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[Qemu-devel] [PULL 14/19] target/i386: sev: Do not unpin ram device memo
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 14/19] target/i386: sev: Do not unpin ram device memory region |
Date: |
Tue, 16 Jul 2019 10:11:12 +0200 |
From: Alex Williamson <address@hidden>
The commit referenced below skipped pinning ram device memory when
ram blocks are added, we need to do the same when they're removed.
Cc: Brijesh Singh <address@hidden>
Cc: Paolo Bonzini <address@hidden>
Fixes: cedc0ad539af ("target/i386: sev: Do not pin the ram device memory
region")
Signed-off-by: Alex Williamson <address@hidden>
Message-Id: <address@hidden>
Reviewed-by: Singh, Brijesh <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
target/i386/sev.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/target/i386/sev.c b/target/i386/sev.c
index 6dbdc3c..5ba1384 100644
--- a/target/i386/sev.c
+++ b/target/i386/sev.c
@@ -161,6 +161,17 @@ sev_ram_block_removed(RAMBlockNotifier *n, void *host,
size_t size)
{
int r;
struct kvm_enc_region range;
+ ram_addr_t offset;
+ MemoryRegion *mr;
+
+ /*
+ * The RAM device presents a memory region that should be treated
+ * as IO region and should not have been pinned.
+ */
+ mr = memory_region_from_host(host, &offset);
+ if (mr && memory_region_is_ram_device(mr)) {
+ return;
+ }
range.addr = (__u64)(unsigned long)host;
range.size = size;
--
1.8.3.1
- [Qemu-devel] [PULL 05/19] iscsi: base all handling of check condition on scsi_sense_to_errno, (continued)
- [Qemu-devel] [PULL 05/19] iscsi: base all handling of check condition on scsi_sense_to_errno, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 06/19] build-sys: remove slirp cflags from main-loop.o, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 07/19] rdmacm-mux: fix strcpy string warning, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 08/19] hw/i386: turn off vmport if CONFIG_VMPORT is disabled, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 09/19] memory: unref the memory region in simplify flatview, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 10/19] Fix broken build with WHPX enabled, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 11/19] util: merge main-loop.c and iohandler.c, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 12/19] hw/lm32/Kconfig: Milkymist One provides a USB 1.1 Controller, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 14/19] target/i386: sev: Do not unpin ram device memory region,
Paolo Bonzini <=
- [Qemu-devel] [PULL 15/19] hw/usb/Kconfig: Add CONFIG_USB_EHCI_PCI, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 16/19] hw/usb/Kconfig: USB_XHCI_NEC requires USB_XHCI, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 13/19] checkpatch: detect doubly-encoded UTF-8, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 17/19] Makefile: do not repeat $(CONFIG_SOFTMMU) in hw/Makefile.objs, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 19/19] vl: make sure char-pty message displayed by moving setbuf to the beginning, Paolo Bonzini, 2019/07/16
- [Qemu-devel] [PULL 18/19] create_config: remove $(CONFIG_SOFTMMU) hack, Paolo Bonzini, 2019/07/16
- Re: [Qemu-devel] [PULL 00/19] Bugfix/cleanup patches for 2019-07-16, no-reply, 2019/07/16
- Re: [Qemu-devel] [PULL 00/19] Bugfix/cleanup patches for 2019-07-16, Peter Maydell, 2019/07/16
- Re: [Qemu-devel] [PULL 00/19] Bugfix/cleanup patches for 2019-07-16, Peter Maydell, 2019/07/19