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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:34 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:45 -0800
commit00977a59b951207d38380c75f03a36829950265c (patch)
tree26933feafebffca95df02c19df03f5e56aada47e /drivers/video
parentd54b1fdb1d9f82e375a299e22bd366aad52d4c34 (diff)
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[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/video')
-rw-r--r--drivers/video/mbx/mbxdebugfs.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/video/mbx/mbxdebugfs.c b/drivers/video/mbx/mbxdebugfs.c
index 472a3ca3d92..15b8b3c4330 100644
--- a/drivers/video/mbx/mbxdebugfs.c
+++ b/drivers/video/mbx/mbxdebugfs.c
@@ -170,37 +170,37 @@ static ssize_t misc_read_file(struct file *file, char __user *userbuf,
}
-static struct file_operations sysconf_fops = {
+static const struct file_operations sysconf_fops = {
.read = sysconf_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
-static struct file_operations clock_fops = {
+static const struct file_operations clock_fops = {
.read = clock_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
-static struct file_operations display_fops = {
+static const struct file_operations display_fops = {
.read = display_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
-static struct file_operations gsctl_fops = {
+static const struct file_operations gsctl_fops = {
.read = gsctl_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
-static struct file_operations sdram_fops = {
+static const struct file_operations sdram_fops = {
.read = sdram_read_file,
.write = write_file_dummy,
.open = open_file_generic,
};
-static struct file_operations misc_fops = {
+static const struct file_operations misc_fops = {
.read = misc_read_file,
.write = write_file_dummy,
.open = open_file_generic,