On Thu, 19 Jan 2017 08:55:07 +
Chris Wilson wrote:
> On Wed, Jan 18, 2017 at 03:58:24PM -0500, Steven Rostedt wrote:
> > Chris,
> >
> > My branch tracer flagged the unlikely in __mutex_lock_common() as
> > always hit. That's the:
> >
> > if (use_ww_ctx) {
> >
On Thu, 19 Jan 2017 08:55:07 +
Chris Wilson wrote:
> On Wed, Jan 18, 2017 at 03:58:24PM -0500, Steven Rostedt wrote:
> > Chris,
> >
> > My branch tracer flagged the unlikely in __mutex_lock_common() as
> > always hit. That's the:
> >
> > if (use_ww_ctx) {
> > [...]
> >
On Wed, Jan 18, 2017 at 03:58:24PM -0500, Steven Rostedt wrote:
> Chris,
>
> My branch tracer flagged the unlikely in __mutex_lock_common() as
> always hit. That's the:
>
> if (use_ww_ctx) {
> [...]
> if (unlikely(ww_ctx == READ_ONCE(ww->ctx)))
>
On Wed, Jan 18, 2017 at 03:58:24PM -0500, Steven Rostedt wrote:
> Chris,
>
> My branch tracer flagged the unlikely in __mutex_lock_common() as
> always hit. That's the:
>
> if (use_ww_ctx) {
> [...]
> if (unlikely(ww_ctx == READ_ONCE(ww->ctx)))
>
Chris,
My branch tracer flagged the unlikely in __mutex_lock_common() as
always hit. That's the:
if (use_ww_ctx) {
[...]
if (unlikely(ww_ctx == READ_ONCE(ww->ctx)))
return -EALREADY;
}
This is hit 100% of the time, and its
Chris,
My branch tracer flagged the unlikely in __mutex_lock_common() as
always hit. That's the:
if (use_ww_ctx) {
[...]
if (unlikely(ww_ctx == READ_ONCE(ww->ctx)))
return -EALREADY;
}
This is hit 100% of the time, and its
6 matches
Mail list logo