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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 03:55:31 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 12:48:44 -0500
commit5dfe4c964a0dd7bb3a1d64a4166835a153146207 (patch)
tree2fb2fd8c09922be4f40a5a9ac50b537b1d780e27 /arch/m68k
parent540473208f8ac71c25a87e1a2670c3c18dd4d6db (diff)
[PATCH] mark struct file_operations const 2
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. [akpm@osdl.org: sparc64 fix] 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 'arch/m68k')
-rw-r--r--arch/m68k/bvme6000/rtc.c2
-rw-r--r--arch/m68k/mvme16x/rtc.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/m68k/bvme6000/rtc.c b/arch/m68k/bvme6000/rtc.c
index 15c16b62dff5..a812d03879f8 100644
--- a/arch/m68k/bvme6000/rtc.c
+++ b/arch/m68k/bvme6000/rtc.c
@@ -159,7 +159,7 @@ static int rtc_release(struct inode *inode, struct file *file)
159 * The various file operations we support. 159 * The various file operations we support.
160 */ 160 */
161 161
162static struct file_operations rtc_fops = { 162static const struct file_operations rtc_fops = {
163 .ioctl = rtc_ioctl, 163 .ioctl = rtc_ioctl,
164 .open = rtc_open, 164 .open = rtc_open,
165 .release = rtc_release, 165 .release = rtc_release,
diff --git a/arch/m68k/mvme16x/rtc.c b/arch/m68k/mvme16x/rtc.c
index b0e4c084df8a..272d47eac58d 100644
--- a/arch/m68k/mvme16x/rtc.c
+++ b/arch/m68k/mvme16x/rtc.c
@@ -147,7 +147,7 @@ static int rtc_release(struct inode *inode, struct file *file)
147 * The various file operations we support. 147 * The various file operations we support.
148 */ 148 */
149 149
150static struct file_operations rtc_fops = { 150static const struct file_operations rtc_fops = {
151 .ioctl = rtc_ioctl, 151 .ioctl = rtc_ioctl,
152 .open = rtc_open, 152 .open = rtc_open,
153 .release = rtc_release, 153 .release = rtc_release,