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openSUSE:Leap:15.5:Update
qemu-testsuite.28156
0046-memory-Fix-the-memory-region-type-a.patch
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File 0046-memory-Fix-the-memory-region-type-a.patch of Package qemu-testsuite.28156
From: "Singh, Brijesh" <brijesh.singh@amd.com> Date: Fri, 15 Feb 2019 14:22:21 -0700 Subject: memory: Fix the memory region type assignment order Currently, a callback registered through the RAMBlock notifier is not able to get the memory region type (i.e callback is not able to use memory_region_is_ram_device function). This is because mr->ram assignment happens _after_ the memory is allocated whereas the callback is executed during allocation. Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1667249 Suggested-by: Alex Williamson <alex.williamson@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> [BSC#1123205] Signed-off-by: Bruce Rogers <brogers@suse.com> --- memory.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/memory.c b/memory.c index d14c6dec1d2e1a75658823d6b6da..d1b68fdae81ad75563a5f09ecffa 100644 --- a/memory.c +++ b/memory.c @@ -1605,10 +1605,17 @@ void memory_region_init_ram_device_ptr(MemoryRegion *mr, uint64_t size, void *ptr) { - memory_region_init_ram_ptr(mr, owner, name, size, ptr); + memory_region_init(mr, owner, name, size); + mr->ram = true; + mr->terminates = true; mr->ram_device = true; mr->ops = &ram_device_mem_ops; mr->opaque = mr; + mr->destructor = memory_region_destructor_ram; + mr->dirty_log_mask = tcg_enabled() ? (1 << DIRTY_MEMORY_CODE) : 0; + /* qemu_ram_alloc_from_ptr cannot fail with ptr != NULL. */ + assert(ptr != NULL); + mr->ram_block = qemu_ram_alloc_from_ptr(size, ptr, mr, &error_fatal); } void memory_region_init_alias(MemoryRegion *mr,
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