linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / arch / sparc64 / kernel / sys_sparc32.c

diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index b4967df..417727b 100644 (file)
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -8,6 +8,7 @@
  * environment.
  */
 
+#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/capability.h>
@@ -18,6 +19,7 @@
 #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>
@@ -60,7 +62,6 @@
 #include <asm/fpumacro.h>
 #include <asm/semaphore.h>
 #include <asm/mmu_context.h>
-#include <asm/a.out.h>
 
 asmlinkage long sys32_chown16(const char __user * filename, u16 user, u16 group)
 {
@@ -337,17 +338,12 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned
 
 int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
 {
-       compat_ino_t ino;
        int err;
 
        if (stat->size > MAX_NON_LFS || !old_valid_dev(stat->dev) ||
            !old_valid_dev(stat->rdev))
                return -EOVERFLOW;
 
-       ino = stat->ino;
-       if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
-               return -EOVERFLOW;
-
        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);
@@ -948,6 +944,79 @@ asmlinkage long compat_sys_sendfile64(int out_fd, int in_fd,
        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.
  */
@@ -970,15 +1039,15 @@ asmlinkage unsigned long sys32_mremap(unsigned long addr,
        unsigned long ret = -EINVAL;
        unsigned long new_addr = __new_addr;
 
-       if (old_len > STACK_TOP32 || new_len > STACK_TOP32)
+       if (old_len > 0xf0000000UL || new_len > 0xf0000000UL)
                goto out;
-       if (addr > STACK_TOP32 - old_len)
+       if (addr > 0xf0000000UL - old_len)
                goto out;
        down_write(&current->mm->mmap_sem);
        if (flags & MREMAP_FIXED) {
-               if (new_addr > STACK_TOP32 - new_len)
+               if (new_addr > 0xf0000000UL - new_len)
                        goto out_sem;
-       } else if (addr > STACK_TOP32 - new_len) {
+       } else if (addr > 0xf0000000UL - new_len) {
                unsigned long map_flags = 0;
                struct file *file = NULL;
 
@@ -1073,11 +1142,3 @@ long sys32_lookup_dcookie(unsigned long cookie_high,
        return sys_lookup_dcookie((cookie_high << 32) | cookie_low,
                                  buf, len);
 }
-
-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)
-{
-       return sys_sync_file_range(fd,
-                                  (off_high << 32) | off_low,
-                                  (nb_high << 32) | nb_low,
-                                  flags);
-}