parisc: remove dead code from sys_parisc32.c
Christoph Hellwig [Tue, 23 Jun 2009 15:47:07 +0000 (11:47 -0400)]
Unless I'm totally missing something get_fd_set32/set_fd_set32 are
completely unused.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>

arch/parisc/kernel/sys_parisc32.c

index 1adb40c..92a0aca 100644 (file)
@@ -174,68 +174,6 @@ asmlinkage long sys32_sched_rr_get_interval(pid_t pid,
        return ret;
 }
 
-/*** copied from mips64 ***/
-/*
- * Ooo, nasty.  We need here to frob 32-bit unsigned longs to
- * 64-bit unsigned longs.
- */
-
-static inline int
-get_fd_set32(unsigned long n, u32 *ufdset, unsigned long *fdset)
-{
-       n = (n + 8*sizeof(u32) - 1) / (8*sizeof(u32));
-       if (ufdset) {
-               unsigned long odd;
-
-               if (!access_ok(VERIFY_WRITE, ufdset, n*sizeof(u32)))
-                       return -EFAULT;
-
-               odd = n & 1UL;
-               n &= ~1UL;
-               while (n) {
-                       unsigned long h, l;
-                       __get_user(l, ufdset);
-                       __get_user(h, ufdset+1);
-                       ufdset += 2;
-                       *fdset++ = h << 32 | l;
-                       n -= 2;
-               }
-               if (odd)
-                       __get_user(*fdset, ufdset);
-       } else {
-               /* Tricky, must clear full unsigned long in the
-                * kernel fdset at the end, this makes sure that
-                * actually happens.
-                */
-               memset(fdset, 0, ((n + 1) & ~1)*sizeof(u32));
-       }
-       return 0;
-}
-
-static inline void
-set_fd_set32(unsigned long n, u32 *ufdset, unsigned long *fdset)
-{
-       unsigned long odd;
-       n = (n + 8*sizeof(u32) - 1) / (8*sizeof(u32));
-
-       if (!ufdset)
-               return;
-
-       odd = n & 1UL;
-       n &= ~1UL;
-       while (n) {
-               unsigned long h, l;
-               l = *fdset++;
-               h = l >> 32;
-               __put_user(l, ufdset);
-               __put_user(h, ufdset+1);
-               ufdset += 2;
-               n -= 2;
-       }
-       if (odd)
-               __put_user(*fdset, ufdset);
-}
-
 struct msgbuf32 {
     int mtype;
     char mtext[1];