KVM: Allow kernel to select size of mmap() buffer

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This allows us to store offsets in the kernel/user kvm_run area, and be
sure that userspace has them mapped.  As offsets can be outside the
kvm_run struct, userspace has no way of knowing how much to mmap.

Signed-off-by: Avi Kivity <avi@qumranet.com>

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This commit is contained in:

Avi Kivity 2007-03-07 13:05:38 +02:00

parent 1961d276c8

commit 07c45a366d

2 changed files with 11 additions and 1 deletions

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8

drivers/kvm/kvm_main.c

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4

include/linux/kvm.h

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