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add arm64 support

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- add arm64 dependent codes with GICv3 and SVE support
- fix bugs based on architecture separation requests
This commit is contained in:
Takayuki Okamoto
2017-09-05 15:06:27 +09:00
parent 704096b139
commit 9989f41fd3
192 changed files with 26941 additions and 34 deletions
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103
executer/kernel/mcctrl/control.c
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@@ -1,3 +1,4 @@
/* control.c COPYRIGHT FUJITSU LIMITED 2016-2017 */
/**
* \file executer/kernel/control.c
* License details are found in the file LICENSE.
@@ -337,6 +338,11 @@ struct mcos_handler_info *new_mcos_handler_info(ihk_os_t os, struct file *file)
struct mcos_handler_info *info;
info = kmalloc(sizeof(struct mcos_handler_info), GFP_KERNEL);
#ifdef POSTK_DEBUG_TEMP_FIX_64 /* host process is SIGKILLed fix. */
if (info == NULL) {
return NULL;
}
#endif /* POSTK_DEBUG_TEMP_FIX_64 */
memset(info, '\0', sizeof(struct mcos_handler_info));
info->ud = ihk_host_os_get_usrdata(os);
info->file = file;
@@ -403,6 +409,11 @@ static long mcexec_newprocess(ihk_os_t os,
return -EFAULT;
}
info = new_mcos_handler_info(os, file);
#ifdef POSTK_DEBUG_TEMP_FIX_64 /* host process is SIGKILLed fix. */
if (info == NULL) {
return -ENOMEM;
}
#endif /* POSTK_DEBUG_TEMP_FIX_64 */
info->pid = desc.pid;
ihk_os_register_release_handler(file, release_handler, info);
ihk_os_set_mcos_private_data(file, info);
@@ -433,6 +444,12 @@ static long mcexec_start_image(ihk_os_t os,
}
info = new_mcos_handler_info(os, file);
#ifdef POSTK_DEBUG_TEMP_FIX_64 /* host process is SIGKILLed fix. */
if (info == NULL) {
kfree(desc);
return -ENOMEM;
}
#endif /* POSTK_DEBUG_TEMP_FIX_64 */
info->pid = desc->pid;
info->cpu = desc->cpu;
ihk_os_register_release_handler(file, release_handler, info);
@@ -540,7 +557,11 @@ static long mcexec_get_cpuset(ihk_os_t os, unsigned long arg)
struct mcctrl_usrdata *udp = ihk_host_os_get_usrdata(os);
struct mcctrl_part_exec *pe;
struct get_cpu_set_arg req;
#ifdef POSTK_DEBUG_ARCH_DEP_40 /* cpu_topology name change */
struct mcctrl_cpu_topology *cpu_top, *cpu_top_i;
#else /* POSTK_DEBUG_ARCH_DEP_40 */
struct cpu_topology *cpu_top, *cpu_top_i;
#endif /* POSTK_DEBUG_ARCH_DEP_40 */
struct cache_topology *cache_top;
int cpu, cpus_assigned, cpus_to_assign, cpu_prev;
int ret = 0;
@@ -610,6 +631,13 @@ static long mcexec_get_cpuset(ihk_os_t os, unsigned long arg)
pli_next = NULL;
/* Add ourself to the list in order of start time */
list_for_each_entry(pli_iter, &pe->pli_list, list) {
#ifdef POSTK_DEBUG_ARCH_DEP_74 /* Fix HOST-Linux version dependent code (task_struct.start_time) */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0)
if (pli_iter->task->start_time > current->start_time) {
pli_next = pli_iter;
break;
}
#else /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0) */
if ((pli_iter->task->start_time.tv_sec >
current->start_time.tv_sec) ||
((pli_iter->task->start_time.tv_sec ==
@@ -619,6 +647,18 @@ static long mcexec_get_cpuset(ihk_os_t os, unsigned long arg)
pli_next = pli_iter;
break;
}
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0) */
#else /* POSTK_DEBUG_ARCH_DEP_74 */
if ((pli_iter->task->start_time.tv_sec >
