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[Qemu-block] [PATCH 4/4] docs: Specify that cache-clean-interval is only


From: Alberto Garcia
Subject: [Qemu-block] [PATCH 4/4] docs: Specify that cache-clean-interval is only supported in Linux
Date: Fri, 25 Nov 2016 13:27:46 +0200

Make it clear that having Linux is a hard requirement for this
feature.

Signed-off-by: Alberto Garcia <address@hidden>
---
 docs/qcow2-cache.txt | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/qcow2-cache.txt b/docs/qcow2-cache.txt
index 5bb0607..1fdd6f9 100644
--- a/docs/qcow2-cache.txt
+++ b/docs/qcow2-cache.txt
@@ -160,5 +160,6 @@ If unset, the default value for this parameter is 0 and it 
disables
 this feature.
 
 Note that this functionality currently relies on the MADV_DONTNEED
-argument for madvise() to actually free the memory, so it is not
-useful in systems that don't follow that behavior.
+argument for madvise() to actually free the memory. This is a
+Linux-specific feature, so cache-clean-interval is not supported in
+other systems.
-- 
2.10.2




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