[PATCH] BLOCK: Revert patch to hack around undeclared sigset_t in linux/compat.h

Revert Andrew Morton's patch to temporarily hack around the lack of a
declaration of sigset_t in linux/compat.h to make the block-disablement
patches build on IA64.  This got accidentally pushed to Linus and should
be fixed in a different manner.

Also make linux/compat.h #include asm/signal.h to gain a definition of
sigset_t so that it can externally declare sigset_from_compat().

This has been compile-tested for i386, x86_64, ia64, mips, mips64, frv, ppc and
ppc64 and run-tested on frv.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/kernel/compat.c b/kernel/compat.c
index b4fbd838cd77..75573e5d27b0 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -26,8 +26,6 @@
 
 #include <asm/uaccess.h>
 
-extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
-
 int get_compat_timespec(struct timespec *ts, const struct compat_timespec __user *cts)
 {
         return (!access_ok(VERIFY_READ, cts, sizeof(*cts)) ||