* environment.
*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/sched.h>
+#include <linux/capability.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/file.h>
#include <linux/resource.h>
#include <linux/times.h>
#include <linux/utsname.h>
-#include <linux/timex.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/sem.h>
#include <asm/fpumacro.h>
#include <asm/semaphore.h>
#include <asm/mmu_context.h>
+#include <asm/a.out.h>
+#include <asm/compat_signal.h>
asmlinkage long sys32_chown16(const char __user * filename, u16 user, u16 group)
{
static long get_tv32(struct timeval *o, struct compat_timeval __user *i)
{
- return (!access_ok(VERIFY_READ, tv32, sizeof(*tv32)) ||
+ return (!access_ok(VERIFY_READ, i, sizeof(*i)) ||
(__get_user(o->tv_sec, &i->tv_sec) |
__get_user(o->tv_usec, &i->tv_usec)));
}
__put_user(i->tv_usec, &o->tv_usec)));
}
-struct msgbuf32 { s32 mtype; char mtext[1]; };
-
-struct ipc_perm32 {
- key_t key;
- compat_uid_t uid;
- compat_gid_t gid;
- compat_uid_t cuid;
- compat_gid_t cgid;
- compat_mode_t mode;
- unsigned short seq;
-};
-
-struct semid_ds32 {
- struct ipc_perm32 sem_perm; /* permissions .. see ipc.h */
- compat_time_t sem_otime; /* last semop time */
- compat_time_t sem_ctime; /* last change time */
- u32 sem_base; /* ptr to first semaphore in array */
- u32 sem_pending; /* pending operations to be processed */
- u32 sem_pending_last; /* last pending operation */
- u32 undo; /* undo requests on this array */
- unsigned short sem_nsems; /* no. of semaphores in array */
-};
-
-struct semid64_ds32 {
- struct ipc64_perm sem_perm; /* this structure is the same on sparc32 and sparc64 */
- unsigned int __pad1;
- compat_time_t sem_otime;
- unsigned int __pad2;
- compat_time_t sem_ctime;
- u32 sem_nsems;
- u32 __unused1;
- u32 __unused2;
-};
-
-struct msqid_ds32
+#ifdef CONFIG_SYSVIPC
+asmlinkage long compat_sys_ipc(u32 call, u32 first, u32 second, u32 third, compat_uptr_t ptr, u32 fifth)
{
- struct ipc_perm32 msg_perm;
- u32 msg_first;
- u32 msg_last;
- compat_time_t msg_stime;
- compat_time_t msg_rtime;
- compat_time_t msg_ctime;
- u32 wwait;
- u32 rwait;
- unsigned short msg_cbytes;
- unsigned short msg_qnum;
- unsigned short msg_qbytes;
- compat_ipc_pid_t msg_lspid;
- compat_ipc_pid_t msg_lrpid;
-};
-
-struct msqid64_ds32 {
- struct ipc64_perm msg_perm;
- unsigned int __pad1;
- compat_time_t msg_stime;
- unsigned int __pad2;
- compat_time_t msg_rtime;
- unsigned int __pad3;
- compat_time_t msg_ctime;
- unsigned int msg_cbytes;
- unsigned int msg_qnum;
- unsigned int msg_qbytes;
- compat_pid_t msg_lspid;
- compat_pid_t msg_lrpid;
- unsigned int __unused1;
- unsigned int __unused2;
-};
-
-
-struct shmid_ds32 {
- struct ipc_perm32 shm_perm;
- int shm_segsz;
- compat_time_t shm_atime;
- compat_time_t shm_dtime;
- compat_time_t shm_ctime;
- compat_ipc_pid_t shm_cpid;
- compat_ipc_pid_t shm_lpid;
- unsigned short shm_nattch;
-};
-
-struct shmid64_ds32 {
- struct ipc64_perm shm_perm;
- unsigned int __pad1;
- compat_time_t shm_atime;
- unsigned int __pad2;
- compat_time_t shm_dtime;
- unsigned int __pad3;
- compat_time_t shm_ctime;
- compat_size_t shm_segsz;
- compat_pid_t shm_cpid;
- compat_pid_t shm_lpid;
- unsigned int shm_nattch;
- unsigned int __unused1;
- unsigned int __unused2;
-};
-
-
-/*
- * sys32_ipc() is the de-multiplexer for the SysV IPC calls in 32bit emulation..
- *
- * This is really horribly ugly.
