proc_fd_operations 3001 fs/proc/base.c DIR("fd", S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations), proc_fd_operations 3401 fs/proc/base.c DIR("fd", S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations), proc_fd_operations 281 fs/proc/fd.c const struct file_operations proc_fd_operations = { proc_fd_operations 7 fs/proc/fd.h extern const struct file_operations proc_fd_operations;