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author | Muchun Song <songmuchun@bytedance.com> | 2022-02-16 19:37:34 +0800 |
---|---|---|
committer | Will Deacon <will@kernel.org> | 2022-02-16 15:43:31 +0000 |
commit | d4d6f1538966e211913db5d522e67ed65d73625d (patch) | |
tree | 3ea420767117a63cfda3ff22e34c58bcd2ae15b6 | |
parent | cdd7d8cc0109bb8e2a0a04c5fe904b5ad4f07a80 (diff) | |
download | kvmtool-d4d6f1538966e211913db5d522e67ed65d73625d.tar.gz |
x86: Fix initialization of irq mptable
When dev_hdr->dev_num is greater one, the initialization of last_addr
is wrong. Fix it.
Fixes: f83cd16 ("kvm tools: irq: replace the x86 irq rbtree with the PCI device tree")
Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: Alexandru Elisei <alexandru.elisei@arm.com>
Link: https://lore.kernel.org/r/20220216113735.52240-1-songmuchun@bytedance.com
Signed-off-by: Will Deacon <will@kernel.org>
-rw-r--r-- | x86/mptable.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/x86/mptable.c b/x86/mptable.c index a984de9e..f13cf0f7 100644 --- a/x86/mptable.c +++ b/x86/mptable.c @@ -184,7 +184,7 @@ int mptable__init(struct kvm *kvm) mpc_intsrc = last_addr; mptable_add_irq_src(mpc_intsrc, pcibusid, srcbusirq, ioapicid, pci_hdr->irq_line); - last_addr = (void *)&mpc_intsrc[dev_hdr->dev_num]; + last_addr = (void *)&mpc_intsrc[1]; nentries++; dev_hdr = device__next_dev(dev_hdr); } |