- */
-#define IPCOP_MASK(__x) (1UL << ((__x)&~IPC_64))
-static int do_sys32_semctl(int first, int second, int third,
- compat_uptr_t __user *uptr)
-{
- union semun fourth;
- compat_uptr_t pad;
- int err = -EINVAL;
-
- if (!uptr)
- goto out;
- err = -EFAULT;
- if (get_user(pad, uptr))
- goto out;
- if ((third & ~IPC_64) == SETVAL)
- fourth.val = (int)pad;
- else
- fourth.__pad = compat_ptr(pad);
- if (IPCOP_MASK (third) &
- (IPCOP_MASK (IPC_INFO) | IPCOP_MASK (SEM_INFO) | IPCOP_MASK (GETVAL) |
- IPCOP_MASK (GETPID) | IPCOP_MASK (GETNCNT) | IPCOP_MASK (GETZCNT) |
- IPCOP_MASK (GETALL) | IPCOP_MASK (SETALL) | IPCOP_MASK (IPC_RMID))) {
- err = sys_semctl (first, second, third, fourth);
- } else if (third & IPC_64) {
- struct semid64_ds s;
- struct semid64_ds32 __user *usp = compat_ptr(pad);
- mm_segment_t old_fs;
- int need_back_translation;
-
- if (third == (IPC_SET|IPC_64)) {
- err = get_user (s.sem_perm.uid, &usp->sem_perm.uid);
- err |= __get_user (s.sem_perm.gid, &usp->sem_perm.gid);
- err |= __get_user (s.sem_perm.mode, &usp->sem_perm.mode);
- if (err)
- goto out;
- fourth.__pad = (void __user *) &s;
- }
- need_back_translation =
- (IPCOP_MASK (third) &
- (IPCOP_MASK (SEM_STAT) | IPCOP_MASK (IPC_STAT))) != 0;
- if (need_back_translation)
- fourth.__pad = (void __user *) &s;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_semctl (first, second, third, fourth);
- set_fs (old_fs);
- if (need_back_translation) {
- int err2 = copy_to_user (&usp->sem_perm, &s.sem_perm, sizeof(struct ipc64_perm) + 2*sizeof(time_t));
- err2 |= __put_user (s.sem_nsems, &usp->sem_nsems);
- if (err2) err = -EFAULT;
- }
- } else {
- struct semid_ds s;
- struct semid_ds32 __user *usp = compat_ptr(pad);
- mm_segment_t old_fs;
- int need_back_translation;
-
- if (third == IPC_SET) {
- err = get_user (s.sem_perm.uid, &usp->sem_perm.uid);
- err |= __get_user (s.sem_perm.gid, &usp->sem_perm.gid);
- err |= __get_user (s.sem_perm.mode, &usp->sem_perm.mode);
- if (err)
- goto out;
- fourth.__pad = (void __user *) &s;
- }
- need_back_translation =
- (IPCOP_MASK (third) &
- (IPCOP_MASK (SEM_STAT) | IPCOP_MASK (IPC_STAT))) != 0;
- if (need_back_translation)
- fourth.__pad = (void __user *) &s;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_semctl (first, second, third, fourth);
- set_fs (old_fs);
- if (need_back_translation) {
- int err2 = put_user (s.sem_perm.key, &usp->sem_perm.key);
- err2 |= __put_user (high2lowuid(s.sem_perm.uid), &usp->sem_perm.uid);
- err2 |= __put_user (high2lowgid(s.sem_perm.gid), &usp->sem_perm.gid);
- err2 |= __put_user (high2lowuid(s.sem_perm.cuid), &usp->sem_perm.cuid);
- err2 |= __put_user (high2lowgid(s.sem_perm.cgid), &usp->sem_perm.cgid);
- err2 |= __put_user (s.sem_perm.mode, &usp->sem_perm.mode);
- err2 |= __put_user (s.sem_perm.seq, &usp->sem_perm.seq);
- err2 |= __put_user (s.sem_otime, &usp->sem_otime);
- err2 |= __put_user (s.sem_ctime, &usp->sem_ctime);
- err2 |= __put_user (s.sem_nsems, &usp->sem_nsems);
- if (err2) err = -EFAULT;
- }
- }
-out:
- return err;
-}
-
-static int do_sys32_msgsnd(int first, int second, int third,
- void __user *uptr)
-{
- struct msgbuf32 __user *up = uptr;
- struct msgbuf *p;
- mm_segment_t old_fs;
- int err;
-
- p = kmalloc(second + sizeof (struct msgbuf), GFP_USER);
- if (!p)
- return -ENOMEM;
- err = -EFAULT;
- if (get_user (p->mtype, &up->mtype) ||
- __copy_from_user (p->mtext, &up->mtext, second))
- goto out;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgsnd (first, (struct msgbuf __user *) p,
- second, third);
- set_fs (old_fs);
-out:
- kfree (p);
- return err;
-}
-
-static int do_sys32_msgrcv(int first, int second, int msgtyp, int third,
- int version, void __user *uptr)
-{
- struct msgbuf32 __user *up;
- struct msgbuf *p;
- mm_segment_t old_fs;
- int err;
-
- if (!version) {
- struct ipc_kludge __user *uipck = uptr;
- struct ipc_kludge ipck;
-
- err = -EINVAL;
- if (!uptr)
- goto out;
- err = -EFAULT;
- if (copy_from_user (&ipck, uipck,
- sizeof (struct ipc_kludge)))
- goto out;
- uptr = compat_ptr(ipck.msgp);
- msgtyp = ipck.msgtyp;
- }
- err = -ENOMEM;
- p = kmalloc(second + sizeof (struct msgbuf), GFP_USER);
- if (!p)
- goto out;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgrcv (first, (struct msgbuf __user *) p, second,
- msgtyp, third);
- set_fs (old_fs);
- if (err < 0)
- goto free_then_out;
- up = uptr;
- if (put_user (p->mtype, &up->mtype) ||
- __copy_to_user (&up->mtext, p->mtext, err))
- err = -EFAULT;
-free_then_out:
- kfree (p);
-out:
- return err;
-}
-
-static int do_sys32_msgctl(int first, int second, void __user *uptr)
-{
- int err;
-
- if (IPCOP_MASK (second) &
- (IPCOP_MASK (IPC_INFO) | IPCOP_MASK (MSG_INFO) |
- IPCOP_MASK (IPC_RMID))) {
- err = sys_msgctl (first, second, uptr);
- } else if (second & IPC_64) {
