Re: [PATCH v1 8/8] virtio-mem: kdump mode to sanitize /proc/vmcore access
From: David Hildenbrand <hidden>
Date: 2021-09-29 08:38:16
Also in:
kexec, linux-fsdevel, linux-mm, lkml, xen-devel
[...]
+
+static bool virtio_mem_vmcore_pfn_is_ram(struct vmcore_cb *cb,
+ unsigned long pfn)
+{
+ struct virtio_mem *vm = container_of(cb, struct virtio_mem,
+ vmcore_cb);
+ uint64_t addr = PFN_PHYS(pfn);
+ bool is_ram;
+ int rc;
+
+ if (!virtio_mem_contains_range(vm, addr, addr + PAGE_SIZE))Some more testing revealed that this has to be if (!virtio_mem_contains_range(vm, addr, PAGE_SIZE)) -- Thanks, David / dhildenb _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization