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authorSzabolcs Nagy <szabolcs.nagy@arm.com>2022-10-06 12:00:39 +0100
committerSzabolcs Nagy <szabolcs.nagy@arm.com>2022-11-22 14:31:25 +0000
commitde51f7328e62d59f20d7286899a99b35f746dfda (patch)
tree10edd02c138c11819e7907193d073c6b5359d971 /manual
parentbd8fac4e2846e0621f87c675d7c609385a4d932d (diff)
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cheri: malloc: add tunable to turn narrowing off
Diffstat (limited to 'manual')
-rw-r--r--manual/tunables.texi6
1 files changed, 6 insertions, 0 deletions
diff --git a/manual/tunables.texi b/manual/tunables.texi
index 83cdcdac6d..ffe0202627 100644
--- a/manual/tunables.texi
+++ b/manual/tunables.texi
@@ -612,3 +612,9 @@ support in the kernel if this tunable has any non-zero value.
 
 The default value is @samp{0}, which disables all memory tagging.
 @end deftp
+
+@deftp Tunable glibc.mem.cap_narrowing
+On CHERI architecture use capability bounds narrowing in the malloc
+implementation. By default it is set to 1, to disable bounds narrowing
+set it to 0.
+@end deftp