|
@@ -1810,7 +1810,7 @@ Example tasklet starts
|
|
|
Example tasklet init continues...
|
|
Example tasklet init continues...
|
|
|
Example tasklet ends
|
|
Example tasklet ends
|
|
|
\end{verbatim}
|
|
\end{verbatim}
|
|
|
-Although tasklet is easy to use, it comes with several defators, and developers are discussing about getting rid of tasklet in linux kernel.
|
|
|
|
|
|
|
+Although tasklet is easy to use, it comes with several drawbacks, and developers are discussing about getting rid of tasklet in linux kernel.
|
|
|
The tasklet callback runs in atomic context, inside a software interrupt, meaning that it cannot sleep or access user-space data, so not all work can be done in a tasklet handler.
|
|
The tasklet callback runs in atomic context, inside a software interrupt, meaning that it cannot sleep or access user-space data, so not all work can be done in a tasklet handler.
|
|
|
Also, the kernel only allows one instance of any given tasklet to be running at any given time; multiple different tasklet callbacks can run in parallel.
|
|
Also, the kernel only allows one instance of any given tasklet to be running at any given time; multiple different tasklet callbacks can run in parallel.
|
|
|
|
|
|
Jim Huang