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apply hostarch on pagetables_arm64_test.go 

Signed-off-by: Howard Zhang <howard.zhang@arm.com>
This commit is contained in:
Howard Zhang 2021-03-30 16:35:49 +08:00
parent 8a2f7e716d
commit a8584ab67f
1 changed files with 19 additions and 19 deletions
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38
pkg/ring0/pagetables/pagetables_arm64_test.go
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@ -19,24 +19,24 @@ package pagetables
import (
"testing"
"gvisor.dev/gvisor/pkg/usermem"
"gvisor.dev/gvisor/pkg/hostarch"
)
func Test2MAnd4K(t *testing.T) {
pt := New(NewRuntimeAllocator())
// Map a small page and a huge page.
pt.Map(0x400000, pteSize, MapOpts{AccessType: usermem.ReadWrite, User: true}, pteSize*42)
pt.Map(0x0000ff0000000000, pmdSize, MapOpts{AccessType: usermem.Read, User: true}, pmdSize*47)
pt.Map(0x400000, pteSize, MapOpts{AccessType: hostarch.ReadWrite, User: true}, pteSize*42)
pt.Map(0x0000ff0000000000, pmdSize, MapOpts{AccessType: hostarch.Read, User: true}, pmdSize*47)
pt.Map(0xffff000000400000, pteSize, MapOpts{AccessType: usermem.ReadWrite, User: false}, pteSize*42)
pt.Map(0xffffff0000000000, pmdSize, MapOpts{AccessType: usermem.Read, User: false}, pmdSize*47)
pt.Map(0xffff000000400000, pteSize, MapOpts{AccessType: hostarch.ReadWrite, User: false}, pteSize*42)
pt.Map(0xffffff0000000000, pmdSize, MapOpts{AccessType: hostarch.Read, User: false}, pmdSize*47)
checkMappings(t, pt, []mapping{
{0x400000, pteSize, pteSize * 42, MapOpts{AccessType: usermem.ReadWrite, User: true}},
{0x0000ff0000000000, pmdSize, pmdSize * 47, MapOpts{AccessType: usermem.Read, User: true}},
{0xffff000000400000, pteSize, pteSize * 42, MapOpts{AccessType: usermem.ReadWrite, User: false}},
{0xffffff0000000000, pmdSize, pmdSize * 47, MapOpts{AccessType: usermem.Read, User: false}},
{0x400000, pteSize, pteSize * 42, MapOpts{AccessType: hostarch.ReadWrite, User: true}},
{0x0000ff0000000000, pmdSize, pmdSize * 47, MapOpts{AccessType: hostarch.Read, User: true}},
{0xffff000000400000, pteSize, pteSize * 42, MapOpts{AccessType: hostarch.ReadWrite, User: false}},
{0xffffff0000000000, pmdSize, pmdSize * 47, MapOpts{AccessType: hostarch.Read, User: false}},
})
}
@ -44,12 +44,12 @@ func Test1GAnd4K(t *testing.T) {
pt := New(NewRuntimeAllocator())
// Map a small page and a super page.
pt.Map(0x400000, pteSize, MapOpts{AccessType: usermem.ReadWrite, User: true}, pteSize*42)
pt.Map(0x0000ff0000000000, pudSize, MapOpts{AccessType: usermem.Read, User: true}, pudSize*47)
pt.Map(0x400000, pteSize, MapOpts{AccessType: hostarch.ReadWrite, User: true}, pteSize*42)
pt.Map(0x0000ff0000000000, pudSize, MapOpts{AccessType: hostarch.Read, User: true}, pudSize*47)
checkMappings(t, pt, []mapping{
{0x400000, pteSize, pteSize * 42, MapOpts{AccessType: usermem.ReadWrite, User: true}},
{0x0000ff0000000000, pudSize, pudSize * 47, MapOpts{AccessType: usermem.Read, User: true}},
{0x400000, pteSize, pteSize * 42, MapOpts{AccessType: hostarch.ReadWrite, User: true}},
{0x0000ff0000000000, pudSize, pudSize * 47, MapOpts{AccessType: hostarch.Read, User: true}},
})
}
@ -57,12 +57,12 @@ func TestSplit1GPage(t *testing.T) {
pt := New(NewRuntimeAllocator())
// Map a super page and knock out the middle.
pt.Map(0x0000ff0000000000, pudSize, MapOpts{AccessType: usermem.Read, User: true}, pudSize*42)
pt.Map(0x0000ff0000000000, pudSize, MapOpts{AccessType: hostarch.Read, User: true}, pudSize*42)
pt.Unmap(hostarch.Addr(0x0000ff0000000000+pteSize), pudSize-(2*pteSize))
checkMappings(t, pt, []mapping{
{0x0000ff0000000000, pteSize, pudSize * 42, MapOpts{AccessType: usermem.Read, User: true}},
{0x0000ff0000000000 + pudSize - pteSize, pteSize, pudSize*42 + pudSize - pteSize, MapOpts{AccessType: usermem.Read, User: true}},
{0x0000ff0000000000, pteSize, pudSize * 42, MapOpts{AccessType: hostarch.Read, User: true}},
{0x0000ff0000000000 + pudSize - pteSize, pteSize, pudSize*42 + pudSize - pteSize, MapOpts{AccessType: hostarch.Read, User: true}},
})
}
@ -70,11 +70,11 @@ func TestSplit2MPage(t *testing.T) {
pt := New(NewRuntimeAllocator())
// Map a huge page and knock out the middle.
pt.Map(0x0000ff0000000000, pmdSize, MapOpts{AccessType: usermem.Read, User: true}, pmdSize*42)
pt.Map(0x0000ff0000000000, pmdSize, MapOpts{AccessType: hostarch.Read, User: true}, pmdSize*42)
pt.Unmap(hostarch.Addr(0x0000ff0000000000+pteSize), pmdSize-(2*pteSize))
checkMappings(t, pt, []mapping{
{0x0000ff0000000000, pteSize, pmdSize * 42, MapOpts{AccessType: usermem.Read, User: true}},
{0x0000ff0000000000 + pmdSize - pteSize, pteSize, pmdSize*42 + pmdSize - pteSize, MapOpts{AccessType: usermem.Read, User: true}},
{0x0000ff0000000000, pteSize, pmdSize * 42, MapOpts{AccessType: hostarch.Read, User: true}},
{0x0000ff0000000000 + pmdSize - pteSize, pteSize, pmdSize*42 + pmdSize - pteSize, MapOpts{AccessType: hostarch.Read, User: true}},
})
}