Changed from v2:
mod timer interval changed from HZ/10 to jiffies + HZ/10,
as Dan Carpenter suggested.
This patch is based on -mm tree.
Signed-off-by: zhangwei(Jovi) <jovi.zhang...@huawei.com>
Cc: Dan Carpenter <dan.carpen...@oracle.com>
Cc: Ingo Molnar <mi...@elte.hu>
Cc: Steven Rostedt <rost...@goodmis.org>
Cc: Jens Axboe <ax...@kernel.dk>
Cc: Al Viro <v...@zeniv.linux.org.uk>
Cc: Eric Dumazet <eduma...@google.com>
---
kernel/relay.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/relay.c b/kernel/relay.c
index 87af4ce..42d6de3 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -342,7 +342,7 @@ static void wakeup_readers(unsigned long data)
/*
* Stupid polling for now:
*/
- mod_timer(&buf->timer, HZ / 10);
+ mod_timer(&buf->timer, jiffies + HZ / 10);
}
/**
@@ -360,7 +360,7 @@ static void __relay_reset(struct rchan_buf *buf, unsigned
int init)
init_waitqueue_head(&buf->read_wait);
kref_init(&buf->kref);
setup_timer(&buf->timer, wakeup_readers, (unsigned long)buf);
- mod_timer(&buf->timer, HZ / 10);
+ mod_timer(&buf->timer, jiffies + HZ / 10);
} else
del_timer_sync(&buf->timer);
--
1.7.9.7
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