- struct msqid64_ds m;
- struct msqid64_ds32 __user *up = uptr;
- mm_segment_t old_fs;
-
- if (second == (IPC_SET|IPC_64)) {
- err = get_user (m.msg_perm.uid,
- &up->msg_perm.uid);
- err |= __get_user (m.msg_perm.gid,
- &up->msg_perm.gid);
- err |= __get_user (m.msg_perm.mode,
- &up->msg_perm.mode);
- err |= __get_user (m.msg_qbytes,
- &up->msg_qbytes);
- if (err)
- goto out;
- }
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgctl(first, second,
- (struct msqid_ds __user *)&m);
- set_fs (old_fs);
- if (IPCOP_MASK (second) &
- (IPCOP_MASK (MSG_STAT) | IPCOP_MASK (IPC_STAT))) {
- int err2 = copy_to_user(&up->msg_perm,
- &m.msg_perm,
- (sizeof(struct ipc64_perm) + 3*sizeof(time_t)));
- err2 |= __put_user (m.msg_cbytes,
- &up->msg_cbytes);
- err2 |= __put_user (m.msg_qnum, &up->msg_qnum);
- err2 |= __put_user (m.msg_qbytes,
- &up->msg_qbytes);
- err2 |= __put_user (m.msg_lspid, &up->msg_lspid);
- err2 |= __put_user (m.msg_lrpid, &up->msg_lrpid);
- if (err2)
- err = -EFAULT;
- }
- } else {
- struct msqid_ds m;
- struct msqid_ds32 __user *up = uptr;
- mm_segment_t old_fs;
-
- if (second == IPC_SET) {
- err = get_user(m.msg_perm.uid,
- &up->msg_perm.uid);
- err |= __get_user(m.msg_perm.gid,
- &up->msg_perm.gid);
- err |= __get_user(m.msg_perm.mode,
- &up->msg_perm.mode);
- err |= __get_user(m.msg_qbytes,
- &up->msg_qbytes);
- if (err)
- goto out;
- }
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgctl(first, second,
- (struct msqid_ds __user *) &m);
- set_fs (old_fs);
- if (IPCOP_MASK (second) &
- (IPCOP_MASK (MSG_STAT) | IPCOP_MASK (IPC_STAT))) {
- int err2 = put_user(m.msg_perm.key,
- &up->msg_perm.key);
- err2 |= __put_user(high2lowuid(m.msg_perm.uid),
- &up->msg_perm.uid);
- err2 |= __put_user(high2lowgid(m.msg_perm.gid),
- &up->msg_perm.gid);
- err2 |= __put_user(high2lowuid(m.msg_perm.cuid),
- &up->msg_perm.cuid);
- err2 |= __put_user(high2lowgid(m.msg_perm.cgid),
- &up->msg_perm.cgid);
- err2 |= __put_user(m.msg_perm.mode,
- &up->msg_perm.mode);
- err2 |= __put_user(m.msg_perm.seq,
- &up->msg_perm.seq);
- err2 |= __put_user(m.msg_stime, &up->msg_stime);
- err2 |= __put_user(m.msg_rtime, &up->msg_rtime);
- err2 |= __put_user(m.msg_ctime, &up->msg_ctime);
- err2 |= __put_user(m.msg_cbytes,
- &up->msg_cbytes);
- err2 |= __put_user(m.msg_qnum, &up->msg_qnum);
- err2 |= __put_user(m.msg_qbytes,
- &up->msg_qbytes);
- err2 |= __put_user(m.msg_lspid, &up->msg_lspid);
- err2 |= __put_user(m.msg_lrpid, &up->msg_lrpid);
- if (err2)
- err = -EFAULT;
- }
- }
-
-out:
- return err;
-}
-
-static int do_sys32_shmat (int first, int second, int third, int version, void __user *uptr)
-{
- unsigned long raddr;
- u32 __user *uaddr = compat_ptr((compat_uptr_t)third);
- int err = -EINVAL;
-
- if (version == 1)
- goto out;
- err = do_shmat (first, uptr, second, &raddr);
- if (err)
- goto out;
- err = put_user (raddr, uaddr);
-out:
- return err;
-}
-
-static int do_sys32_shmctl(int first, int second, void __user *uptr)
-{
- int err;
-
- if (IPCOP_MASK (second) &
- (IPCOP_MASK (IPC_INFO) | IPCOP_MASK (SHM_LOCK) |
- IPCOP_MASK (SHM_UNLOCK) | IPCOP_MASK (IPC_RMID))) {
- if (second == (IPC_INFO|IPC_64)) {
- /* So that we don't have to translate it */
- second = IPC_INFO;
- }
- err = sys_shmctl(first, second, uptr);
- } else if ((second & IPC_64) && second != (SHM_INFO|IPC_64)) {
- struct shmid64_ds s;
- struct shmid64_ds32 __user *up = uptr;
- mm_segment_t old_fs;
-
- if (second == (IPC_SET|IPC_64)) {
- err = get_user(s.shm_perm.uid,
- &up->shm_perm.uid);
- err |= __get_user(s.shm_perm.gid,
- &up->shm_perm.gid);
- err |= __get_user(s.shm_perm.mode,
- &up->shm_perm.mode);
- if (err)
- goto out;
- }
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_shmctl(first, second,
- (struct shmid_ds __user *)&s);
- set_fs(old_fs);
- if (err < 0)
- goto out;
-
- /* Mask it even in this case so it becomes a CSE. */
- if (IPCOP_MASK (second) &
- (IPCOP_MASK (SHM_STAT) | IPCOP_MASK (IPC_STAT))) {
- int err2 = copy_to_user(&up->shm_perm,
- &s.shm_perm,
- sizeof(struct ipc64_perm) + 3*sizeof(time_t));
- err2 |= __put_user(s.shm_segsz, &up->shm_segsz);
- err2 |= __put_user(s.shm_nattch,&up->shm_nattch);
- err2 |= __put_user(s.shm_cpid, &up->shm_cpid);
- err2 |= __put_user(s.shm_lpid, &up->shm_lpid);
- if (err2)
- err = -EFAULT;
- }
- } else {
- struct shmid_ds s;
- struct shmid_ds32 __user *up = uptr;
- mm_segment_t old_fs;
-
- second &= ~IPC_64;
- if (second == IPC_SET) {
- err = get_user(s.shm_perm.uid,
- &up->shm_perm.uid);
- err |= __get_user(s.shm_perm.gid,
- &up->shm_perm.gid);
- err |= __get_user(s.shm_perm.mode,
- &up->shm_perm.mode);
- if (err)
- goto out;
- }
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_shmctl(first, second,
- (struct shmid_ds __user *) &s);
- set_fs(old_fs);
