From: Jeff Dike <jdike@addtoit.com>

Now that we are doing soft interrupts, there's no point in using sigsetjmp and
siglongjmp.  Using setjmp and longjmp saves a sigprocmask on every jump.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 arch/um/include/longjmp.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -puN arch/um/include/longjmp.h~uml-use-setjmp-longjmp-instead-of-sigsetjmp-siglongjmp arch/um/include/longjmp.h
--- devel/arch/um/include/longjmp.h~uml-use-setjmp-longjmp-instead-of-sigsetjmp-siglongjmp	2006-01-15 23:50:55.000000000 -0800
+++ devel-akpm/arch/um/include/longjmp.h	2006-01-15 23:50:55.000000000 -0800
@@ -5,13 +5,13 @@
 #include "os.h"
 
 #define UML_SIGLONGJMP(buf, val) do { \
-	siglongjmp(*buf, val);		\
+	longjmp(*buf, val);	\
 } while(0)
 
 #define UML_SIGSETJMP(buf, enable) ({ \
 	int n; \
 	enable = get_signals(); \
-	n = sigsetjmp(*buf, 1); \
+	n = setjmp(*buf); \
 	if(n != 0) \
 		set_signals(enable); \
 	n; })
_