On Wed, Aug 12, 2015 at 03:40:56PM +0200, Christophe Leroy wrote:
> /* Insert level 1 index */
> rlwimi r11, r10, 32 - ((PAGE_SHIFT - 2) << 1), (PAGE_SHIFT - 2) << 1,
> 29
> lwz r11, (swapper_pg_dir-PAGE_OFFSET)@l(r11)/* Get the
> level 1 entry */
> + mtcr
On Wed, Aug 12, 2015 at 03:40:56PM +0200, Christophe Leroy wrote:
/* Insert level 1 index */
rlwimi r11, r10, 32 - ((PAGE_SHIFT - 2) 1), (PAGE_SHIFT - 2) 1,
29
lwz r11, (swapper_pg_dir-PAGE_OFFSET)@l(r11)/* Get the
level 1 entry */
+ mtcrr11
Maybe
On a live running system (VoIP gateway for Air Trafic Control), over
a 10 minutes period (with 277s idle), we get 87 millions DTLB misses
and approximatly 35 secondes are spent in DTLB handler.
This represents 5.8% of the overall time and even 10.8% of the
non-idle time.
Among those 87 millions
On a live running system (VoIP gateway for Air Trafic Control), over
a 10 minutes period (with 277s idle), we get 87 millions DTLB misses
and approximatly 35 secondes are spent in DTLB handler.
This represents 5.8% of the overall time and even 10.8% of the
non-idle time.
Among those 87 millions
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