diff options
| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 00:55:37 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:46 -0800 |
| commit | 9c2e08c592cd357a8330c34def1e8ecfdcf53275 (patch) | |
| tree | 62e7449e43bb502f2e9630ab41832ceccd9a0f65 /sound/core/oss | |
| parent | da7071d7e32d15149cc513f096a3638097b66387 (diff) | |
| download | op-kernel-dev-9c2e08c592cd357a8330c34def1e8ecfdcf53275.zip op-kernel-dev-9c2e08c592cd357a8330c34def1e8ecfdcf53275.tar.gz | |
[PATCH] mark struct file_operations const 9
Many struct file_operations in the kernel can be "const". Marking them const
moves these to the .rodata section, which avoids false sharing with potential
dirty data. In addition it'll catch accidental writes at compile time to
these shared resources.
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'sound/core/oss')
| -rw-r--r-- | sound/core/oss/mixer_oss.c | 2 | ||||
| -rw-r--r-- | sound/core/oss/pcm_oss.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index 3391f2a9..74a2923 100644 --- a/sound/core/oss/mixer_oss.c +++ b/sound/core/oss/mixer_oss.c @@ -390,7 +390,7 @@ int snd_mixer_oss_ioctl_card(struct snd_card *card, unsigned int cmd, unsigned l * REGISTRATION PART */ -static struct file_operations snd_mixer_oss_f_ops = +static const struct file_operations snd_mixer_oss_f_ops = { .owner = THIS_MODULE, .open = snd_mixer_oss_open, diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index 786a82e..c4744bb 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -2889,7 +2889,7 @@ static void snd_pcm_oss_proc_done(struct snd_pcm *pcm) * ENTRY functions */ -static struct file_operations snd_pcm_oss_f_reg = +static const struct file_operations snd_pcm_oss_f_reg = { .owner = THIS_MODULE, .read = snd_pcm_oss_read, |
