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/oss/emu10k1 | |
| parent | da7071d7e32d15149cc513f096a3638097b66387 (diff) | |
[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/oss/emu10k1')
| -rw-r--r-- | sound/oss/emu10k1/audio.c | 2 | ||||
| -rw-r--r-- | sound/oss/emu10k1/midi.c | 2 | ||||
| -rw-r--r-- | sound/oss/emu10k1/mixer.c | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/sound/oss/emu10k1/audio.c b/sound/oss/emu10k1/audio.c index efcf589d708..e75ea21eb81 100644 --- a/sound/oss/emu10k1/audio.c +++ b/sound/oss/emu10k1/audio.c @@ -1582,7 +1582,7 @@ static void emu10k1_waveout_bh(unsigned long refdata) return; } -struct file_operations emu10k1_audio_fops = { +const struct file_operations emu10k1_audio_fops = { .owner = THIS_MODULE, .llseek = no_llseek, .read = emu10k1_audio_read, diff --git a/sound/oss/emu10k1/midi.c b/sound/oss/emu10k1/midi.c index cca3dad2bdf..df1e990449a 100644 --- a/sound/oss/emu10k1/midi.c +++ b/sound/oss/emu10k1/midi.c @@ -458,7 +458,7 @@ int emu10k1_midi_callback(unsigned long msg, unsigned long refdata, unsigned lon } /* MIDI file operations */ -struct file_operations emu10k1_midi_fops = { +const struct file_operations emu10k1_midi_fops = { .owner = THIS_MODULE, .read = emu10k1_midi_read, .write = emu10k1_midi_write, diff --git a/sound/oss/emu10k1/mixer.c b/sound/oss/emu10k1/mixer.c index 6419796c2ed..bc3805fb070 100644 --- a/sound/oss/emu10k1/mixer.c +++ b/sound/oss/emu10k1/mixer.c @@ -681,7 +681,7 @@ static int emu10k1_mixer_release(struct inode *inode, struct file *file) return 0; } -struct file_operations emu10k1_mixer_fops = { +const struct file_operations emu10k1_mixer_fops = { .owner = THIS_MODULE, .llseek = no_llseek, .ioctl = emu10k1_mixer_ioctl, |