compat: Use COMPAT_USE_64BIT_TIME in net/compat.c
Handle 64-bit time structures in the networking core compat code. Signed-off-by: H. Peter Anvin <hpa@zytor.com> Cc: David S. Miller <davem@davemloft.net>
This commit is contained in:
Родитель
da88cea120
Коммит
ee4fa23c4b
31
net/compat.c
31
net/compat.c
|
@ -219,8 +219,6 @@ Efault:
|
|||
|
||||
int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *data)
|
||||
{
|
||||
struct compat_timeval ctv;
|
||||
struct compat_timespec cts[3];
|
||||
struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __user *) kmsg->msg_control;
|
||||
struct compat_cmsghdr cmhdr;
|
||||
int cmlen;
|
||||
|
@ -230,6 +228,9 @@ int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *dat
|
|||
return 0; /* XXX: return error? check spec. */
|
||||
}
|
||||
|
||||
if (!COMPAT_USE_64BIT_TIME) {
|
||||
struct compat_timeval ctv;
|
||||
struct compat_timespec cts[3];
|
||||
if (level == SOL_SOCKET && type == SCM_TIMESTAMP) {
|
||||
struct timeval *tv = (struct timeval *)data;
|
||||
ctv.tv_sec = tv->tv_sec;
|
||||
|
@ -249,6 +250,7 @@ int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *dat
|
|||
data = &cts;
|
||||
len = sizeof(cts[0]) * count;
|
||||
}
|
||||
}
|
||||
|
||||
cmlen = CMSG_COMPAT_LEN(len);
|
||||
if (kmsg->msg_controllen < cmlen) {
|
||||
|
@ -454,11 +456,15 @@ static int compat_sock_getsockopt(struct socket *sock, int level, int optname,
|
|||
|
||||
int compat_sock_get_timestamp(struct sock *sk, struct timeval __user *userstamp)
|
||||
{
|
||||
struct compat_timeval __user *ctv =
|
||||
(struct compat_timeval __user *) userstamp;
|
||||
int err = -ENOENT;
|
||||
struct compat_timeval __user *ctv;
|
||||
int err;
|
||||
struct timeval tv;
|
||||
|
||||
if (COMPAT_USE_64BIT_TIME)
|
||||
return sock_get_timestamp(sk, userstamp);
|
||||
|
||||
ctv = (struct compat_timeval __user *) userstamp;
|
||||
err = -ENOENT;
|
||||
if (!sock_flag(sk, SOCK_TIMESTAMP))
|
||||
sock_enable_timestamp(sk, SOCK_TIMESTAMP);
|
||||
tv = ktime_to_timeval(sk->sk_stamp);
|
||||
|
@ -478,11 +484,15 @@ EXPORT_SYMBOL(compat_sock_get_timestamp);
|
|||
|
||||
int compat_sock_get_timestampns(struct sock *sk, struct timespec __user *userstamp)
|
||||
{
|
||||
struct compat_timespec __user *ctv =
|
||||
(struct compat_timespec __user *) userstamp;
|
||||
int err = -ENOENT;
|
||||
struct compat_timespec __user *ctv;
|
||||
int err;
|
||||
struct timespec ts;
|
||||
|
||||
if (COMPAT_USE_64BIT_TIME)
|
||||
return sock_get_timestampns (sk, userstamp);
|
||||
|
||||
ctv = (struct compat_timespec __user *) userstamp;
|
||||
err = -ENOENT;
|
||||
if (!sock_flag(sk, SOCK_TIMESTAMP))
|
||||
sock_enable_timestamp(sk, SOCK_TIMESTAMP);
|
||||
ts = ktime_to_timespec(sk->sk_stamp);
|
||||
|
@ -767,6 +777,11 @@ asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
|
|||
int datagrams;
|
||||
struct timespec ktspec;
|
||||
|
||||
if (COMPAT_USE_64BIT_TIME)
|
||||
return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
|
||||
flags | MSG_CMSG_COMPAT,
|
||||
(struct timespec *) timeout);
|
||||
|
||||
if (timeout == NULL)
|
||||
return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
|
||||
flags | MSG_CMSG_COMPAT, NULL);
|
||||
|
|
Загрузка…
Ссылка в новой задаче