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| author | Arjan van de Ven <arjan@linux.intel.com> | 2007-02-12 00:55:34 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:45 -0800 |
| commit | d54b1fdb1d9f82e375a299e22bd366aad52d4c34 (patch) | |
| tree | f94768d59702dbbc0beb9a70d9be65dbc5e5108d /drivers/s390/char/tape_char.c | |
| parent | fa027c2a0a0d6d1df6b29ee99048502c93da0dd4 (diff) | |
| download | op-kernel-dev-d54b1fdb1d9f82e375a299e22bd366aad52d4c34.zip op-kernel-dev-d54b1fdb1d9f82e375a299e22bd366aad52d4c34.tar.gz | |
[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/char/tape_char.c')
| -rw-r--r-- | drivers/s390/char/tape_char.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index 9faea04..b830a8c 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -39,7 +39,7 @@ static int tapechar_ioctl(struct inode *, struct file *, unsigned int, static long tapechar_compat_ioctl(struct file *, unsigned int, unsigned long); -static struct file_operations tape_fops = +static const struct file_operations tape_fops = { .owner = THIS_MODULE, .read = tapechar_read, |
