diff options
| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 00:55:32 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:45 -0800 |
| commit | 2b8693c0617e972fc0b2fd1ebf8de97e15b656c3 (patch) | |
| tree | 3eb7dfbc8d5e4031e4992bdd566e211f5ada71f3 /drivers/char/viotape.c | |
| parent | 5dfe4c964a0dd7bb3a1d64a4166835a153146207 (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/char/viotape.c')
| -rw-r--r-- | drivers/char/viotape.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c index 9438512b17f1..13faf8d17482 100644 --- a/drivers/char/viotape.c +++ b/drivers/char/viotape.c @@ -872,7 +872,7 @@ free_op: return ret; } -struct file_operations viotap_fops = { +const struct file_operations viotap_fops = { owner: THIS_MODULE, read: viotap_read, write: viotap_write, |