Avoid unnecessary calls to sqlite3BtreeEnterAll() and sqlite3BtreeLeaveAll()
when no btree is using shared-cache.
FossilOrigin-Name: cfb3158204628eb2fd170090a7f212df0e4ce6c9
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index d78d207..6a01029 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -1296,6 +1296,7 @@
u8 vtabOnConflict; /* Value to return for s3_vtab_on_conflict() */
u8 isTransactionSavepoint; /* True if the outermost savepoint is a TS */
u8 mTrace; /* zero or more SQLITE_TRACE flags */
+ u8 skipBtreeMutex; /* True if no shared-cache backends */
int nextPagesize; /* Pagesize after VACUUM if >0 */
u32 magic; /* Magic number for detect library misuse */
int nChange; /* Value returned by sqlite3_changes() */