From: Ben Gras <ben@minix3.org>
Date: Fri, 20 May 2005 12:30:37 +0000 (+0000)
Subject: Added note to indicate how touchy MAX_BLOCK_SIZE is at the moment.
X-Git-Tag: v3.1.0~826
X-Git-Url: http://zhaoyanbai.com/repos/tz-link.htm?a=commitdiff_plain;h=e5a694b126e9b64feba2faf22a8eb29c5e44dd8f;p=minix.git

Added note to indicate how touchy MAX_BLOCK_SIZE is at the moment.
---

diff --git a/include/dirent.h b/include/dirent.h
index 304eed8dc..fce36a13d 100755
--- a/include/dirent.h
+++ b/include/dirent.h
@@ -41,6 +41,12 @@ struct _v7_direct {
  * the superblock (at 1024 bytes) overlaps with other filesystem data.
  */
 #define MIN_BLOCK_SIZE		 1024
+
+/* The below is allocated in some parts of the system as the largest
+ * a filesystem block can be. For instance, the boot monitor allocates
+ * 3 of these blocks and has to fit within 64kB, so this can't be
+ * increased without taking that into account.
+ */
 #define MAX_BLOCK_SIZE		 8192
 
 /* This is the block size for the fixed versions of the filesystem (V1/V2) */