[Skiboot] [PATCH v3 02/13] xive: Don't try setting the reserved ACK# field in VPs

Benjamin Herrenschmidt benh at kernel.crashing.org
Sun Sep 10 17:35:24 AEST 2017


That doesn't work, the HW doesn't implement it in the cache
watch facility anyway.

Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
---
 hw/xive.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/hw/xive.c b/hw/xive.c
index fb9257e3..9148c5f6 100644
--- a/hw/xive.c
+++ b/hw/xive.c
@@ -882,11 +882,8 @@ static void xive_init_default_vp(struct xive_vp *vp,
 {
 	memset(vp, 0, sizeof(struct xive_vp));
 
-	/* Stash the EQ base in the pressure relief interrupt field
-	 * and set the ACK# to 0xff to disable pressure relief interrupts
-	 */
+	/* Stash the EQ base in the pressure relief interrupt field */
 	vp->w1 = (eq_blk << 28) | eq_idx;
-	vp->w5 = 0xff000000;
 	vp->w0 = VP_W0_VALID;
 }
 
-- 
2.13.5



More information about the Skiboot mailing list