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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:32 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:45 -0800
commit2b8693c0617e972fc0b2fd1ebf8de97e15b656c3 (patch)
tree3eb7dfbc8d5e4031e4992bdd566e211f5ada71f3 /drivers/isdn/hardware
parent5dfe4c964a0dd7bb3a1d64a4166835a153146207 (diff)
[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/isdn/hardware')
-rw-r--r--drivers/isdn/hardware/eicon/divamnt.c2
-rw-r--r--drivers/isdn/hardware/eicon/divasi.c2
-rw-r--r--drivers/isdn/hardware/eicon/divasmain.c2
-rw-r--r--drivers/isdn/hardware/eicon/divasproc.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/drivers/isdn/hardware/eicon/divamnt.c b/drivers/isdn/hardware/eicon/divamnt.c
index 77155d9f399..6b2940ed077 100644
--- a/drivers/isdn/hardware/eicon/divamnt.c
+++ b/drivers/isdn/hardware/eicon/divamnt.c
@@ -164,7 +164,7 @@ static ssize_t divas_maint_read(struct file *file, char __user *buf,
return (maint_read_write(buf, (int) count));
}
-static struct file_operations divas_maint_fops = {
+static const struct file_operations divas_maint_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = divas_maint_read,
diff --git a/drivers/isdn/hardware/eicon/divasi.c b/drivers/isdn/hardware/eicon/divasi.c
index fff0d89c806..556b19615bc 100644
--- a/drivers/isdn/hardware/eicon/divasi.c
+++ b/drivers/isdn/hardware/eicon/divasi.c
@@ -131,7 +131,7 @@ static void remove_um_idi_proc(void)
}
}
-static struct file_operations divas_idi_fops = {
+static const struct file_operations divas_idi_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = um_idi_read,
diff --git a/drivers/isdn/hardware/eicon/divasmain.c b/drivers/isdn/hardware/eicon/divasmain.c
index 91fc92c01af..b365e44072c 100644
--- a/drivers/isdn/hardware/eicon/divasmain.c
+++ b/drivers/isdn/hardware/eicon/divasmain.c
@@ -663,7 +663,7 @@ static unsigned int divas_poll(struct file *file, poll_table * wait)
return (POLLIN | POLLRDNORM);
}
-static struct file_operations divas_fops = {
+static const struct file_operations divas_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = divas_read,
diff --git a/drivers/isdn/hardware/eicon/divasproc.c b/drivers/isdn/hardware/eicon/divasproc.c
index 6a4373a4f1e..0632a260699 100644
--- a/drivers/isdn/hardware/eicon/divasproc.c
+++ b/drivers/isdn/hardware/eicon/divasproc.c
@@ -113,7 +113,7 @@ static int divas_close(struct inode *inode, struct file *file)
return (0);
}
-static struct file_operations divas_fops = {
+static const struct file_operations divas_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.read = divas_read,