[PATCH] mark struct file_operations const 4
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@sdl.org: dvb 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>
此提交包含在:
@@ -121,7 +121,7 @@ anslcd_open( struct inode * inode, struct file * file )
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct file_operations anslcd_fops = {
|
||||
const struct file_operations anslcd_fops = {
|
||||
.write = anslcd_write,
|
||||
.ioctl = anslcd_ioctl,
|
||||
.open = anslcd_open,
|
||||
|
新增問題並參考
封鎖使用者