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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 11:55:32 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 20:48:45 +0300
commit2b8693c0617e972fc0b2fd1ebf8de97e15b656c3 (patch)
tree3eb7dfbc8d5e4031e4992bdd566e211f5ada71f3 /drivers/i2c
parent5dfe4c964a0dd7bb3a1d64a4166835a153146207 (diff)
downloadlinux-2b8693c0617e972fc0b2fd1ebf8de97e15b656c3.tar.xz
[PATCH] mark struct file_operations const 3
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/i2c')
-rw-r--r--drivers/i2c/chips/tps65010.c2
-rw-r--r--drivers/i2c/i2c-dev.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c
index 4ee56def61f2..214fbb1423c5 100644
--- a/drivers/i2c/chips/tps65010.c
+++ b/drivers/i2c/chips/tps65010.c
@@ -308,7 +308,7 @@ static int dbg_tps_open(struct inode *inode, struct file *file)
return single_open(file, dbg_show, inode->i_private);
}
-static struct file_operations debug_fops = {
+static const struct file_operations debug_fops = {
.open = dbg_tps_open,
.read = seq_read,
.llseek = seq_lseek,
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index ac5bd2a7ca99..cb4fa9bef8cd 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -392,7 +392,7 @@ static int i2cdev_release(struct inode *inode, struct file *file)
return 0;
}
-static struct file_operations i2cdev_fops = {
+static const struct file_operations i2cdev_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = i2cdev_read,