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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 11:55:34 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 20:48:45 +0300
commit00977a59b951207d38380c75f03a36829950265c (patch)
tree26933feafebffca95df02c19df03f5e56aada47e /drivers/sbus/char/uctrl.c
parentd54b1fdb1d9f82e375a299e22bd366aad52d4c34 (diff)
downloadlinux-00977a59b951207d38380c75f03a36829950265c.tar.xz
[PATCH] mark struct file_operations const 6
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 'drivers/sbus/char/uctrl.c')
-rw-r--r--drivers/sbus/char/uctrl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c
index b30372f17f1c..4d1a505e9e74 100644
--- a/drivers/sbus/char/uctrl.c
+++ b/drivers/sbus/char/uctrl.c
@@ -224,7 +224,7 @@ static irqreturn_t uctrl_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static struct file_operations uctrl_fops = {
+static const struct file_operations uctrl_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.ioctl = uctrl_ioctl,