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Re: [Qemu-devel] [PATCH v2 2/6] ivshmem: Convert to msix_init_exclusive_
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH v2 2/6] ivshmem: Convert to msix_init_exclusive_bar() interface |
Date: |
Thu, 14 Jun 2012 08:01:39 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2012-06-14 06:51, Alex Williamson wrote:
> Trivial conversion, failed to have an uninit before and after.
Need not be in this series, but we should fix that trivial bug nevertheless.
Jan
>
> Signed-off-by: Alex Williamson <address@hidden>
> ---
>
> hw/ivshmem.c | 10 +++-------
> 1 file changed, 3 insertions(+), 7 deletions(-)
>
> diff --git a/hw/ivshmem.c b/hw/ivshmem.c
> index 05559b6..8b49eee 100644
> --- a/hw/ivshmem.c
> +++ b/hw/ivshmem.c
> @@ -70,7 +70,6 @@ typedef struct IVShmemState {
> */
> MemoryRegion bar;
> MemoryRegion ivshmem;
> - MemoryRegion msix_bar;
> uint64_t ivshmem_size; /* size of shared memory region */
> int shm_fd; /* shared memory file descriptor */
>
> @@ -563,16 +562,13 @@ static uint64_t ivshmem_get_size(IVShmemState * s) {
>
> static void ivshmem_setup_msi(IVShmemState * s)
> {
> - memory_region_init(&s->msix_bar, "ivshmem-msix", 4096);
> - if (!msix_init(&s->dev, s->vectors, &s->msix_bar, 1, 0)) {
> - pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY,
> - &s->msix_bar);
> - IVSHMEM_DPRINTF("msix initialized (%d vectors)\n", s->vectors);
> - } else {
> + if (msix_init_exclusive_bar(&s->dev, s->vectors, 1)) {
> IVSHMEM_DPRINTF("msix initialization failed\n");
> exit(1);
> }
>
> + IVSHMEM_DPRINTF("msix initialized (%d vectors)\n", s->vectors);
> +
> /* allocate QEMU char devices for receiving interrupts */
> s->eventfd_table = g_malloc0(s->vectors * sizeof(EventfdEntry));
>
>
--
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