diff options
| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 09:55:33 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 18:48:45 +0100 |
| commit | fa027c2a0a0d6d1df6b29ee99048502c93da0dd4 (patch) | |
| tree | 64a6b20c6c6e19a731882f830bd70ca5c8d99943 /drivers/media/video/bw-qcam.c | |
| parent | [PATCH] mark struct file_operations const 3 (diff) | |
| download | linux-fa027c2a0a0d6d1df6b29ee99048502c93da0dd4.tar.xz linux-fa027c2a0a0d6d1df6b29ee99048502c93da0dd4.zip | |
[PATCH] mark struct file_operations const 4
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.
[akpm@sdl.org: dvb fix]
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 'drivers/media/video/bw-qcam.c')
| -rw-r--r-- | drivers/media/video/bw-qcam.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/bw-qcam.c b/drivers/media/video/bw-qcam.c index 7d0b6e59c6e2..7d47cbe6ad25 100644 --- a/drivers/media/video/bw-qcam.c +++ b/drivers/media/video/bw-qcam.c @@ -871,7 +871,7 @@ static ssize_t qcam_read(struct file *file, char __user *buf, return len; } -static struct file_operations qcam_fops = { +static const struct file_operations qcam_fops = { .owner = THIS_MODULE, .open = video_exclusive_open, .release = video_exclusive_release, |