- if (err < 0)
- goto out;
-
- /* Mask it even in this case so it becomes a CSE. */
- if (second == SHM_INFO) {
- struct shm_info32 {
- int used_ids;
- u32 shm_tot, shm_rss, shm_swp;
- u32 swap_attempts, swap_successes;
- };
- struct shm_info32 __user *uip = uptr;
- struct shm_info *kp = (struct shm_info *) &s;
- int err2 = put_user(kp->used_ids,
- &uip->used_ids);
- err2 |= __put_user(kp->shm_tot, &uip->shm_tot);
- err2 |= __put_user(kp->shm_rss, &uip->shm_rss);
- err2 |= __put_user(kp->shm_swp, &uip->shm_swp);
- err2 |= __put_user(kp->swap_attempts,
- &uip->swap_attempts);
- err2 |= __put_user(kp->swap_successes,
- &uip->swap_successes);
- if (err2)
- err = -EFAULT;
- } else if (IPCOP_MASK (second) &
- (IPCOP_MASK (SHM_STAT) |
- IPCOP_MASK (IPC_STAT))) {
- int err2;
-
- err2 = put_user(s.shm_perm.key,
- &up->shm_perm.key);
- err2 |= __put_user(high2lowuid(s.shm_perm.uid),
- &up->shm_perm.uid);
- err2 |= __put_user(high2lowuid(s.shm_perm.gid),
- &up->shm_perm.gid);
- err2 |= __put_user(high2lowuid(s.shm_perm.cuid),
- &up->shm_perm.cuid);
- err2 |= __put_user(high2lowuid(s.shm_perm.cgid),
- &up->shm_perm.cgid);
- err2 |= __put_user(s.shm_perm.mode,
- &up->shm_perm.mode);
- err2 |= __put_user(s.shm_perm.seq,
- &up->shm_perm.seq);
- err2 |= __put_user(s.shm_atime, &up->shm_atime);
- err2 |= __put_user(s.shm_dtime, &up->shm_dtime);
- err2 |= __put_user(s.shm_ctime, &up->shm_ctime);
- err2 |= __put_user(s.shm_segsz, &up->shm_segsz);
- err2 |= __put_user(s.shm_nattch,&up->shm_nattch);
- err2 |= __put_user(s.shm_cpid, &up->shm_cpid);
- err2 |= __put_user(s.shm_lpid, &up->shm_lpid);
- if (err2)
- err = -EFAULT;
- }
- }
-out:
- return err;
-}
-
-static int sys32_semtimedop(int semid, struct sembuf __user *tsems,
- int nsems,
- const struct compat_timespec __user *timeout32)
-{
- struct compat_timespec t32;
- struct timespec __user *t64;
-
- t64 = compat_alloc_user_space(sizeof(*t64));
- if (copy_from_user(&t32, timeout32, sizeof(t32)))
- return -EFAULT;
-
- if (put_user(t32.tv_sec, &t64->tv_sec) ||
- put_user(t32.tv_nsec, &t64->tv_nsec))
- return -EFAULT;
-
- return sys_semtimedop(semid, tsems, nsems, t64);
-}
-
-asmlinkage long compat_sys_ipc(u32 call, int first, int second, int third, compat_uptr_t __ptr, u32 fifth)
-{
- int version, err;
- void __user *ptr = compat_ptr(__ptr);
+ int version;
version = call >> 16; /* hack for backward compatibility */
call &= 0xffff;
- if (call <= SEMCTL) {
- switch (call) {
- case SEMOP:
- /* struct sembuf is the same on 32 and 64 :)) */
- err = sys_semtimedop (first, ptr, second, NULL);
- goto out;
- case SEMTIMEDOP:
- err = sys32_semtimedop(first, ptr, second,
- compat_ptr(fifth));
- case SEMGET:
- err = sys_semget(first, second, third);
- goto out;
- case SEMCTL:
- err = do_sys32_semctl(first, second, third, ptr);
- goto out;
- default:
- err = -ENOSYS;
- goto out;
- };
- }
- if (call <= MSGCTL) {
- switch (call) {
- case MSGSND:
- err = do_sys32_msgsnd(first, second, third, ptr);
- goto out;
- case MSGRCV:
- err = do_sys32_msgrcv(first, second, fifth,
- third, version, ptr);
- goto out;
- case MSGGET:
- err = sys_msgget((key_t) first, second);
- goto out;
- case MSGCTL:
- err = do_sys32_msgctl(first, second, ptr);
- goto out;
- default:
- err = -ENOSYS;
- goto out;
- };
- }
- if (call <= SHMCTL) {
- switch (call) {
- case SHMAT:
- err = do_sys32_shmat(first, second, third,
- version, ptr);
- goto out;
- case SHMDT:
- err = sys_shmdt(ptr);
- goto out;
- case SHMGET:
- err = sys_shmget(first, second, third);
- goto out;
- case SHMCTL:
- err = do_sys32_shmctl(first, second, ptr);
- goto out;
- default:
- err = -ENOSYS;
- goto out;
- };
- }
- err = -ENOSYS;
+ switch (call) {
+ case SEMTIMEDOP:
+ if (fifth)
+ /* sign extend semid */
+ return compat_sys_semtimedop((int)first,
+ compat_ptr(ptr), second,
+ compat_ptr(fifth));
+ /* else fall through for normal semop() */
+ case SEMOP:
+ /* struct sembuf is the same on 32 and 64bit :)) */
+ /* sign extend semid */
+ return sys_semtimedop((int)first, compat_ptr(ptr), second,
+ NULL);
+ case SEMGET:
+ /* sign extend key, nsems */
+ return sys_semget((int)first, (int)second, third);
+ case SEMCTL:
+ /* sign extend semid, semnum */
+ return compat_sys_semctl((int)first, (int)second, third,
+ compat_ptr(ptr));
+
+ case MSGSND:
+ /* sign extend msqid */
+ return compat_sys_msgsnd((int)first, (int)second, third,
+ compat_ptr(ptr));
+ case MSGRCV:
+ /* sign extend msqid, msgtyp */
+ return compat_sys_msgrcv((int)first, second, (int)fifth,
+ third, version, compat_ptr(ptr));
+ case MSGGET:
+ /* sign extend key */
+ return sys_msgget((int)first, second);
+ case MSGCTL:
+ /* sign extend msqid */
+ return compat_sys_msgctl((int)first, second, compat_ptr(ptr));
+
+ case SHMAT:
+ /* sign extend shmid */
