From 1e3e9a0a326d402ea552d73e6d3ff15eb228f884 Mon Sep 17 00:00:00 2001 From: compudj Date: Wed, 1 Mar 2006 19:55:38 +0000 Subject: [PATCH] synthetic tsc update git-svn-id: http://ltt.polymtl.ca/svn@1568 04897980-b3bd-0310-b5e0-8ef037075253 --- ltt/branches/poly/doc/developer/lttng-synthetic-tsc-msb.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/ltt/branches/poly/doc/developer/lttng-synthetic-tsc-msb.txt b/ltt/branches/poly/doc/developer/lttng-synthetic-tsc-msb.txt index f59d7c73..ffac4289 100644 --- a/ltt/branches/poly/doc/developer/lttng-synthetic-tsc-msb.txt +++ b/ltt/branches/poly/doc/developer/lttng-synthetic-tsc-msb.txt @@ -48,4 +48,5 @@ An array of two 64 bits elements. Elements are updated in two memory writes, but the element switch (current element) is made atomically. As there is only one writer, this has no locking problem. - +We make sure the synthetic tcs reader does not sleep by disabling preemption. We +do the same for the writer. -- 2.34.1