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authorGilles Espinasse <g.esp@free.fr>2011-02-13 21:54:37 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2011-02-15 02:02:08 (GMT)
commit26b80e8fe36510c8ec97ae07d9e16e53de32a4af (patch)
treeb1261f90b6ad677a97cb6f5b6f8f6c80ee593044
parent5dad4aeedebf028b6682b344c335cd73e7eabb05 (diff)
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Add the help text for 'position independent executable' code build
Signed-off-by: Gilles Espinasse <g.esp@free.fr> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--Config.in5
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