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Subject[-mm patch] always enable regparm on i386
The patch below always enables regparm on i386 (with gcc >= 3.0).

With this patch, it should get a better testing coverage in -mm.

This patch should help to find bugs that show up with regparm enabled.

Signed-off-by: Adrian Bunk <>

--- linux-2.6.10-mm2-full/arch/i386/Kconfig.old 2005-01-08 17:41:49.000000000 +0100
+++ linux-2.6.10-mm2-full/arch/i386/Kconfig 2005-01-08 17:42:10.000000000 +0100
@@ -877,9 +877,8 @@
default y

config REGPARM
- bool "Use register arguments (EXPERIMENTAL)"
- depends on EXPERIMENTAL
- default n
+ bool
+ default y
Compile the kernel with -mregparm=3. This uses an different ABI
and passes the first three arguments of a function call in registers.
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