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From: | Paolo Bonzini |
Subject: | Re: [Qemu-devel] [RFC 03/10] AHCI: Add PRD interrupt |
Date: | Sat, 13 Sep 2014 21:50:11 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 |
Il 13/09/2014 15:26, Paolo Bonzini ha scritto: >> > >> > + if (ad->dp_intr_req) { >> > + ahci_trigger_irq(ad->hba, ad, PORT_IRQ_SG_DONE); >> > + ad->dp_intr_req = 0; >> > + } > Is it also needed in the error case? Especially the short-PRDT case > that you are adding in the next patch. > ... and is it also needed for NCQ, albeit with a separate flag? Paolo
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