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author | gVisor bot <gvisor-bot@google.com> | 2020-04-17 18:21:08 +0000 |
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committer | gVisor bot <gvisor-bot@google.com> | 2020-04-17 18:21:08 +0000 |
commit | 0f9e6d074af4099c048ec9b31035cbc6cc30474d (patch) | |
tree | 2754312a82d8cf170efd9757965033e8c6bd5eee /pkg/sentry/mm/metadata.go | |
parent | 0665b0af8fb412f3194d6faaa11a1721b0133b8e (diff) | |
parent | 80deebb0bfde2a53c943deb8d8473239bb6de3eb (diff) |
Merge release-20200323.0-179-g80deebb (automated)
Diffstat (limited to 'pkg/sentry/mm/metadata.go')
-rw-r--r-- | pkg/sentry/mm/metadata.go | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/pkg/sentry/mm/metadata.go b/pkg/sentry/mm/metadata.go index 6a49334f4..28e5057f7 100644 --- a/pkg/sentry/mm/metadata.go +++ b/pkg/sentry/mm/metadata.go @@ -167,3 +167,17 @@ func (mm *MemoryManager) SetExecutable(file fsbridge.File) { orig.DecRef() } } + +// VDSOSigReturn returns the address of vdso_sigreturn. +func (mm *MemoryManager) VDSOSigReturn() uint64 { + mm.metadataMu.Lock() + defer mm.metadataMu.Unlock() + return mm.vdsoSigReturnAddr +} + +// SetVDSOSigReturn sets the address of vdso_sigreturn. +func (mm *MemoryManager) SetVDSOSigReturn(addr uint64) { + mm.metadataMu.Lock() + defer mm.metadataMu.Unlock() + mm.vdsoSigReturnAddr = addr +} |