On Thu, Jun 12, 2014 at 04:40:29PM +0900, Minchan Kim wrote:
> On Thu, Jun 12, 2014 at 12:21:47PM +0900, Joonsoo Kim wrote:
> > Currently, we should take the mutex for manipulating bitmap.
> > This job may be really simple and short so we don't need to sleep
> > if contended. So I change it to
On Thu, Jun 12, 2014 at 12:21:47PM +0900, Joonsoo Kim wrote:
> Currently, we should take the mutex for manipulating bitmap.
> This job may be really simple and short so we don't need to sleep
> if contended. So I change it to spinlock.
I'm not sure it would be good always.
Maybe you remember we
On Thu, Jun 12, 2014 at 12:21:47PM +0900, Joonsoo Kim wrote:
Currently, we should take the mutex for manipulating bitmap.
This job may be really simple and short so we don't need to sleep
if contended. So I change it to spinlock.
I'm not sure it would be good always.
Maybe you remember we
On Thu, Jun 12, 2014 at 04:40:29PM +0900, Minchan Kim wrote:
On Thu, Jun 12, 2014 at 12:21:47PM +0900, Joonsoo Kim wrote:
Currently, we should take the mutex for manipulating bitmap.
This job may be really simple and short so we don't need to sleep
if contended. So I change it to spinlock.
Currently, we should take the mutex for manipulating bitmap.
This job may be really simple and short so we don't need to sleep
if contended. So I change it to spinlock.
Signed-off-by: Joonsoo Kim
diff --git a/mm/cma.c b/mm/cma.c
index 22a5b23..3085e8c 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@
Currently, we should take the mutex for manipulating bitmap.
This job may be really simple and short so we don't need to sleep
if contended. So I change it to spinlock.
Signed-off-by: Joonsoo Kim iamjoonsoo@lge.com
diff --git a/mm/cma.c b/mm/cma.c
index 22a5b23..3085e8c 100644
--- a/mm/cma.c
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