From: Alan Cox <alan@etchedpixels.co.uk>
Date: Thu, 6 Nov 2014 21:38:24 +0000 (+0000)
Subject: binman: minor cleaning/commenting
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=18a1adc6fd7945b1de9b6fbea003b198119ae604;p=FUZIX.git

binman: minor cleaning/commenting
---

diff --git a/Kernel/tools/binman.c b/Kernel/tools/binman.c
index 019df9b6..7e40d398 100644
--- a/Kernel/tools/binman.c
+++ b/Kernel/tools/binman.c
@@ -116,11 +116,16 @@ int main(int argc, char *argv[])
 		exit(1);
 	}
 
+	/* Our standard layout begins with the code */
 	start = s__CODE;
+
 	/* TODO: Support a proper discardable high discard in other mappings */
 
+	/* In an environment with a single process mapped we put the discard
+	   area into process space, so it will be below the kernel in most
+	   cases. In that case we start on the DISCARD segment if need be */
 	/* Low discard (pure swap model) */
-	if (s__DISCARD && s__DISCARD < s__CODE) {
+	if (s__DISCARD && s__DISCARD < start) {
 		start = s__DISCARD;
 		if (s__DISCARD + l__DISCARD > s__CODE) {
 			fprintf(stderr,