f740938ae2faf 100644 (file)
--- a/drivers/staging/lustre/lustre/ptlrpc/layout.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/layout.c
@@ -522,16 +522,6 @@ static const struct req_msg_field *llog_origin_handle_next_block_server[] = {
        &RMF_EADATA
 };
 
-static const struct req_msg_field *obd_idx_read_client[] = {
-       &RMF_PTLRPC_BODY,
-       &RMF_IDX_INFO
-};
-
-static const struct req_msg_field *obd_idx_read_server[] = {
-       &RMF_PTLRPC_BODY,
-       &RMF_IDX_INFO
-};
-
 static const struct req_msg_field *ost_body_only[] = {
        &RMF_PTLRPC_BODY,
        &RMF_OST_BODY
@@ -647,7 +637,6 @@ static const struct req_msg_field *mdt_hsm_request[] = {
 static struct req_format *req_formats[] = {
        &RQF_OBD_PING,
        &RQF_OBD_SET_INFO,
-       &RQF_OBD_IDX_READ,
        &RQF_SEC_CTX,
        &RQF_MGS_TARGET_REG,
        &RQF_MGS_SET_INFO,
@@ -1068,10 +1057,6 @@ struct req_msg_field RMF_FIEMAP_VAL =
        DEFINE_MSGF("fiemap", 0, -1, lustre_swab_fiemap, NULL);
 EXPORT_SYMBOL(RMF_FIEMAP_VAL);
 
-struct req_msg_field RMF_IDX_INFO =
-       DEFINE_MSGF("idx_info", 0, sizeof(struct idx_info),
-                   lustre_swab_idx_info, NULL);
-EXPORT_SYMBOL(RMF_IDX_INFO);
 struct req_msg_field RMF_HSM_USER_STATE =
        DEFINE_MSGF("hsm_user_state", 0, sizeof(struct hsm_user_state),
                    lustre_swab_hsm_user_state, NULL);
@@ -1150,12 +1135,6 @@ struct req_format RQF_OBD_SET_INFO =
        DEFINE_REQ_FMT0("OBD_SET_INFO", obd_set_info_client, empty);
 EXPORT_SYMBOL(RQF_OBD_SET_INFO);
 
-/* Read index file through the network */
-struct req_format RQF_OBD_IDX_READ =
-       DEFINE_REQ_FMT0("OBD_IDX_READ",
-                       obd_idx_read_client, obd_idx_read_server);
-EXPORT_SYMBOL(RQF_OBD_IDX_READ);
-
 struct req_format RQF_SEC_CTX =
        DEFINE_REQ_FMT0("SEC_CTX", empty, empty);
 EXPORT_SYMBOL(RQF_SEC_CTX);

diff --git a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
index d6f0e6dce4cac112d19faddafb160b1fca959a41..88bad098f57188520c493f1767bbc8ded3b562c2 100644 (file)
--- a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
@@ -1846,20 +1846,6 @@ void lustre_swab_fiemap(struct ll_user_fiemap *fiemap)
 }
 EXPORT_SYMBOL(lustre_swab_fiemap);
 
-void lustre_swab_idx_info(struct idx_info *ii)
-{
-       __swab32s(&ii->ii_magic);
-       __swab32s(&ii->ii_flags);
-       __swab16s(&ii->ii_count);
-       __swab32s(&ii->ii_attrs);
-       lustre_swab_lu_fid(&ii->ii_fid);
-       __swab64s(&ii->ii_version);
-       __swab64s(&ii->ii_hash_start);
-       __swab64s(&ii->ii_hash_end);
-       __swab16s(&ii->ii_keysize);
-       __swab16s(&ii->ii_recsize);
-}
-
 void lustre_swab_mdt_rec_reint (struct mdt_rec_reint *rr)
 {
        __swab32s(&rr->rr_opcode);

diff --git a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
index 249f9b3d332ddac966aec2c9ca0eedbd3c9fb628..3ffd2d91f274f27e831e94469ee05279a907a166 100644 (file)
--- a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
@@ -555,9 +555,6 @@ void lustre_assert_wire_constants(void)
                 (long long)LDF_COLLIDE);
        LASSERTF(LU_PAGE_SIZE == 4096, "found %lld\n",
                 (long long)LU_PAGE_SIZE);
-       /* Checks for union lu_page */
-       LASSERTF((int)sizeof(union lu_page) == 4096, "found %lld\n",
-                (long long)(int)sizeof(union lu_page));
 
        /* Checks for struct lustre_handle */
        LASSERTF((int)sizeof(struct lustre_handle) == 8, "found %lld\n",
@@ -1605,98 +1602,6 @@ void lustre_assert_wire_constants(void)
        LASSERTF(Q_FINVALIDATE == 0x800104, "found 0x%.8x\n",
                Q_FINVALIDATE);
 
