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authorAndreas Jaeger <aj@suse.de>2003-02-25 10:10:35 +0000
committerAndreas Jaeger <aj@suse.de>2003-02-25 10:10:35 +0000
commit13c0f77163fb9207bbfba50890fefc89c9eb7acb (patch)
tree2891ea1bf17c3ec3eaf4f788e41b5a600e6ede5c /manual/memory.texi
parent724fad20ce0906168323ba11bedb4bcbd62f3e9d (diff)
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* manual/memory.texi (Malloc Tunable Parameters): Clarify
behaviour of M_MMAP_THRESHOLD.
Diffstat (limited to 'manual/memory.texi')
-rw-r--r--manual/memory.texi3
1 files changed, 2 insertions, 1 deletions
diff --git a/manual/memory.texi b/manual/memory.texi
index 54277992940..10ae4dee100 100644
--- a/manual/memory.texi
+++ b/manual/memory.texi
@@ -697,7 +697,8 @@ heap size such that excessive amounts of system calls can be avoided.
All chunks larger than this value are allocated outside the normal
heap, using the @code{mmap} system call. This way it is guaranteed
that the memory for these chunks can be returned to the system on
-@code{free}.
+@code{free}. Note that requests smaller than this threshold might still
+be allocated via @code{mmap}.
@item M_MMAP_MAX
The maximum number of chunks to allocate with @code{mmap}. Setting this
to zero disables all use of @code{mmap}.