diff options
| 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/parisc | |
| 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/parisc')
| -rw-r--r-- | drivers/parisc/ccio-dma.c | 4 | ||||
| -rw-r--r-- | drivers/parisc/eisa_eeprom.c | 2 | ||||
| -rw-r--r-- | drivers/parisc/sba_iommu.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index fe3f5f5..894fdb9d 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -1091,7 +1091,7 @@ static int ccio_proc_info_open(struct inode *inode, struct file *file) return single_open(file, &ccio_proc_info, NULL); } -static struct file_operations ccio_proc_info_fops = { +static const struct file_operations ccio_proc_info_fops = { .owner = THIS_MODULE, .open = ccio_proc_info_open, .read = seq_read, @@ -1127,7 +1127,7 @@ static int ccio_proc_bitmap_open(struct inode *inode, struct file *file) return single_open(file, &ccio_proc_bitmap_info, NULL); } -static struct file_operations ccio_proc_bitmap_fops = { +static const struct file_operations ccio_proc_bitmap_fops = { .owner = THIS_MODULE, .open = ccio_proc_bitmap_open, .read = seq_read, diff --git a/drivers/parisc/eisa_eeprom.c b/drivers/parisc/eisa_eeprom.c index e13aafa..86e9c84 100644 --- a/drivers/parisc/eisa_eeprom.c +++ b/drivers/parisc/eisa_eeprom.c @@ -97,7 +97,7 @@ static int eisa_eeprom_release(struct inode *inode, struct file *file) /* * The various file operations we support. */ -static struct file_operations eisa_eeprom_fops = { +static const struct file_operations eisa_eeprom_fops = { .owner = THIS_MODULE, .llseek = eisa_eeprom_llseek, .read = eisa_eeprom_read, diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index f1e7ccd..76a29da 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -1799,7 +1799,7 @@ sba_proc_open(struct inode *i, struct file *f) return single_open(f, &sba_proc_info, NULL); } -static struct file_operations sba_proc_fops = { +static const struct file_operations sba_proc_fops = { .owner = THIS_MODULE, .open = sba_proc_open, .read = seq_read, @@ -1831,7 +1831,7 @@ sba_proc_bitmap_open(struct inode *i, struct file *f) return single_open(f, &sba_proc_bitmap_info, NULL); } -static struct file_operations sba_proc_bitmap_fops = { +static const struct file_operations sba_proc_bitmap_fops = { .owner = THIS_MODULE, .open = sba_proc_bitmap_open, .read = seq_read, |
