lkml.org 
[lkml]   [2011]   [Jan]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 17/18] xtensa: switch do_timer() to xtime_update()
Date
xtime_update() takes the xtime_lock itself.

i dont believe that set_linux_timer() needs to be protected by a lock.

Signed-off-by: Torben Hohn <torbenh@gmx.de>
---
arch/xtensa/kernel/time.c | 6 +-----
1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
index 19df764..f3e5eb4 100644
--- a/arch/xtensa/kernel/time.c
+++ b/arch/xtensa/kernel/time.c
@@ -96,16 +96,12 @@ again:
update_process_times(user_mode(get_irq_regs()));
#endif

- write_seqlock(&xtime_lock);
-
- do_timer(1); /* Linux handler in kernel/timer.c */
+ xtime_update(1); /* Linux handler in kernel/time/timekeeping */

/* Note that writing CCOMPARE clears the interrupt. */

next += CCOUNT_PER_JIFFY;
set_linux_timer(next);
-
- write_sequnlock(&xtime_lock);
}

/* Allow platform to do something useful (Wdog). */
--
1.7.2.3


\
 
 \ /
  Last update: 2011-01-22 01:17    [W:0.108 / U:0.744 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site