+ return compat_sys_shmat((int)first, second, third, version,
+ compat_ptr(ptr));
+ case SHMDT:
+ return sys_shmdt(compat_ptr(ptr));
+ case SHMGET:
+ /* sign extend key_t */
+ return sys_shmget((int)first, second, third);
+ case SHMCTL:
+ /* sign extend shmid */
+ return compat_sys_shmctl((int)first, second, compat_ptr(ptr));
+
+ default:
+ return -ENOSYS;
+ };
-out:
- return err;
+ return -ENOSYS;
}
+#endif
asmlinkage long sys32_truncate64(const char __user * path, unsigned long high, unsigned long low)
{
return sys_ftruncate(fd, (high << 32) | low);
}
-/* readdir & getdents */
-
-#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
-#define ROUND_UP(x) (((x)+sizeof(u32)-1) & ~(sizeof(u32)-1))
+int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
+{
+ compat_ino_t ino;
+ int err;
-struct old_linux_dirent32 {
- u32 d_ino;
- u32 d_offset;
- unsigned short d_namlen;
- char d_name[1];
-};
+ if (stat->size > MAX_NON_LFS || !old_valid_dev(stat->dev) ||
+ !old_valid_dev(stat->rdev))
+ return -EOVERFLOW;
-struct readdir_callback32 {
- struct old_linux_dirent32 __user * dirent;
- int count;
-};
+ ino = stat->ino;
+ if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
+ return -EOVERFLOW;
-static int fillonedir(void * __buf, const char * name, int namlen,
- loff_t offset, ino_t ino, unsigned int d_type)
-{
- struct readdir_callback32 * buf = (struct readdir_callback32 *) __buf;
- struct old_linux_dirent32 __user * dirent;
+ err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev);
+ err |= put_user(stat->ino, &statbuf->st_ino);
+ err |= put_user(stat->mode, &statbuf->st_mode);
+ err |= put_user(stat->nlink, &statbuf->st_nlink);
+ err |= put_user(high2lowuid(stat->uid), &statbuf->st_uid);
+ err |= put_user(high2lowgid(stat->gid), &statbuf->st_gid);
+ err |= put_user(old_encode_dev(stat->rdev), &statbuf->st_rdev);
+ err |= put_user(stat->size, &statbuf->st_size);
+ err |= put_user(stat->atime.tv_sec, &statbuf->st_atime);
+ err |= put_user(stat->atime.tv_nsec, &statbuf->st_atime_nsec);
+ err |= put_user(stat->mtime.tv_sec, &statbuf->st_mtime);
+ err |= put_user(stat->mtime.tv_nsec, &statbuf->st_mtime_nsec);
+ err |= put_user(stat->ctime.tv_sec, &statbuf->st_ctime);
+ err |= put_user(stat->ctime.tv_nsec, &statbuf->st_ctime_nsec);
+ err |= put_user(stat->blksize, &statbuf->st_blksize);
+ err |= put_user(stat->blocks, &statbuf->st_blocks);
+ err |= put_user(0, &statbuf->__unused4[0]);
+ err |= put_user(0, &statbuf->__unused4[1]);
- if (buf->count)
- return -EINVAL;
- buf->count++;
- dirent = buf->dirent;
- put_user(ino, &dirent->d_ino);
- put_user(offset, &dirent->d_offset);
- put_user(namlen, &dirent->d_namlen);
- copy_to_user(dirent->d_name, name, namlen);
- put_user(0, dirent->d_name + namlen);
- return 0;
+ return err;
}
-asmlinkage long old32_readdir(unsigned int fd, struct old_linux_dirent32 __user *dirent, unsigned int count)
+int cp_compat_stat64(struct kstat *stat, struct compat_stat64 __user *statbuf)
{
- int error = -EBADF;
- struct file * file;
- struct readdir_callback32 buf;
+ int err;
- file = fget(fd);
- if (!file)
- goto out;
+ err = put_user(huge_encode_dev(stat->dev), &statbuf->st_dev);
+ err |= put_user(stat->ino, &statbuf->st_ino);
+ err |= put_user(stat->mode, &statbuf->st_mode);
+ err |= put_user(stat->nlink, &statbuf->st_nlink);
+ err |= put_user(stat->uid, &statbuf->st_uid);
+ err |= put_user(stat->gid, &statbuf->st_gid);
+ err |= put_user(huge_encode_dev(stat->rdev), &statbuf->st_rdev);
+ err |= put_user(0, (unsigned long __user *) &statbuf->__pad3[0]);
+ err |= put_user(stat->size, &statbuf->st_size);
+ err |= put_user(stat->blksize, &statbuf->st_blksize);
+ err |= put_user(0, (unsigned int __user *) &statbuf->__pad4[0]);
+ err |= put_user(0, (unsigned int __user *) &statbuf->__pad4[4]);
+ err |= put_user(stat->blocks, &statbuf->st_blocks);
+ err |= put_user(stat->atime.tv_sec, &statbuf->st_atime);
+ err |= put_user(stat->atime.tv_nsec, &statbuf->st_atime_nsec);
+ err |= put_user(stat->mtime.tv_sec, &statbuf->st_mtime);
+ err |= put_user(stat->mtime.tv_nsec, &statbuf->st_mtime_nsec);
+ err |= put_user(stat->ctime.tv_sec, &statbuf->st_ctime);
+ err |= put_user(stat->ctime.tv_nsec, &statbuf->st_ctime_nsec);
+ err |= put_user(0, &statbuf->__unused4);
+ err |= put_user(0, &statbuf->__unused5);
- buf.count = 0;
- buf.dirent = dirent;
+ return err;
+}
- error = vfs_readdir(file, fillonedir, &buf);
- if (error < 0)
- goto out_putf;
- error = buf.count;
+asmlinkage long compat_sys_stat64(char __user * filename,
+ struct compat_stat64 __user *statbuf)
+{
+ struct kstat stat;
+ int error = vfs_stat(filename, &stat);
-out_putf:
- fput(file);
-out:
+ if (!error)
+ error = cp_compat_stat64(&stat, statbuf);
return error;
}
-struct linux_dirent32 {
- u32 d_ino;
- u32 d_off;
