From 47405ab642101c8ea0472ae434ab4bd2bc1fa41f Mon Sep 17 00:00:00 2001 From: Timothy E Baldwin Date: Thu, 12 May 2016 18:47:40 +0100 Subject: linux-user: Support for restarting system calls for S390 targets Update the S390 main loop and sigreturn code: * on TARGET_ERESTARTSYS, wind guest PC backwards to repeat syscall insn * set all guest CPU state within signal.c code on sigreturn * handle TARGET_QEMU_ESIGRETURN in the main loop as the indication that the main loop should not touch any guest CPU state Signed-off-by: Timothy Edward Baldwin Message-id: 1441497448-32489-33-git-send-email-T.E.Baldwin99@members.leeds.ac.uk Reviewed-by: Peter Maydell [PMM: tweak commit message; remove stray double semicolon; drop TARGET_USE_ERESTARTSYS define] Signed-off-by: Peter Maydell Signed-off-by: Riku Voipio --- linux-user/s390x/target_signal.h | 1 + 1 file changed, 1 insertion(+) (limited to 'linux-user/s390x') diff --git a/linux-user/s390x/target_signal.h b/linux-user/s390x/target_signal.h index b4816b040f..a6fb2873a3 100644 --- a/linux-user/s390x/target_signal.h +++ b/linux-user/s390x/target_signal.h @@ -23,4 +23,5 @@ static inline abi_ulong get_sp_from_cpustate(CPUS390XState *state) return state->regs[15]; } + #endif /* TARGET_SIGNAL_H */ -- cgit v1.2.3-55-g7522