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authorTorben Hohn <torbenh@gmx.de>2011-01-27 10:00:27 -0500
committerThomas Gleixner <tglx@linutronix.de>2011-01-31 08:55:46 -0500
commitd12b0e24c56c6fb2398609f26858e5278d688840 (patch)
tree9b7de92a98747f8cb0687d27c36838501efcf841 /arch/xtensa/kernel/time.c
parent4ea1b72551d052a3993ef72ce06ecf5bdd125859 (diff)
xtensa: Switch do_timer() to xtime_update()
xtime_update() takes the xtime_lock itself. set_linux_timer() does not need to be protected by xtime_lock. [ tglx: This code is broken on SMP anyway. ] Signed-off-by: Torben Hohn <torbenh@gmx.de> Cc: Chris Zankel <chris@zankel.net> Cc: Peter Zijlstra <peterz@infradead.org> Cc: johnstul@us.ibm.com Cc: hch@infradead.org Cc: yong.zhang0@gmail.com LKML-Reference: <20110127150027.23248.61798.stgit@localhost> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/xtensa/kernel/time.c')
-rw-r--r--arch/xtensa/kernel/time.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
index 19df764f6399..f3e5eb43f71c 100644
--- a/arch/xtensa/kernel/time.c
+++ b/arch/xtensa/kernel/time.c
@@ -96,16 +96,12 @@ again:
96 update_process_times(user_mode(get_irq_regs())); 96 update_process_times(user_mode(get_irq_regs()));
97#endif 97#endif
98 98
99 write_seqlock(&xtime_lock); 99 xtime_update(1); /* Linux handler in kernel/time/timekeeping */
100
101 do_timer(1); /* Linux handler in kernel/timer.c */
102 100
103 /* Note that writing CCOMPARE clears the interrupt. */ 101 /* Note that writing CCOMPARE clears the interrupt. */
104 102
105 next += CCOUNT_PER_JIFFY; 103 next += CCOUNT_PER_JIFFY;
106 set_linux_timer(next); 104 set_linux_timer(next);
107
108 write_sequnlock(&xtime_lock);
109 } 105 }
110 106
111 /* Allow platform to do something useful (Wdog). */ 107 /* Allow platform to do something useful (Wdog). */