AuxXxilium/linux_dsm_epyc7002
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x86: Remove signal translation and exec_domain

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As execution domain support is gone we can remove
signal translation from the signal code and remove
exec_domain from thread_info.

Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Richard Weinberger 2014-07-13 17:43:51 +02:00
parent 19b6d0b6df
commit 3050a35fba
2 changed files with 1 additions and 18 deletions
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3
arch/x86/include/asm/thread_info.h
View File

@ -19,13 +19,11 @@
*/
#ifndef __ASSEMBLY__
struct task_struct;
struct exec_domain;
#include <asm/processor.h>
#include <linux/atomic.h>
struct thread_info {
struct task_struct *task; /* main task structure */
struct exec_domain *exec_domain; /* execution domain */
__u32 flags; /* low level flags */
__u32 status; /* thread synchronous flags */
__u32 cpu; /* current CPU */
@ -39,7 +37,6 @@ struct thread_info {
#define INIT_THREAD_INFO(tsk) \
{ \
.task = &tsk, \
.exec_domain = &default_exec_domain, \
.flags = 0, \
.cpu = 0, \
.saved_preempt_count = INIT_PREEMPT_COUNT, \

16
arch/x86/kernel/signal.c
View File

@ -592,24 +592,10 @@ asmlinkage long sys_rt_sigreturn(void)
return 0;
}
/*
* OK, we're invoking a handler:
*/
static int signr_convert(int sig)
{
#ifdef CONFIG_X86_32
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];
#endif /* CONFIG_X86_32 */
return sig;
}
static int
setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs)
{
int usig = signr_convert(ksig->sig);
int usig = ksig->sig;
sigset_t *set = sigmask_to_save();
compat_sigset_t *cset = (compat_sigset_t *) set;