search for: state_ioreq_none

...ccording to Andrew Cooper''s comments v5:Some changes according to Jan''s comments, including a) remove "valid" field, use "ctrl_address" itself to judge if there is a valid pending msix unmask operation b) Call msix_post_handler() when (p->state == STATE_IOREQ_NONE), which means it gets executed only upon completion of I/O From de586050612f2fbe6fbb46065c2a84069c52009e Mon Sep 17 00:00:00 2001 From: Feng Wu <feng.wu@intel.com> Date: Wed, 13 Nov 2013 21:43:48 -0500 Subject: [PATCH v5] x86: properly handle MSI-X unmask operation from guests For a p...

.../io.c index deb7b92..6c83c25 100644 --- a/xen/arch/x86/hvm/io.c +++ b/xen/arch/x86/hvm/io.c @@ -297,6 +297,9 @@ void hvm_io_assist(ioreq_t *p) break; } + if ( msix_post_handler(curr) ) + gdprintk(XENLOG_ERR, "msix_post_handler error\n"); + if ( p->state == STATE_IOREQ_NONE ) vcpu_end_shutdown_deferral(curr); } diff --git a/xen/arch/x86/hvm/vmsi.c b/xen/arch/x86/hvm/vmsi.c index 4826b4a..2cdd0dc 100644 --- a/xen/arch/x86/hvm/vmsi.c +++ b/xen/arch/x86/hvm/vmsi.c @@ -293,7 +293,11 @@ static int msixtbl_write(struct vcpu *v, unsigned long address, /* exit...

This patch series is a reworking of a series developed by Mukesh Rathor at Oracle. The entirety of the design and development was done by him; I have only reworked, reorganized, and simplified things in a way that I think makes more sense. The vast majority of the credit for this effort therefore goes to him. This version is labelled v13 because it is based on his most recent series, v11.