- unsigned short d_reclen;
- char d_name[1];
-};
-
-struct getdents_callback32 {
- struct linux_dirent32 __user *current_dir;
- struct linux_dirent32 __user *previous;
- int count;
- int error;
-};
-
-static int filldir(void * __buf, const char * name, int namlen, loff_t offset, ino_t ino,
- unsigned int d_type)
+asmlinkage long compat_sys_lstat64(char __user * filename,
+ struct compat_stat64 __user *statbuf)
{
- struct linux_dirent32 __user * dirent;
- struct getdents_callback32 * buf = (struct getdents_callback32 *) __buf;
- int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 2);
+ struct kstat stat;
+ int error = vfs_lstat(filename, &stat);
- buf->error = -EINVAL; /* only used if we fail.. */
- if (reclen > buf->count)
- return -EINVAL;
- dirent = buf->previous;
- if (dirent)
- put_user(offset, &dirent->d_off);
- dirent = buf->current_dir;
- buf->previous = dirent;
- put_user(ino, &dirent->d_ino);
- put_user(reclen, &dirent->d_reclen);
- copy_to_user(dirent->d_name, name, namlen);
- put_user(0, dirent->d_name + namlen);
- put_user(d_type, (char __user *) dirent + reclen - 1);
- dirent = (void __user *) dirent + reclen;
- buf->current_dir = dirent;
- buf->count -= reclen;
- return 0;
+ if (!error)
+ error = cp_compat_stat64(&stat, statbuf);
+ return error;
}
-asmlinkage long sys32_getdents(unsigned int fd, struct linux_dirent32 __user *dirent, unsigned int count)
+asmlinkage long compat_sys_fstat64(unsigned int fd,
+ struct compat_stat64 __user * statbuf)
{
- struct file * file;
- struct linux_dirent32 __user *lastdirent;
- struct getdents_callback32 buf;
- int error = -EBADF;
-
- file = fget(fd);
- if (!file)
- goto out;
+ struct kstat stat;
+ int error = vfs_fstat(fd, &stat);
- buf.current_dir = dirent;
- buf.previous = NULL;
- buf.count = count;
- buf.error = 0;
-
- error = vfs_readdir(file, filldir, &buf);
- if (error < 0)
- goto out_putf;
- lastdirent = buf.previous;
- error = buf.error;
- if (lastdirent) {
- put_user(file->f_pos, &lastdirent->d_off);
- error = count - buf.count;
- }
-out_putf:
- fput(file);
-out:
+ if (!error)
+ error = cp_compat_stat64(&stat, statbuf);
return error;
}
-/* end of readdir & getdents */
-
-int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
+asmlinkage long compat_sys_fstatat64(unsigned int dfd, char __user *filename,
+ struct compat_stat64 __user * statbuf, int flag)
{
- int err;
+ struct kstat stat;
+ int error = -EINVAL;
- if (stat->size > MAX_NON_LFS || !old_valid_dev(stat->dev) ||
- !old_valid_dev(stat->rdev))
- return -EOVERFLOW;
+ if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0)
+ goto out;
- err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev);
- err |= put_user(stat->ino, &statbuf->st_ino);
- err |= put_user(stat->mode, &statbuf->st_mode);
- err |= put_user(stat->nlink, &statbuf->st_nlink);
- err |= put_user(high2lowuid(stat->uid), &statbuf->st_uid);
- err |= put_user(high2lowgid(stat->gid), &statbuf->st_gid);
- err |= put_user(old_encode_dev(stat->rdev), &statbuf->st_rdev);
- err |= put_user(stat->size, &statbuf->st_size);
- err |= put_user(stat->atime.tv_sec, &statbuf->st_atime);
- err |= put_user(0, &statbuf->__unused1);
- err |= put_user(stat->mtime.tv_sec, &statbuf->st_mtime);
- err |= put_user(0, &statbuf->__unused2);
- err |= put_user(stat->ctime.tv_sec, &statbuf->st_ctime);
- err |= put_user(0, &statbuf->__unused3);
- err |= put_user(stat->blksize, &statbuf->st_blksize);
- err |= put_user(stat->blocks, &statbuf->st_blocks);
- err |= put_user(0, &statbuf->__unused4[0]);
- err |= put_user(0, &statbuf->__unused4[1]);
+ if (flag & AT_SYMLINK_NOFOLLOW)
+ error = vfs_lstat_fd(dfd, filename, &stat);
+ else
+ error = vfs_stat_fd(dfd, filename, &stat);
- return err;
+ if (!error)
+ error = cp_compat_stat64(&stat, statbuf);
+
+out:
+ return error;
}
asmlinkage long compat_sys_sysfs(int option, u32 arg1, u32 arg2)
return ret;
}
-asmlinkage long sys32_rt_sigtimedwait(compat_sigset_t __user *uthese,
- siginfo_t32 __user *uinfo,
- struct compat_timespec __user *uts,
- compat_size_t sigsetsize)
-{
- int ret, sig;
- sigset_t these;
- compat_sigset_t these32;
- struct timespec ts;
- siginfo_t info;
- long timeout = 0;
-
- /* XXX: Don't preclude handling different sized sigset_t's. */
- if (sigsetsize != sizeof(sigset_t))
- return -EINVAL;
-
- if (copy_from_user (&these32, uthese, sizeof(compat_sigset_t)))
- return -EFAULT;
-
- switch (_NSIG_WORDS) {
- case 4: these.sig[3] = these32.sig[6] | (((long)these32.sig[7]) << 32);
- case 3: these.sig[2] = these32.sig[4] | (((long)these32.sig[5]) << 32);
- case 2: these.sig[1] = these32.sig[2] | (((long)these32.sig[3]) << 32);
- case 1: these.sig[0] = these32.sig[0] | (((long)these32.sig[1]) << 32);
- }
-
- /*
- * Invert the set of allowed signals to get those we
- * want to block.
