Author: mav
Date: Thu Aug 18 11:17:01 2016
New Revision: 304413
URL: https://svnweb.freebsd.org/changeset/base/304413
Log:
MFC r302946:
Do not consider the last interrupt shared if there are enough interrupts
for all channels.
Modified:
stable/10/sys/dev/ahci/ahci.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/ahci/ahci.c
==============================================================================
--- stable/10/sys/dev/ahci/ahci.c Thu Aug 18 11:15:35 2016
(r304412)
+++ stable/10/sys/dev/ahci/ahci.c Thu Aug 18 11:17:01 2016
(r304413)
@@ -373,7 +373,8 @@ ahci_setup_interrupt(device_t dev)
else if (ctlr->numirqs == 1 || i >= ctlr->channels ||
(ctlr->ccc && i == ctlr->cccv))
ctlr->irqs[i].mode = AHCI_IRQ_MODE_ALL;
- else if (i == ctlr->numirqs - 1)
+ else if (ctlr->channels > ctlr->numirqs &&
+ i == ctlr->numirqs - 1)
ctlr->irqs[i].mode = AHCI_IRQ_MODE_AFTER;
else
ctlr->irqs[i].mode = AHCI_IRQ_MODE_ONE;
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