tree e8d4db8a0db39878002e74fe3b5689ff2419b2ea
parent 77f4c9a68aedb9b0d290a1def1bfc8714be862ec
author Jan Kiszka <jan.kiszka@siemens.com> 1336584207 -0300
committer Kevin Wolf <kwolf@redhat.com> 1337007739 +0200

coroutine: Fix setup of sigaltstack coroutines

Use pthread_kill instead of process-wide kill to invoke the signal
handler used for stack switching. This may fix spurious lock-ups with
this backend, easily triggerable by extending the time window between
kill and sigsuspend.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>