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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
commitd54b1fdb1d9f82e375a299e22bd366aad52d4c34 (patch)
treef94768d59702dbbc0beb9a70d9be65dbc5e5108d /drivers/s390/block
parentfa027c2a0a0d6d1df6b29ee99048502c93da0dd4 (diff)
[PATCH] mark struct file_operations const 5
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/s390/block')
-rw-r--r--drivers/s390/block/dasd_eer.c2
-rw-r--r--drivers/s390/block/dasd_proc.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index 6cedc914077..4b8a95fba1e 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -650,7 +650,7 @@ static unsigned int dasd_eer_poll(struct file *filp, poll_table *ptable)
return mask;
}
-static struct file_operations dasd_eer_fops = {
+static const struct file_operations dasd_eer_fops = {
.open = &dasd_eer_open,
.release = &dasd_eer_close,
.read = &dasd_eer_read,
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 8b7e11815d7..8b3b0f4a157 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -147,7 +147,7 @@ static int dasd_devices_open(struct inode *inode, struct file *file)
return seq_open(file, &dasd_devices_seq_ops);
}
-static struct file_operations dasd_devices_file_ops = {
+static const struct file_operations dasd_devices_file_ops = {
.open = dasd_devices_open,
.read = seq_read,
.llseek = seq_lseek,