- */
- sigdelsetmask(&these, sigmask(SIGKILL)|sigmask(SIGSTOP));
- signotset(&these);
-
- if (uts) {
- if (get_compat_timespec(&ts, uts))
- return -EINVAL;
- if (ts.tv_nsec >= 1000000000L || ts.tv_nsec < 0
- || ts.tv_sec < 0)
- return -EINVAL;
- }
-
- spin_lock_irq(¤t->sighand->siglock);
- sig = dequeue_signal(current, &these, &info);
- if (!sig) {
- timeout = MAX_SCHEDULE_TIMEOUT;
- if (uts)
- timeout = (timespec_to_jiffies(&ts)
- + (ts.tv_sec || ts.tv_nsec));
-
- if (timeout) {
- /* None ready -- temporarily unblock those we're
- * interested while we are sleeping in so that we'll
- * be awakened when they arrive. */
- current->real_blocked = current->blocked;
- sigandsets(¤t->blocked, ¤t->blocked, &these);
- recalc_sigpending();
- spin_unlock_irq(¤t->sighand->siglock);
-
- current->state = TASK_INTERRUPTIBLE;
- timeout = schedule_timeout(timeout);
-
- spin_lock_irq(¤t->sighand->siglock);
- sig = dequeue_signal(current, &these, &info);
- current->blocked = current->real_blocked;
- siginitset(¤t->real_blocked, 0);
- recalc_sigpending();
- }
- }
- spin_unlock_irq(¤t->sighand->siglock);
-
- if (sig) {
- ret = sig;
- if (uinfo) {
- if (copy_siginfo_to_user32(uinfo, &info))
- ret = -EFAULT;
- }
- } else {
- ret = -EAGAIN;
- if (timeout)
- ret = -EINTR;
- }
-
- return ret;
-}
-
asmlinkage long compat_sys_rt_sigqueueinfo(int pid, int sig,
- siginfo_t32 __user *uinfo)
+ struct compat_siginfo __user *uinfo)
{
siginfo_t info;
int ret;
mm_segment_t old_fs = get_fs();
- if (copy_from_user (&info, uinfo, 3*sizeof(int)) ||
- copy_from_user (info._sifields._pad, uinfo->_sifields._pad, SI_PAD_SIZE))
+ if (copy_siginfo_from_user32(&info, uinfo))
return -EFAULT;
+
set_fs (KERNEL_DS);
ret = sys_rt_sigqueueinfo(pid, sig, (siginfo_t __user *) &info);
set_fs (old_fs);
u32 u_handler, u_restorer;
ret = get_user(u_handler, &act->sa_handler);
- new_ka.sa.sa_handler = (void *) (long) u_handler;
+ new_ka.sa.sa_handler = compat_ptr(u_handler);
ret |= __get_user(u_restorer, &act->sa_restorer);
- new_ka.sa.sa_restorer = (void *) (long) u_restorer;
+ new_ka.sa.sa_restorer = compat_ptr(u_restorer);
ret |= __get_user(new_ka.sa.sa_flags, &act->sa_flags);
ret |= __get_user(mask, &act->sa_mask);
if (ret)
ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
if (!ret && oact) {
- ret = put_user((long)old_ka.sa.sa_handler, &oact->sa_handler);
- ret |= __put_user((long)old_ka.sa.sa_restorer, &oact->sa_restorer);
+ ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler);
+ ret |= __put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer);
ret |= __put_user(old_ka.sa.sa_flags, &oact->sa_flags);
ret |= __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask);
}
new_ka.ka_restorer = restorer;
ret = get_user(u_handler, &act->sa_handler);
- new_ka.sa.sa_handler = (void *) (long) u_handler;
+ new_ka.sa.sa_handler = compat_ptr(u_handler);
ret |= __copy_from_user(&set32, &act->sa_mask, sizeof(compat_sigset_t));
switch (_NSIG_WORDS) {
case 4: new_ka.sa.sa_mask.sig[3] = set32.sig[6] | (((long)set32.sig[7]) << 32);
}
ret |= __get_user(new_ka.sa.sa_flags, &act->sa_flags);
ret |= __get_user(u_restorer, &act->sa_restorer);
- new_ka.sa.sa_restorer = (void *) (long) u_restorer;
+ new_ka.sa.sa_restorer = compat_ptr(u_restorer);
if (ret)
return -EFAULT;
}
case 2: set32.sig[3] = (old_ka.sa.sa_mask.sig[1] >> 32); set32.sig[2] = old_ka.sa.sa_mask.sig[1];
case 1: set32.sig[1] = (old_ka.sa.sa_mask.sig[0] >> 32); set32.sig[0] = old_ka.sa.sa_mask.sig[0];
}
- ret = put_user((long)old_ka.sa.sa_handler, &oact->sa_handler);
+ ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler);
ret |= __copy_to_user(&oact->sa_mask, &set32, sizeof(compat_sigset_t));
ret |= __put_user(old_ka.sa.sa_flags, &oact->sa_flags);
- ret |= __put_user((long)old_ka.sa.sa_restorer, &oact->sa_restorer);
+ ret |= __put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer);
if (ret)
ret = -EFAULT;
}
current_thread_info()->xfsr[0] = 0;
current_thread_info()->fpsaved[0] = 0;
regs->tstate &= ~TSTATE_PEF;
- current->ptrace &= ~PT_DTRACE;
}
out:
return error;
{
if (tv) {
struct timeval ktv;
- do_gettimeofday(&ktv);
+ vx_gettimeofday(&ktv);
if (put_tv32(tv, &ktv))
return -EFAULT;
}
return -EFAULT;
}
- return do_utimes(filename, (tvs ? &ktvs[0] : NULL));
+ return do_utimes(AT_FDCWD, filename, (tvs ? &ktvs[0] : NULL));
}
/* These are here just in case some old sparc32 binary calls it. */
return ret;
}
-/* Handle adjtimex compatibility. */
-
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
-extern int do_adjtimex(struct timex *);
-
-asmlinkage long sys32_adjtimex(struct timex32 __user *utp)
-{
- struct timex txc;
- int ret;
-
- memset(&txc, 0, sizeof(struct timex));
-
- if (get_user(txc.modes, &utp->modes) ||
