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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:37 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commit9c2e08c592cd357a8330c34def1e8ecfdcf53275 (patch)
tree62e7449e43bb502f2e9630ab41832ceccd9a0f65 /sound/core/sound.c
parentda7071d7e32d15149cc513f096a3638097b66387 (diff)
downloadop-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/sound.c')
-rw-r--r--sound/core/sound.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/core/sound.c b/sound/core/sound.c
index 4084de0..70600df 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -168,7 +168,7 @@ static int snd_open(struct inode *inode, struct file *file)
return err;
}
-static struct file_operations snd_fops =
+static const struct file_operations snd_fops =
{
.owner = THIS_MODULE,
.open = snd_open
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