From 4de2dcebb5c34bc6798192e756a2e17838ff75d9 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Sun, 11 Jul 2021 02:44:19 +0300
Subject: [PATCH] mdbx:  increase the `MDBX_READERS_LIMIT` to `32767`.

Fixes https://github.com/erthink/libmdbx/issues/219.
---
 src/internals.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/internals.h b/src/internals.h
index a4e50667..ff11592f 100644
--- a/src/internals.h
+++ b/src/internals.h
@@ -818,15 +818,13 @@ typedef struct MDBX_lockinfo {
 
 #if MDBX_WORDBITS >= 64
 #define MAX_MAPSIZE MAX_MAPSIZE64
-#define MDBX_READERS_LIMIT                                                     \
-  ((MAX_PAGESIZE - sizeof(MDBX_lockinfo)) / sizeof(MDBX_reader))
 #define MDBX_PGL_LIMIT ((size_t)MAX_PAGENO)
 #else
-#define MDBX_READERS_LIMIT 1024
 #define MAX_MAPSIZE MAX_MAPSIZE32
 #define MDBX_PGL_LIMIT (MAX_MAPSIZE32 / MIN_PAGESIZE)
 #endif /* MDBX_WORDBITS */
 
+#define MDBX_READERS_LIMIT 32767
 #define MDBX_RADIXSORT_THRESHOLD 333
 
 /*----------------------------------------------------------------------------*/