diff options
| author | Kirill Tkhai <tkhai@yandex.ru> | 2013-09-14 16:02:11 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-11-14 14:57:21 -0800 |
| commit | 812cb83a56a908729c453a7db3fb2c262119bc9d (patch) | |
| tree | 3fdf3df047276db7de85558ff6caff006c3b1cc4 /arch/sparc/kernel/rtrap_64.S | |
| parent | 1a36265bf7d7e16b35fab5ae7f2f5d499bd0c14d (diff) | |
sparc64: Implement HAVE_CONTEXT_TRACKING
Mark the places when the system are in user or are in kernel.
This is used to make full dynticks system (tickless) --
CONFIG_NO_HZ_FULL dependence.
Signed-off-by: Kirill Tkhai <tkhai@yandex.ru>
CC: David Miller <davem@davemloft.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/rtrap_64.S')
| -rw-r--r-- | arch/sparc/kernel/rtrap_64.S | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S index afa2a9e3d0a..a954eb81881 100644 --- a/arch/sparc/kernel/rtrap_64.S +++ b/arch/sparc/kernel/rtrap_64.S @@ -18,10 +18,16 @@ #define RTRAP_PSTATE_IRQOFF (PSTATE_TSO|PSTATE_PEF|PSTATE_PRIV) #define RTRAP_PSTATE_AG_IRQOFF (PSTATE_TSO|PSTATE_PEF|PSTATE_PRIV|PSTATE_AG) +#ifdef CONFIG_CONTEXT_TRACKING +# define SCHEDULE_USER schedule_user +#else +# define SCHEDULE_USER schedule +#endif + .text .align 32 __handle_preemption: - call schedule + call SCHEDULE_USER wrpr %g0, RTRAP_PSTATE, %pstate ba,pt %xcc, __handle_preemption_continue wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate |