[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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 7fca5f470beb..4eba32b23b29 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -441,7 +441,7 @@ static int tpm_ascii_bios_measurements_open(struct inode *inode,
         return err;
 }
 
-struct file_operations tpm_ascii_bios_measurements_ops = {
+const struct file_operations tpm_ascii_bios_measurements_ops = {
         .open = tpm_ascii_bios_measurements_open,
         .read = seq_read,
         .llseek = seq_lseek,
@@ -474,7 +474,7 @@ static int tpm_binary_bios_measurements_open(struct inode *inode,
         return err;
 }
 
-struct file_operations tpm_binary_bios_measurements_ops = {
+const struct file_operations tpm_binary_bios_measurements_ops = {
         .open = tpm_binary_bios_measurements_open,
         .read = seq_read,
         .llseek = seq_lseek,