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| author | Thomas Gleixner <tglx@linutronix.de> | 2013-09-17 18:53:08 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2013-11-13 20:21:47 +0100 |
| commit | 9385d949d5bd0eb642ed05ea263c3638c9f4e372 (patch) | |
| tree | 1db5214cafd517285f841bb77e30c81aa2936b35 /arch/sparc | |
| parent | aa0d53260596c1bef23547537724d4bad78e6f52 (diff) | |
| download | blackbird-op-linux-9385d949d5bd0eb642ed05ea263c3638c9f4e372.tar.gz blackbird-op-linux-9385d949d5bd0eb642ed05ea263c3638c9f4e372.zip | |
sparc: Use preempt_schedule_irq
The low level preemption code fiddles with the PREEMPT_ACTIVE bit for
no reason and calls schedule() with interrupts disabled, which is
wrong to begin with. Remove the PREEMPT_ACTIVE fiddling and call the
proper schedule_preempt_irq() function.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: sparclinux@vger.kernel.org
Link: http://lkml.kernel.org/r/20130917183628.966769884@linutronix.de
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/kernel/rtrap_64.S | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S index afa2a9e3d0a0..76213db97a4a 100644 --- a/arch/sparc/kernel/rtrap_64.S +++ b/arch/sparc/kernel/rtrap_64.S @@ -306,12 +306,10 @@ to_kernel: nop cmp %l4, 0 bne,pn %xcc, kern_fpucheck - sethi %hi(PREEMPT_ACTIVE), %l6 - stw %l6, [%g6 + TI_PRE_COUNT] - call schedule + nop + call preempt_schedule_irq nop ba,pt %xcc, rtrap - stw %g0, [%g6 + TI_PRE_COUNT] #endif kern_fpucheck: ldub [%g6 + TI_FPDEPTH], %l5 brz,pt %l5, rt_continue |
