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authorAnand V. Avati <avati@amp.gluster.com>2009-04-11 02:33:49 +0530
committerAnand V. Avati <avati@amp.gluster.com>2009-04-12 11:33:47 +0530
commit0e9cda6d77a63723014bb2c040d8215fd7180a10 (patch)
tree2e4b8bc0e4f7244a4bbd90a44673a1dd3df46d62 /xlators/storage/bdb
parent6e641226df9a90a4d88c859d4bc1c27fdacc2037 (diff)
update storage/bdb with new readv writev prototypes
Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
Diffstat (limited to 'xlators/storage/bdb')
-rw-r--r--xlators/storage/bdb/src/bdb.c97
1 files changed, 26 insertions, 71 deletions
diff --git a/xlators/storage/bdb/src/bdb.c b/xlators/storage/bdb/src/bdb.c
index 85f08ea9a2e..e80a6cde0f9 100644
--- a/xlators/storage/bdb/src/bdb.c
+++ b/xlators/storage/bdb/src/bdb.c
@@ -142,8 +142,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
-
STACK_UNWIND (frame, op_ret, op_errno, loc->inode, &stbuf);
return 0;
}
@@ -223,7 +221,6 @@ bdb_rename (call_frame_t *frame,
loc_t *oldloc,
loc_t *newloc)
{
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, -1, EXDEV, NULL);
return 0;
}
@@ -234,7 +231,6 @@ bdb_link (call_frame_t *frame,
loc_t *oldloc,
loc_t *newloc)
{
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, -1, EXDEV, NULL, NULL);
return 0;
}
@@ -360,7 +356,6 @@ bdb_create (call_frame_t *frame,
op_ret = 0;
op_errno = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, fd, loc->inode, &stbuf);
return 0;
@@ -432,7 +427,6 @@ bdb_open (call_frame_t *frame,
BDB_FCTX_SET (fd, this, bfd);
op_ret = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, fd);
return 0;
@@ -450,10 +444,10 @@ bdb_readv (call_frame_t *frame,
struct iovec vec = {0,};
struct stat stbuf = {0,};
struct bdb_fd *bfd = NULL;
- dict_t *reply_dict = NULL;
- char *buf = NULL;
char *db_path = NULL;
int32_t read_size = 0;
+ struct iobref *iobref = NULL;
+ struct iobuf *iobuf = NULL;
GF_VALIDATE_OR_GOTO ("bdb", frame, out);
GF_VALIDATE_OR_GOTO ("bdb", this, out);
@@ -481,8 +475,17 @@ bdb_readv (call_frame_t *frame,
goto out;
}
+ iobuf = iobuf_get (this->ctx->iobuf_pool);
+ if (!iobuf) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "out of memory :(");
+ op_ret = -1;
+ op_errno = ENOMEM;
+ goto out;
+ }
+
/* we are ready to go */
- op_ret = bdb_db_fread (bfd, &buf, size, offset);
+ op_ret = bdb_db_fread (bfd, (char **)&iobuf->ptr, size, offset);
read_size = op_ret;
if (op_ret == -1) {
gf_log (this->name, GF_LOG_DEBUG,
@@ -496,12 +499,10 @@ bdb_readv (call_frame_t *frame,
goto out;
}
- reply_dict = dict_new ();
- if (reply_dict == NULL) {
- gf_log (this->name, GF_LOG_DEBUG,
- "READV %"PRId64" - %"PRId32",%"PRId64": EBADFD"
- "(failed to allocate memory for reply dictionary)",
- fd->inode->ino, size, offset);
+ iobref = iobref_new ();
+ if (iobref == NULL) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "out of memory :(");
op_ret = -1;
op_errno = ENOMEM;
goto out;
@@ -512,15 +513,9 @@ bdb_readv (call_frame_t *frame,
read_size = size;
}
- op_ret = dict_set_dynptr (reply_dict, NULL, buf, op_ret);
- if (op_ret < 0) {
- op_ret = -1;
- op_errno = EINVAL;
- free (buf);
- goto out;
- }
+ iobref_add (iobref, iobuf);
- vec.iov_base = buf;
+ vec.iov_base = iobuf->ptr;
vec.iov_len = read_size;
stbuf.st_ino = fd->inode->ino;
