[git commit master 1/1] Add the help text for 'position independent executable' code build

Denys Vlasenko vda.linux at googlemail.com
Tue Feb 15 02:02:08 UTC 2011


commit: http://git.busybox.net/busybox/commit/?id=26b80e8fe36510c8ec97ae07d9e16e53de32a4af
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Gilles Espinasse <g.esp at free.fr>
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 Config.in |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/Config.in b/Config.in
index b491817..3361e73 100644
--- a/Config.in
+++ b/Config.in
@@ -466,7 +466,10 @@ config PIE
 	default n
 	depends on !STATIC
 	help
-	  (TODO: what is it and why/when is it useful?)
+	  Hardened code option. PIE binaries are loaded at a different
+	  address at each invocation. This has some overhead,
+	  particularly on x86-32 which is short on registers.
+
 	  Most people will leave this set to 'N'.
 
 config NOMMU
-- 
1.7.3.4



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