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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 03:55:34 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 12:48:45 -0500
commit00977a59b951207d38380c75f03a36829950265c (patch)
tree26933feafebffca95df02c19df03f5e56aada47e /drivers/telephony
parentd54b1fdb1d9f82e375a299e22bd366aad52d4c34 (diff)
[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/telephony')
-rw-r--r--drivers/telephony/ixj.c2
-rw-r--r--drivers/telephony/phonedev.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/telephony/ixj.c b/drivers/telephony/ixj.c
index 58deaac5b373..71cb64e41a1b 100644
--- a/drivers/telephony/ixj.c
+++ b/drivers/telephony/ixj.c
@@ -6663,7 +6663,7 @@ static int ixj_fasync(int fd, struct file *file_p, int mode)
6663 return fasync_helper(fd, file_p, mode, &j->async_queue); 6663 return fasync_helper(fd, file_p, mode, &j->async_queue);
6664} 6664}
6665 6665
6666static struct file_operations ixj_fops = 6666static const struct file_operations ixj_fops =
6667{ 6667{
6668 .owner = THIS_MODULE, 6668 .owner = THIS_MODULE,
6669 .read = ixj_enhanced_read, 6669 .read = ixj_enhanced_read,
diff --git a/drivers/telephony/phonedev.c b/drivers/telephony/phonedev.c
index e41f49afd0f4..4d8c2a5b3297 100644
--- a/drivers/telephony/phonedev.c
+++ b/drivers/telephony/phonedev.c
@@ -127,7 +127,7 @@ void phone_unregister_device(struct phone_device *pfd)
127} 127}
128 128
129 129
130static struct file_operations phone_fops = 130static const struct file_operations phone_fops =
131{ 131{
132 .owner = THIS_MODULE, 132 .owner = THIS_MODULE,
133 .open = phone_open, 133 .open = phone_open,