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x86: signal_32.c: introduce signr_convert()

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Introduce signr_convert().
This function will help unification of setup_rt_frame().

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Hiroshi Shimamoto 2008-09-24 19:10:29 -07:00 committed by Ingo Molnar
parent 86d3237cd1
commit 8d8c13bdb5
1 changed files with 10 additions and 7 deletions
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17
arch/x86/kernel/signal_32.c
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@ -482,18 +482,21 @@ static int __setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
/*
* OK, we're invoking a handler:
*/
static int signr_convert(int sig)
{
struct thread_info *info = current_thread_info();
if (info->exec_domain && info->exec_domain->signal_invmap && sig < 32)
return info->exec_domain->signal_invmap[sig];
return sig;
}
static int
setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
sigset_t *set, struct pt_regs *regs)
{
int usig = signr_convert(sig);
int ret;
int usig;
usig = current_thread_info()->exec_domain
&& current_thread_info()->exec_domain->signal_invmap
&& sig < 32
? current_thread_info()->exec_domain->signal_invmap[sig]
: sig;
/* Set up the stack frame */
if (ka->sa.sa_flags & SA_SIGINFO)