48 lines
1.6 KiB
Diff
48 lines
1.6 KiB
Diff
From da9a24793e876f6f2727d57f939d882be26a47b8 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@redhat.com>
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Date: Fri, 22 Dec 2023 08:55:23 +0100
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Subject: [PATCH 064/101] backends/iommufd: Remove check on number of backend
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users
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Eric Auger <eric.auger@redhat.com>
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RH-MergeRequest: 211: IOMMUFD backend backport
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RH-Jira: RHEL-19302 RHEL-21057
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RH-Acked-by: Cédric Le Goater <clg@redhat.com>
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RH-Acked-by: Sebastian Ott <sebott@redhat.com>
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RH-Commit: [63/67] ac4d4589d1f2de5ac3f0adfd8d1f27dbf6bbfdee (eauger1/centos-qemu-kvm)
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QOM already has a ref count on objects and it will assert much
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earlier, when INT_MAX is reached.
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Reviewed-by: Eric Auger <eric.auger@redhat.com>
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Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
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Signed-off-by: Cédric Le Goater <clg@redhat.com>
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(cherry picked from commit c2ab3a6f7411c895e538e8350fee8948ac07c1a0)
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Signed-off-by: Eric Auger <eric.auger@redhat.com>
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---
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backends/iommufd.c | 5 -----
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1 file changed, 5 deletions(-)
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diff --git a/backends/iommufd.c b/backends/iommufd.c
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index ba58a0eb0d..393c0d9a37 100644
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--- a/backends/iommufd.c
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+++ b/backends/iommufd.c
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@@ -80,11 +80,6 @@ int iommufd_backend_connect(IOMMUFDBackend *be, Error **errp)
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int fd, ret = 0;
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qemu_mutex_lock(&be->lock);
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- if (be->users == UINT32_MAX) {
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- error_setg(errp, "too many connections");
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- ret = -E2BIG;
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- goto out;
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- }
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if (be->owned && !be->users) {
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fd = qemu_open_old("/dev/iommu", O_RDWR);
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if (fd < 0) {
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--
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2.39.3
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