Clarify and correct the return value of get_cpu()
and introduce better wording.
Signed-off-by: Michael Witten <mfwitten@xxxxxxxxx>
---
Documentation/DocBook/kernel-hacking.tmpl | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/Documentation/DocBook/kernel-hacking.tmpl b/Documentation/DocBook/kernel-hacking.tmpl
index 92632f3..511f2f3 100644
--- a/Documentation/DocBook/kernel-hacking.tmpl
+++ b/Documentation/DocBook/kernel-hacking.tmpl
@@ -815,9 +815,9 @@
<para>
<function>get_cpu()</function> disables preemption (so you won't
- suddenly get moved to another CPU) and returns the current
- processor number, between 0 and <symbol>NR_CPUS</symbol>. Note
- that the CPU numbers are not necessarily continuous. You return
+ suddenly get moved to another CPU) and returns as the current
+ CPU id a number on the half-open interval [0,<symbol>NR_CPUS</symbol>);
+ subsequently returned CPU ids are not necessarily contiguous. You return
it again with <function>put_cpu()</function> when you are done.
</para>
<para>
--
1.7.0.94.gf7311
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