Hi Arjan,
> I do Athlon/K7 opmimization indeed, and didn't test without.
> Haven't stress-tested it very well yet, but as soon i notice something i
> let you know.
Have you had any oops that were unexplained, after we fixed the other
problems? I have attached the patch below, you can give it a whirl, but
it is odd you have had no problems.
> Great!
:)
-- Robert M. Love rml at ufl.edu rml at tech9.net
diff -urN linux-2.4.10-pre8/arch/i386/kernel/i387.c linux/arch/i386/kernel/i387.c --- linux-2.4.10-pre8/arch/i386/kernel/i387.c Thu Sep 13 19:24:48 2001 +++ linux/arch/i386/kernel/i387.c Thu Sep 13 20:00:57 2001 @@ -10,6 +10,7 @@ #include <linux/config.h> #include <linux/sched.h> +#include <linux/spinlock.h> #include <asm/processor.h> #include <asm/i387.h> #include <asm/math_emu.h> @@ -65,6 +66,8 @@ { struct task_struct *tsk = current; + ctx_sw_off(); + if (tsk->flags & PF_USEDFPU) { __save_init_fpu(tsk); return; diff -urN linux-2.4.10-pre8/include/asm-i386/i387.h linux/include/asm-i386/i387.h --- linux-2.4.10-pre8/include/asm-i386/i387.h Thu Sep 13 19:27:28 2001 +++ linux/include/asm-i386/i387.h Thu Sep 13 20:01:30 2001 @@ -12,6 +12,7 @@ #define __ASM_I386_I387_H #include <linux/sched.h> +#include <linux/spinlock.h> #include <asm/processor.h> #include <asm/sigcontext.h> #include <asm/user.h> @@ -24,7 +25,7 @@ extern void restore_fpu( struct task_struct *tsk ); extern void kernel_fpu_begin(void); -#define kernel_fpu_end() stts() +#define kernel_fpu_end() stts(); ctx_sw_on() #define unlazy_fpu( tsk ) do { \
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