xiaomi-sm8450/android_kernel_xiaomi_sm8450
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lguest: add iomem region, where guest page faults get sent to userspace.

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This lets us implement PCI.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2015-02-11 15:15:10 +10:30
parent d1c29465b8
commit 7313d5217e
5 changed files with 58 additions and 7 deletions
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3
tools/lguest/lguest.c
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@@ -548,7 +548,8 @@ static void tell_kernel(unsigned long start)
{
unsigned long args[] = { LHREQ_INITIALIZE,
(unsigned long)guest_base,
guest_limit / getpagesize(), start };
guest_limit / getpagesize(), start,
guest_limit / getpagesize() };
verbose("Guest: %p - %p (%#lx)\n",
guest_base, guest_base + guest_limit, guest_limit);
lguest_fd = open_or_die("/dev/lguest", O_RDWR);