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[RFC QEMU PATCH 15/18] softmmu: Enable qemu ram allocation with fd for Xen
- To: Gerd Hoffmann <kraxel@xxxxxxxxxx>, "Michael S . Tsirkin" <mst@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Antonio Caggiano <antonio.caggiano@xxxxxxxxxxxxx>, "Dr . David Alan Gilbert" <dgilbert@xxxxxxxxxx>, Robert Beckett <bob.beckett@xxxxxxxxxxxxx>, <qemu-devel@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Huang Rui <ray.huang@xxxxxxx>
- Date: Sun, 12 Mar 2023 17:22:41 +0800
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- Cc: Alex Deucher <alexander.deucher@xxxxxxx>, Christian König <christian.koenig@xxxxxxx>, "Stewart Hildebrand" <Stewart.Hildebrand@xxxxxxx>, Xenia Ragiadakou <burzalodowa@xxxxxxxxx>, Honglei Huang <honglei1.huang@xxxxxxx>, Julia Zhang <julia.zhang@xxxxxxx>, Chen Jiqian <Jiqian.Chen@xxxxxxx>, Huang Rui <ray.huang@xxxxxxx>
- Delivery-date: Sun, 12 Mar 2023 09:29:10 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Venus is requesting the function on Xen as well, enable this path on Xen
hypervisor.
Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
---
softmmu/physmem.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/softmmu/physmem.c b/softmmu/physmem.c
index e54561bace..2838dee2f2 100644
--- a/softmmu/physmem.c
+++ b/softmmu/physmem.c
@@ -2060,11 +2060,6 @@ RAMBlock *qemu_ram_alloc_from_fd(ram_addr_t size,
MemoryRegion *mr,
assert((ram_flags & ~(RAM_SHARED | RAM_PMEM | RAM_NORESERVE |
RAM_PROTECTED)) == 0);
- if (xen_enabled()) {
- error_setg(errp, "-mem-path not supported with Xen");
- return NULL;
- }
-
if (kvm_enabled() && !kvm_has_sync_mmu()) {
error_setg(errp,
"host lacks kvm mmu notifiers, -mem-path unsupported");
--
2.25.1
|