-       /* Checks for struct idx_info */
-       LASSERTF((int)sizeof(struct idx_info) == 80, "found %lld\n",
-                (long long)(int)sizeof(struct idx_info));
-       LASSERTF((int)offsetof(struct idx_info, ii_magic) == 0, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_magic));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_magic) == 4, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_magic));
-       LASSERTF((int)offsetof(struct idx_info, ii_flags) == 4, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_flags));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_flags) == 4, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_flags));
-       LASSERTF((int)offsetof(struct idx_info, ii_count) == 8, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_count));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_count) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_count));
-       LASSERTF((int)offsetof(struct idx_info, ii_pad0) == 10, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_pad0));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_pad0) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_pad0));
-       LASSERTF((int)offsetof(struct idx_info, ii_attrs) == 12, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_attrs));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_attrs) == 4, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_attrs));
-       LASSERTF((int)offsetof(struct idx_info, ii_fid) == 16, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_fid));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_fid) == 16, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_fid));
-       LASSERTF((int)offsetof(struct idx_info, ii_version) == 32, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_version));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_version) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_version));
-       LASSERTF((int)offsetof(struct idx_info, ii_hash_start) == 40, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_hash_start));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_hash_start) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_hash_start));
-       LASSERTF((int)offsetof(struct idx_info, ii_hash_end) == 48, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_hash_end));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_hash_end) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_hash_end));
-       LASSERTF((int)offsetof(struct idx_info, ii_keysize) == 56, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_keysize));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_keysize) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_keysize));
-       LASSERTF((int)offsetof(struct idx_info, ii_recsize) == 58, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_recsize));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_recsize) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_recsize));
-       LASSERTF((int)offsetof(struct idx_info, ii_pad1) == 60, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_pad1));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_pad1) == 4, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_pad1));
-       LASSERTF((int)offsetof(struct idx_info, ii_pad2) == 64, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_pad2));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_pad2) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_pad2));
-       LASSERTF((int)offsetof(struct idx_info, ii_pad3) == 72, "found %lld\n",
-                (long long)(int)offsetof(struct idx_info, ii_pad3));
-       LASSERTF((int)sizeof(((struct idx_info *)0)->ii_pad3) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct idx_info *)0)->ii_pad3));
-       CLASSERT(IDX_INFO_MAGIC == 0x3D37CC37);
-
-       /* Checks for struct lu_idxpage */
-       LASSERTF((int)sizeof(struct lu_idxpage) == 16, "found %lld\n",
-                (long long)(int)sizeof(struct lu_idxpage));
-       LASSERTF((int)offsetof(struct lu_idxpage, lip_magic) == 0, "found %lld\n",
-                (long long)(int)offsetof(struct lu_idxpage, lip_magic));
-       LASSERTF((int)sizeof(((struct lu_idxpage *)0)->lip_magic) == 4, "found %lld\n",
-                (long long)(int)sizeof(((struct lu_idxpage *)0)->lip_magic));
-       LASSERTF((int)offsetof(struct lu_idxpage, lip_flags) == 4, "found %lld\n",
-                (long long)(int)offsetof(struct lu_idxpage, lip_flags));
-       LASSERTF((int)sizeof(((struct lu_idxpage *)0)->lip_flags) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct lu_idxpage *)0)->lip_flags));
-       LASSERTF((int)offsetof(struct lu_idxpage, lip_nr) == 6, "found %lld\n",
-                (long long)(int)offsetof(struct lu_idxpage, lip_nr));
-       LASSERTF((int)sizeof(((struct lu_idxpage *)0)->lip_nr) == 2, "found %lld\n",
-                (long long)(int)sizeof(((struct lu_idxpage *)0)->lip_nr));
-       LASSERTF((int)offsetof(struct lu_idxpage, lip_pad0) == 8, "found %lld\n",
-                (long long)(int)offsetof(struct lu_idxpage, lip_pad0));
-       LASSERTF((int)sizeof(((struct lu_idxpage *)0)->lip_pad0) == 8, "found %lld\n",
-                (long long)(int)sizeof(((struct lu_idxpage *)0)->lip_pad0));
-       CLASSERT(LIP_MAGIC == 0x8A6D6B6C);
-       LASSERTF(LIP_HDR_SIZE == 16, "found %lld\n",
-                (long long)LIP_HDR_SIZE);
-       LASSERTF(II_FL_NOHASH == 1, "found %lld\n",
-                (long long)II_FL_NOHASH);
-       LASSERTF(II_FL_VARKEY == 2, "found %lld\n",
-                (long long)II_FL_VARKEY);
-       LASSERTF(II_FL_VARREC == 4, "found %lld\n",
-                (long long)II_FL_VARREC);
-       LASSERTF(II_FL_NONUNQ == 8, "found %lld\n",
-                (long long)II_FL_NONUNQ);
-
        /* Checks for struct niobuf_remote */
        LASSERTF((int)sizeof(struct niobuf_remote) == 16, "found %lld\n",
                 (long long)(int)sizeof(struct niobuf_remote));