d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Don't increment total_bounced when doing no-op dmamap_sync ops.

Browse Source
This commit is contained in:
Scott Long 2007-03-06 18:28:43 +00:00
parent 2f46d62192
commit 94e6bc303f
3 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
sys/amd64/amd64/busdma_machdep.c
View File

@ -906,7 +906,6 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
* want to add support for invalidating
* the caches on broken hardware
*/
dmat->bounce_zone->total_bounced++;
CTR4(KTR_BUSDMA, "%s: tag %p tag flags 0x%x op 0x%x "
"performing bounce", __func__, op, dmat, dmat->flags);
@ -917,6 +916,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
dmat->bounce_zone->total_bounced++;
}
if (op & BUS_DMASYNC_POSTREAD) {
@ -926,6 +926,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
dmat->bounce_zone->total_bounced++;
}
}
}

3
sys/i386/i386/busdma_machdep.c
View File

@ -920,7 +920,6 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
* want to add support for invalidating
* the caches on broken hardware
*/
dmat->bounce_zone->total_bounced++;
CTR4(KTR_BUSDMA, "%s: tag %p tag flags 0x%x op 0x%x "
"performing bounce", __func__, op, dmat, dmat->flags);
@ -931,6 +930,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
dmat->bounce_zone->total_bounced++;
}
if (op & BUS_DMASYNC_POSTREAD) {
@ -940,6 +940,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
dmat->bounce_zone->total_bounced++;
}
}
}

3
sys/ia64/ia64/busdma_machdep.c
View File

@ -820,7 +820,6 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
* want to add support for invalidating
* the caches on broken hardware
*/
total_bounced++;
if (op & BUS_DMASYNC_PREWRITE) {
while (bpage != NULL) {
@ -829,6 +828,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
total_bounced++;
}
if (op & BUS_DMASYNC_POSTREAD) {
@ -838,6 +838,7 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
bpage->datacount);
bpage = STAILQ_NEXT(bpage, links);
}
total_bounced++;
}
}
}