diff options
Diffstat (limited to 'arch/parisc/kernel/signal.c')
| -rw-r--r-- | arch/parisc/kernel/signal.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index 64d315f..98e9e71 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -190,8 +190,10 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) DBG(1,"get_sigframe: ka = %#lx, sp = %#lx, frame_size = %#lx\n", (unsigned long)ka, sp, frame_size); + /* Align alternate stack and reserve 64 bytes for the signal + handler's frame marker. */ if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! sas_ss_flags(sp)) - sp = current->sas_ss_sp; /* Stacks grow up! */ + sp = (current->sas_ss_sp + 0x7f) & ~0x3f; /* Stacks grow up! */ DBG(1,"get_sigframe: Returning sp = %#lx\n", (unsigned long)sp); return (void __user *) sp; /* Stacks grow up. Fun. */ @@ -299,7 +301,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, #if DEBUG_SIG /* Assert that we're flushing in the correct space... */ { - int sid; + unsigned long sid; asm ("mfsp %%sr3,%0" : "=r" (sid)); DBG(1,"setup_rt_frame: Flushing 64 bytes at space %#x offset %p\n", sid, frame->tramp); |
