diff options
author | Takashi Iwai <tiwai@suse.de> | 2005-10-10 11:56:31 +0200 |
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committer | Jaroslav Kysela <perex@suse.cz> | 2005-11-04 13:18:00 +0100 |
commit | b1d5776d865951c213a1caaab5d8bf5de7615dbd (patch) | |
tree | f999dca30f6e2d03a9176b86c613ae8f4531a6d6 /Documentation/sound/alsa/DocBook | |
parent | [ALSA] Make snd_task_name() module local (diff) | |
download | linux-b1d5776d865951c213a1caaab5d8bf5de7615dbd.tar.xz linux-b1d5776d865951c213a1caaab5d8bf5de7615dbd.zip |
[ALSA] Remove vmalloc wrapper, kfree_nocheck()
- Remove vmalloc wrapper
- Add release_and_free_resource() to remove kfree_nocheck() from each driver
and simplify the code
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound/alsa/DocBook')
-rw-r--r-- | Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl index ab3dfe074fb1..05ae29ac898c 100644 --- a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl +++ b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl @@ -1433,25 +1433,10 @@ <informalexample> <programlisting> <![CDATA[ - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); ]]> </programlisting> </informalexample> - - As you can see, the resource pointer is also to be freed - via <function>kfree_nocheck()</function> after - <function>release_resource()</function> is called. You - cannot use <function>kfree()</function> here, because on ALSA, - <function>kfree()</function> may be a wrapper to its own - allocator with the memory debugging. Since the resource pointer - is allocated externally outside the ALSA, it must be released - via the native - <function>kfree()</function>. - <function>kfree_nocheck()</function> is used for that; it calls - the native <function>kfree()</function> without wrapper. </para> <para> |