current->start_time.tv_sec) ||
((pli_iter->task->start_time.tv_sec ==
current->start_time.tv_sec) &&
((pli_iter->task->start_time.tv_nsec >
current->start_time.tv_nsec)))) {
pli_next = pli_iter;
break;
}
#endif /* POSTK_DEBUG_ARCH_DEP_74 */
}
/* Add in front of next */
@@ -1297,7 +1337,18 @@ retry_alloc:
ret = -EINVAL;;
goto put_ppd_out;
}
#ifdef POSTK_DEBUG_ARCH_DEP_46 /* user area direct access fix. */
if (copy_to_user(&req->cpu, &packet->ref, sizeof(req->cpu))) {
if (mcctrl_delete_per_thread_data(ppd, current) < 0) {
kprintf("%s: error deleting per-thread data\n", __FUNCTION__);
}
ret = -EINVAL;
goto put_ppd_out;
}
#else /* POSTK_DEBUG_ARCH_DEP_46 */
req->cpu = packet->ref;
#endif /* POSTK_DEBUG_ARCH_DEP_46 */
ret = 0;
goto put_ppd_out;
@@ -1497,6 +1548,42 @@ mcexec_getcred(unsigned long phys)
{
int *virt = phys_to_virt(phys);
#ifdef POSTK_DEBUG_TEMP_FIX_45 /* setfsgid()/setfsuid() mismatch fix. */
int ret = -EINVAL;
if (virt[0] == 0 || virt[0] == task_pid_vnr(current)) {
virt[0] = GUIDVAL(current_uid());
virt[1] = GUIDVAL(current_euid());
virt[2] = GUIDVAL(current_suid());
virt[3] = GUIDVAL(current_fsuid());
virt[4] = GUIDVAL(current_gid());
virt[5] = GUIDVAL(current_egid());
virt[6] = GUIDVAL(current_sgid());
virt[7] = GUIDVAL(current_fsgid());
ret = 0;
} else {
const struct task_struct *task_p =
pid_task(find_get_pid(virt[0]), PIDTYPE_PID);
if (task_p) {
const struct cred *t_cred = __task_cred(task_p);
rcu_read_lock();
virt[0] = GUIDVAL(t_cred->uid);
virt[1] = GUIDVAL(t_cred->euid);
virt[2] = GUIDVAL(t_cred->suid);
virt[3] = GUIDVAL(t_cred->fsuid);
virt[4] = GUIDVAL(t_cred->gid);
virt[5] = GUIDVAL(t_cred->egid);
virt[6] = GUIDVAL(t_cred->sgid);
virt[7] = GUIDVAL(t_cred->fsgid);
rcu_read_unlock();
ret = 0;
}
}
return ret;
#else /* POSTK_DEBUG_TEMP_FIX_45 */
virt[0] = GUIDVAL(current_uid());
virt[1] = GUIDVAL(current_euid());
virt[2] = GUIDVAL(current_suid());
@@ -1506,6 +1593,7 @@ mcexec_getcred(unsigned long phys)
virt[6] = GUIDVAL(current_sgid());
virt[7] = GUIDVAL(current_fsgid());
return 0;
#endif /* POSTK_DEBUG_TEMP_FIX_45 */
}
int
@@ -2416,8 +2504,13 @@ mcexec_uti_attr(ihk_os_t os, struct uti_attr_desc __user *arg)
cpumask_t *cpuset;
struct mcctrl_usrdata *ud = ihk_host_os_get_usrdata(os);
ihk_device_t dev = ihk_os_to_dev(os);
#ifdef POSTK_DEBUG_ARCH_DEP_40 /* cpu_topology name change */
struct mcctrl_cpu_topology *cpu_topo;
struct mcctrl_cpu_topology *target_cpu = NULL;
#else /* POSTK_DEBUG_ARCH_DEP_40 */
struct cpu_topology *cpu_topo;
struct cpu_topology *target_cpu = NULL;
#endif /* POSTK_DEBUG_ARCH_DEP_40 */
struct node_topology *node_topo;
struct ihk_cache_topology *lcache_topo;
struct ihk_node_topology *lnode_topo;
@@ -2486,8 +2579,18 @@ mcexec_uti_attr(ihk_os_t os, struct uti_attr_desc __user *arg)
continue;
if(IS_ERR(lnode_topo))
continue;
#ifdef POSTK_DEBUG_ARCH_DEP_54 /* cpu_isset() linux version depend fix. */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
if (cpumask_test_cpu(target_cpu->saved->cpu_number,
&lnode_topo->cpumap)) {
#else
if (cpu_isset(target_cpu->saved->cpu_number,
lnode_topo->cpumap)) {
#endif
#else /* POSTK_DEBUG_ARCH_DEP_54 */
if (cpu_isset(target_cpu->saved->cpu_number,
lnode_topo->cpumap)) {
#endif /* POSTK_DEBUG_ARCH_DEP_54 */
if (kattr->attr.flags &
UTI_FLAG_SAME_NUMA_DOMAIN) {
cpumask_or(wkmask, wkmask,