diff options
| author | lubinszARM <34124929+lubinszARM@users.noreply.github.com> | 2020-07-23 16:06:46 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-07-23 16:08:16 -0700 |
| commit | 4eb3c8c7e59b1f3dd0c0bfc253cd5c8c6067d05d (patch) | |
| tree | 04ecd35a99605c229b5bfc35901e62d3b9642d72 /pkg/sentry/arch/arch_arm64.go | |
| parent | dd530eeeff09128d4c2428e1d6f24205a29e661e (diff) | |
kvm-tls-2:add the preservation of user-TLS in the Arm64 kvm platform
This patch load/save TLS for the container application.
Related issue: full context-switch supporting for Arm64 #1238
COPYBARA_INTEGRATE_REVIEW=https://github.com/google/gvisor/pull/2761 from lubinszARM:pr_tls_2 cb5dbca1c9c3f378002406da7a58887f9b5032b3
PiperOrigin-RevId: 322887044
Diffstat (limited to 'pkg/sentry/arch/arch_arm64.go')
| -rw-r--r-- | pkg/sentry/arch/arch_arm64.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/pkg/sentry/arch/arch_arm64.go b/pkg/sentry/arch/arch_arm64.go index ada7ac7b8..cabbf60e0 100644 --- a/pkg/sentry/arch/arch_arm64.go +++ b/pkg/sentry/arch/arch_arm64.go @@ -142,7 +142,7 @@ func (c *context64) SetStack(value uintptr) { // TLS returns the current TLS pointer. func (c *context64) TLS() uintptr { - return uintptr(c.TPValue) + return uintptr(c.Regs.TPIDR_EL0) } // SetTLS sets the current TLS pointer. Returns false if value is invalid. @@ -151,7 +151,7 @@ func (c *context64) SetTLS(value uintptr) bool { return false } - c.TPValue = uint64(value) + c.Regs.TPIDR_EL0 = uint64(value) return true } |