- __get_user(txc.offset, &utp->offset) ||
- __get_user(txc.freq, &utp->freq) ||
- __get_user(txc.maxerror, &utp->maxerror) ||
- __get_user(txc.esterror, &utp->esterror) ||
- __get_user(txc.status, &utp->status) ||
- __get_user(txc.constant, &utp->constant) ||
- __get_user(txc.precision, &utp->precision) ||
- __get_user(txc.tolerance, &utp->tolerance) ||
- __get_user(txc.time.tv_sec, &utp->time.tv_sec) ||
- __get_user(txc.time.tv_usec, &utp->time.tv_usec) ||
- __get_user(txc.tick, &utp->tick) ||
- __get_user(txc.ppsfreq, &utp->ppsfreq) ||
- __get_user(txc.jitter, &utp->jitter) ||
- __get_user(txc.shift, &utp->shift) ||
- __get_user(txc.stabil, &utp->stabil) ||
- __get_user(txc.jitcnt, &utp->jitcnt) ||
- __get_user(txc.calcnt, &utp->calcnt) ||
- __get_user(txc.errcnt, &utp->errcnt) ||
- __get_user(txc.stbcnt, &utp->stbcnt))
- return -EFAULT;
-
- ret = do_adjtimex(&txc);
-
- if (put_user(txc.modes, &utp->modes) ||
- __put_user(txc.offset, &utp->offset) ||
- __put_user(txc.freq, &utp->freq) ||
- __put_user(txc.maxerror, &utp->maxerror) ||
- __put_user(txc.esterror, &utp->esterror) ||
- __put_user(txc.status, &utp->status) ||
- __put_user(txc.constant, &utp->constant) ||
- __put_user(txc.precision, &utp->precision) ||
- __put_user(txc.tolerance, &utp->tolerance) ||
- __put_user(txc.time.tv_sec, &utp->time.tv_sec) ||
- __put_user(txc.time.tv_usec, &utp->time.tv_usec) ||
- __put_user(txc.tick, &utp->tick) ||
- __put_user(txc.ppsfreq, &utp->ppsfreq) ||
- __put_user(txc.jitter, &utp->jitter) ||
- __put_user(txc.shift, &utp->shift) ||
- __put_user(txc.stabil, &utp->stabil) ||
- __put_user(txc.jitcnt, &utp->jitcnt) ||
- __put_user(txc.calcnt, &utp->calcnt) ||
- __put_user(txc.errcnt, &utp->errcnt) ||
- __put_user(txc.stbcnt, &utp->stbcnt))
- ret = -EFAULT;
-
- return ret;
-}
-
/* This is just a version for 32-bit applications which does
* not force O_LARGEFILE on.
*/
asmlinkage long sparc32_open(const char __user *filename,
int flags, int mode)
{
- char * tmp;
- int fd, error;
-
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- fd = get_unused_fd();
- if (fd >= 0) {
- struct file * f = filp_open(tmp, flags, mode);
- error = PTR_ERR(f);
- if (IS_ERR(f))
- goto out_error;
- fd_install(fd, f);
- }
-out:
- putname(tmp);
- }
- return fd;
-
-out_error:
- put_unused_fd(fd);
- fd = error;
- goto out;
+ return do_sys_open(AT_FDCWD, filename, flags, mode);
}
extern unsigned long do_mremap(unsigned long addr,
unsigned long ret = -EINVAL;
unsigned long new_addr = __new_addr;
- if (old_len > 0xf0000000UL || new_len > 0xf0000000UL)
+ if (old_len > STACK_TOP32 || new_len > STACK_TOP32)
goto out;
- if (addr > 0xf0000000UL - old_len)
+ if (addr > STACK_TOP32 - old_len)
goto out;
down_write(¤t->mm->mmap_sem);
if (flags & MREMAP_FIXED) {
- if (new_addr > 0xf0000000UL - new_len)
+ if (new_addr > STACK_TOP32 - new_len)
goto out_sem;
- } else if (addr > 0xf0000000UL - new_len) {
+ } else if (addr > STACK_TOP32 - new_len) {
unsigned long map_flags = 0;
struct file *file = NULL;
asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args)
{
-#ifndef CONFIG_SYSCTL
+#ifndef CONFIG_SYSCTL_SYSCALL
return -ENOSYS;
#else
struct __sysctl_args32 tmp;
put_user(oldlen, (u32 __user *)(unsigned long) tmp.oldlenp))
error = -EFAULT;
}
- copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
+ if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused)))
+ error = -EFAULT;
}
return error;
#endif
buf, len);
}
-extern asmlinkage long
-sys_timer_create(clockid_t which_clock,
- struct sigevent __user *timer_event_spec,
- timer_t __user *created_timer_id);
-
-long
-sys32_timer_create(u32 clock, struct sigevent32 __user *se32,
- timer_t __user *timer_id)
+long compat_sync_file_range(int fd, unsigned long off_high, unsigned long off_low, unsigned long nb_high, unsigned long nb_low, int flags)
{
- struct sigevent se;
- mm_segment_t oldfs;
- timer_t t;
- long err;
-
- if (se32 == NULL)
- return sys_timer_create(clock, NULL, timer_id);
-
- memset(&se, 0, sizeof(struct sigevent));
- if (get_user(se.sigev_value.sival_int, &se32->sigev_value.sival_int) ||
- __get_user(se.sigev_signo, &se32->sigev_signo) ||
- __get_user(se.sigev_notify, &se32->sigev_notify) ||
- __copy_from_user(&se._sigev_un._pad, &se32->_sigev_un._pad,
- sizeof(se._sigev_un._pad)))
- return -EFAULT;
-
- if (!access_ok(VERIFY_WRITE,timer_id,sizeof(timer_t)))
- return -EFAULT;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_timer_create(clock,
- (struct sigevent __user *) &se,
- (timer_t __user *) &t);
- set_fs(oldfs);
-
- if (!err)
- err = __put_user (t, timer_id);
-
- return err;
+ return sys_sync_file_range(fd,
+ (off_high << 32) | off_low,
+ (nb_high << 32) | nb_low,
+ flags);
}
-
git://git.onelab.eu / linux-2.6.git / blobdiff