From ad4a1e15877aff3da889c0c433475d3173a677e4 Mon Sep 17 00:00:00 2001 From: "Suren A. Chilingaryan" Date: Sun, 17 Jul 2011 22:47:51 +0200 Subject: Support forceful clean-up of kernel memory --- NOTES | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'NOTES') diff --git a/NOTES b/NOTES index 3f1eadb..47b2d51 100644 --- a/NOTES +++ b/NOTES @@ -32,7 +32,8 @@ DMA Access Synchronization KMEM_FLAG_EXCLUSIVE - prevents multiple processes mmaping the buffer simultaneously. This is used to prevent multiple processes use the same - DMA engine at the same time. + DMA engine at the same time. When passed to kmem_free, allows to clean + buffers with lost clients even for shared buffers. KMEM_FLAG_REUSE - requires reuse of existing buffer. If reusable buffer is found (non-reusable buffers, i.e. allocated without KMEM_FLAG_REUSE are -- cgit v1.2.3