From:   Scott Mayhew <smayhew@redhat.com>
To:     steved@redhat.com
Cc:     bfields@fieldses.org, jlayton@kernel.org, linux-nfs@vger.kernel.org
Subject: [nfs-utils PATCH RFC v3 4/8] nfsdcld: remove some unused functions
Date:   Tue, 26 Mar 2019 18:07:26 -0400
Message-Id: <20190326220730.3763-5-smayhew@redhat.com>
In-Reply-To: <20190326220730.3763-1-smayhew@redhat.com>
References: <20190326220730.3763-1-smayhew@redhat.com>
Sender: linux-nfs-owner@vger.kernel.org
Precedence: bulk

Get rid of sqlite_query_reclaiming() and sqlite_remove_unreclaimed(),
which are not used.

Signed-off-by: Scott Mayhew <smayhew@redhat.com>
---
 utils/nfsdcld/sqlite.c | 67 ------------------------------------------
 utils/nfsdcld/sqlite.h |  2 --
 2 files changed, 69 deletions(-)

diff --git a/utils/nfsdcld/sqlite.c b/utils/nfsdcld/sqlite.c
index 82140ea..6e4eb66 100644
--- a/utils/nfsdcld/sqlite.c
+++ b/utils/nfsdcld/sqlite.c
@@ -628,73 +628,6 @@ out_err:
 	return ret;
 }
 
-/*
- * remove any client records that were not reclaimed since grace_start.
- */
-int
-sqlite_remove_unreclaimed(time_t grace_start)
-{
-	int ret;
-	char *err = NULL;
-
-	ret = snprintf(buf, sizeof(buf), "DELETE FROM clients WHERE time < %ld",
-			grace_start);
-	if (ret < 0) {
-		return ret;
-	} else if ((size_t)ret >= sizeof(buf)) {
-		ret = -EINVAL;
-		return ret;
-	}
-
-	ret = sqlite3_exec(dbh, buf, NULL, NULL, &err);
-	if (ret != SQLITE_OK)
-		xlog(L_ERROR, "%s: delete failed: %s", __func__, err);
-
-	xlog(D_GENERAL, "%s: returning %d", __func__, ret);
-	sqlite3_free(err);
-	return ret;
-}
-
-/*
- * Are there any clients that are possibly still reclaiming? Return a positive
- * integer (usually number of clients) if so. If not, then return 0. On any
- * error, return non-zero.
- */
-int
-sqlite_query_reclaiming(const time_t grace_start)
-{
-	int ret;
-	sqlite3_stmt *stmt = NULL;
-
-	ret = sqlite3_prepare_v2(dbh, "SELECT count(*) FROM clients WHERE "
-				      "time < ? OR has_session != 1", -1, &stmt, NULL);
-	if (ret != SQLITE_OK) {
-		xlog(L_ERROR, "%s: unable to prepare select statement: %s",
-				__func__, sqlite3_errmsg(dbh));
-		return ret;
-	}
-
-	ret = sqlite3_bind_int64(stmt, 1, (sqlite3_int64)grace_start);
-	if (ret != SQLITE_OK) {
-		xlog(L_ERROR, "%s: bind int64 failed: %s",
-				__func__, sqlite3_errmsg(dbh));
-		return ret;
-	}
-
-	ret = sqlite3_step(stmt);
-	if (ret != SQLITE_ROW) {
-		xlog(L_ERROR, "%s: unexpected return code from select: %s",
-				__func__, sqlite3_errmsg(dbh));
-		return ret;
-	}
-
-	ret = sqlite3_column_int(stmt, 0);
-	sqlite3_finalize(stmt);
-	xlog(D_GENERAL, "%s: there are %d clients that have not completed "
-			"reclaim", __func__, ret);
-	return ret;
-}
-
 int
 sqlite_grace_start(void)
 {
diff --git a/utils/nfsdcld/sqlite.h b/utils/nfsdcld/sqlite.h
index 5c56f75..757e5cc 100644
--- a/utils/nfsdcld/sqlite.h
+++ b/utils/nfsdcld/sqlite.h
@@ -26,8 +26,6 @@ int sqlite_prepare_dbh(const char *topdir);
 int sqlite_insert_client(const unsigned char *clname, const size_t namelen);
 int sqlite_remove_client(const unsigned char *clname, const size_t namelen);
 int sqlite_check_client(const unsigned char *clname, const size_t namelen);
-int sqlite_remove_unreclaimed(const time_t grace_start);
-int sqlite_query_reclaiming(const time_t grace_start);
 int sqlite_grace_start(void);
 int sqlite_grace_done(void);
 int sqlite_iterate_recovery(int (*cb)(struct cld_client *clnt), struct cld_client *clnt);
-- 
2.17.2