From d2565875ec5a483ddcdf3cec821830bd1f082cf6 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Fri, 4 Jan 2013 16:39:32 -0800 Subject: alpha-linux-user: Fix sigaction Unconditional bswap replaced by __get_user/__put_user. Signed-off-by: Richard Henderson Signed-off-by: Blue Swirl --- linux-user/signal.c | 22 ++++++++-------------- linux-user/syscall_defs.h | 2 +- 2 files changed, 9 insertions(+), 15 deletions(-) diff --git a/linux-user/signal.c b/linux-user/signal.c index 95e2ffa..407619a 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -607,28 +607,22 @@ int do_sigaction(int sig, const struct target_sigaction *act, sig, act, oact); #endif if (oact) { - oact->_sa_handler = tswapal(k->_sa_handler); -#if defined(TARGET_MIPS) || defined (TARGET_ALPHA) - oact->sa_flags = bswap32(k->sa_flags); -#else - oact->sa_flags = tswapal(k->sa_flags); -#endif + __put_user(k->_sa_handler, &oact->_sa_handler); + __put_user(k->sa_flags, &oact->sa_flags); #if !defined(TARGET_MIPS) - oact->sa_restorer = tswapal(k->sa_restorer); + __put_user(k->sa_restorer, &oact->sa_restorer); #endif + /* Not swapped. */ oact->sa_mask = k->sa_mask; } if (act) { /* FIXME: This is not threadsafe. */ - k->_sa_handler = tswapal(act->_sa_handler); -#if defined(TARGET_MIPS) || defined (TARGET_ALPHA) - k->sa_flags = bswap32(act->sa_flags); -#else - k->sa_flags = tswapal(act->sa_flags); -#endif + __get_user(k->_sa_handler, &act->_sa_handler); + __get_user(k->sa_flags, &act->sa_flags); #if !defined(TARGET_MIPS) - k->sa_restorer = tswapal(act->sa_restorer); + __get_user(k->sa_restorer, &act->sa_restorer); #endif + /* To be swapped in target_to_host_sigset. */ k->sa_mask = act->sa_mask; /* we update the host linux signal state */ diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index d4589e7..f8f5539 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -544,7 +544,7 @@ int do_sigaction(int sig, const struct target_sigaction *act, struct target_old_sigaction { abi_ulong _sa_handler; abi_ulong sa_mask; - abi_ulong sa_flags; + int32_t sa_flags; }; struct target_rt_sigaction { -- cgit v1.1