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@@ -1,64 +0,0 @@
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-/*
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- * Copyright (C) 2001 Chris Emerson (cemerson@chiark.greenend.org.uk)
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- * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com)
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- * Licensed under the GPL
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- */
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-
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-#include <setjmp.h>
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-#include <string.h>
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-
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-/* These are here rather than tt/uaccess.c because skas mode needs them in
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- * order to do SIGBUS recovery when a tmpfs mount runs out of room.
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- */
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-
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-unsigned long __do_user_copy(void *to, const void *from, int n,
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- void **fault_addr, void **fault_catcher,
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- void (*op)(void *to, const void *from,
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- int n), int *faulted_out)
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-{
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- unsigned long *faddrp = (unsigned long *) fault_addr, ret;
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-
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- sigjmp_buf jbuf;
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- *fault_catcher = &jbuf;
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- if(sigsetjmp(jbuf, 1) == 0){
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- (*op)(to, from, n);
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- ret = 0;
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- *faulted_out = 0;
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- }
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- else {
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- ret = *faddrp;
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- *faulted_out = 1;
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- }
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- *fault_addr = NULL;
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- *fault_catcher = NULL;
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- return ret;
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-}
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-
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-void __do_copy(void *to, const void *from, int n)
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-{
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- memcpy(to, from, n);
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-}
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-
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-
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-int __do_copy_to_user(void *to, const void *from, int n,
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- void **fault_addr, void **fault_catcher)
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-{
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- unsigned long fault;
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- int faulted;
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-
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- fault = __do_user_copy(to, from, n, fault_addr, fault_catcher,
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- __do_copy, &faulted);
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- if(!faulted) return(0);
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- else return(n - (fault - (unsigned long) to));
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-}
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-
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-/*
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- * Overrides for Emacs so that we follow Linus's tabbing style.
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- * Emacs will notice this stuff at the end of the file and automatically
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- * adjust the settings for this buffer only. This must remain at the end
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- * of the file.
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- * ---------------------------------------------------------------------------
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- * Local variables:
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- * c-file-style: "linux"
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- * End:
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- */
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