@@ -528,10 +523,13 @@ bdb_readv (call_frame_t *frame,
stbuf.st_blocks = BDB_COUNT_BLOCKS (stbuf.st_size, stbuf.st_blksize);
op_ret = size;
out:
- STACK_UNWIND (frame, op_ret, op_errno, &vec, 1, &stbuf);
+ STACK_UNWIND (frame, op_ret, op_errno, &vec, 1, &stbuf, iobuf);
- if (reply_dict)
- dict_unref (reply_dict);
+ if (iobref)
+ iobref_unref (iobref);
+
+ if (iobuf)
+ iobuf_unref (iobuf);
return 0;
}
@@ -543,7 +541,8 @@ bdb_writev (call_frame_t *frame,
fd_t *fd,
struct iovec *vector,
int32_t count,
- off_t offset)
+ off_t offset,
+ struct iobref *iobref)
{
int32_t op_ret = -1;
int32_t op_errno = EINVAL;
@@ -626,7 +625,6 @@ bdb_writev (call_frame_t *frame,
op_errno = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
}
@@ -660,7 +658,6 @@ bdb_flush (call_frame_t *frame,
op_errno = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
}
@@ -704,7 +701,6 @@ bdb_fsync (call_frame_t *frame,
fd_t *fd,
int32_t datasync)
{
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, 0, 0);
return 0;
}/* bdb_fsync */
@@ -728,7 +724,6 @@ bdb_lk (call_frame_t *frame,
fd->inode->ino);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, -1, ENOTSUP, &nullock);
return 0;
}/* bdb_lk */
@@ -975,7 +970,6 @@ out:
if (xattr)
dict_ref (xattr);
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, loc->inode, &stbuf, xattr);
if (xattr)
@@ -1054,7 +1048,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
@@ -1146,7 +1139,6 @@ bdb_opendir (call_frame_t *frame,
BDB_FCTX_SET (fd, this, bfd);
op_ret = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, fd);
return 0;
err:
@@ -1428,8 +1420,6 @@ dir_read:
op_errno = 0;
out:
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_DEBUG,
"GETDENTS %"PRId64" - %"PRId32" (%"PRId32")/%"PRId32","
"%"PRId64":"
@@ -1530,7 +1520,6 @@ bdb_readlink (call_frame_t *frame,
loc->ino, loc->path, strerror (op_errno));
}
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, dest);
return 0;
@@ -1619,7 +1608,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, loc->inode, &stbuf);
return 0;
@@ -1675,7 +1663,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
@@ -1788,7 +1775,6 @@ bdb_rmdir (call_frame_t *frame,
}
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
@@ -1867,7 +1853,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, loc->inode, &stbuf);
return 0;
@@ -1908,7 +1893,6 @@ bdb_chmod (call_frame_t *frame,
op_errno = errno;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
@@ -1950,7 +1934,6 @@ bdb_chown (call_frame_t *frame,
op_ret = lchown (real_path, uid, gid);
op_errno = errno;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
@@ -2025,7 +2008,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
@@ -2093,7 +2075,6 @@ bdb_utimens (call_frame_t *frame,
stbuf.st_ino = loc->inode->ino;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
@@ -2119,7 +2100,6 @@ bdb_statfs (call_frame_t *frame,
op_ret = statvfs (real_path, &buf);
op_errno = errno;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &buf);
return 0;
}/* bdb_statfs */
@@ -2253,8 +2233,6 @@ bdb_setxattr (call_frame_t *frame,
trav = trav->next;
}/* while(trav) */
out:
- frame->root->rsp_refs = NULL;
-
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
}/* bdb_setxattr */
@@ -2510,7 +2488,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
