mirror of https://github.com/proxmox/mirror_qemu
qemu-doc: Fix ivshmem huge page example
Option parameter "share" is missing. Without it, you get a *private* mmap(), which defeats ivshmem's purpose pretty thoroughly ;) While there, switch to the conventional mountpoint of hugetlbfs /dev/hugepages. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <1458066895-20632-5-git-send-email-armbru@redhat.com>master
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@ -1311,7 +1311,7 @@ Instead of specifying the <shm size> using POSIX shm, you may specify
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a memory backend that has hugepage support:
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a memory backend that has hugepage support:
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@example
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@example
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qemu-system-i386 -object memory-backend-file,size=1G,mem-path=/mnt/hugepages/my-shmem-file,id=mb1
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qemu-system-i386 -object memory-backend-file,size=1G,mem-path=/dev/hugepages/my-shmem-file,share,id=mb1
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-device ivshmem,x-memdev=mb1
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-device ivshmem,x-memdev=mb1
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@end example
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@end example
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