}/* bdb_removexattr */
@@ -2530,8 +2507,6 @@ bdb_fsyncdir (call_frame_t *frame,
GF_VALIDATE_OR_GOTO ("bdb", this, out);
GF_VALIDATE_OR_GOTO (this->name, fd, out);
- frame->root->rsp_refs = NULL;
-
BDB_FCTX_GET (fd, this, &bfd);
if (bfd == NULL) {
gf_log (this->name, GF_LOG_DEBUG,
@@ -2569,7 +2544,6 @@ bdb_access (call_frame_t *frame,
op_errno = errno;
/* TODO: implement for db entries */
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
return 0;
}/* bdb_access */
@@ -2590,7 +2564,6 @@ bdb_ftruncate (call_frame_t *frame,
GF_VALIDATE_OR_GOTO (this->name, fd, out);
/* TODO: impelement */
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &buf);
return 0;
@@ -2635,7 +2608,6 @@ bdb_fchmod (call_frame_t *frame,
/* TODO: impelement */
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, &buf);
return 0;
@@ -2662,8 +2634,6 @@ bdb_setdents (call_frame_t *frame,
GF_VALIDATE_OR_GOTO (this->name, fd, out);
GF_VALIDATE_OR_GOTO (this->name, entries, out);
- frame->root->rsp_refs = NULL;
-
BDB_FCTX_GET (fd, this, &bfd);
if (bfd == NULL) {
gf_log (this->name, GF_LOG_DEBUG,
@@ -2765,7 +2735,6 @@ bdb_setdents (call_frame_t *frame,
} /* while(trav) */
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno);
FREE (entry_path);
@@ -2817,8 +2786,6 @@ bdb_fstat (call_frame_t *frame,
stbuf.st_blocks = BDB_COUNT_BLOCKS (stbuf.st_size, stbuf.st_blksize);
out:
- frame->root->rsp_refs = NULL;
-
STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
return 0;
}
@@ -3015,8 +2982,6 @@ dir_read:
op_errno = 0;
out:
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_DEBUG,
"READDIR %"PRId64" - %"PRId32" (%"PRId32")/%"PRId32",%"PRId64":"
"(failed to read the next entry from database)",
@@ -3101,7 +3066,6 @@ bdb_stats (call_frame_t *frame,
private->interval_write = 0;
out:
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, stats);
return 0;
}
@@ -3111,8 +3075,6 @@ int32_t
bdb_inodelk (call_frame_t *frame, xlator_t *this,
const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
{
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_ERROR,
"glusterfs internal locking request. please load "
"'features/locks' translator to enable glusterfs "
@@ -3127,8 +3089,6 @@ int32_t
bdb_finodelk (call_frame_t *frame, xlator_t *this,
const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
{
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_ERROR,
"glusterfs internal locking request. please load "
"'features/locks' translator to enable glusterfs "
@@ -3144,8 +3104,6 @@ bdb_entrylk (call_frame_t *frame, xlator_t *this,
const char *volume, loc_t *loc, const char *basename,
entrylk_cmd cmd, entrylk_type type)
{
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_ERROR,
"glusterfs internal locking request. please load "
"'features/locks' translator to enable glusterfs "
@@ -3161,8 +3119,6 @@ bdb_fentrylk (call_frame_t *frame, xlator_t *this,
const char *volume, fd_t *fd, const char *basename,
entrylk_cmd cmd, entrylk_type type)
{
- frame->root->rsp_refs = NULL;
-
gf_log (this->name, GF_LOG_ERROR,
"glusterfs internal locking request. please load "
"'features/locks' translator to enable glusterfs "
@@ -3278,7 +3234,6 @@ out:
bctx_unref (bctx);
}
- frame->root->rsp_refs = NULL;
STACK_UNWIND (frame, op_ret, op_errno, file_checksum, dir_checksum);
return 0;