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userspace: simplify thread_id checks

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Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This commit is contained in:
Andrew Boie 2017-10-16 15:29:30 -07:00 • committed by Andrew Boie
commit 2574219d8b
1 changed files with 8 additions and 6 deletions
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14
kernel/userspace.c
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@ -14,6 +14,8 @@
#include <syscall.h>
#include <syscall_handler.h>
#define MAX_THREAD_BITS (CONFIG_MAX_THREAD_BYTES * 8)
const char *otype_to_str(enum k_objects otype)
{
/* -fdata-sections doesn't work right except in very very recent
@ -116,15 +118,15 @@ void _thread_perms_inherit(struct k_thread *parent, struct k_thread *child)
parent
};
if ((ctx.parent_id < 8 * CONFIG_MAX_THREAD_BYTES) &&
(ctx.child_id < 8 * CONFIG_MAX_THREAD_BYTES)) {
if ((ctx.parent_id < MAX_THREAD_BITS) &&
(ctx.child_id < MAX_THREAD_BITS)) {
_k_object_wordlist_foreach(wordlist_cb, &ctx);
}
}
void _thread_perms_set(struct _k_object *ko, struct k_thread *thread)
{
if (thread->base.perm_index < 8 * CONFIG_MAX_THREAD_BYTES) {
if (thread->base.perm_index < MAX_THREAD_BITS) {
sys_bitfield_set_bit((mem_addr_t)&ko->perms,
thread->base.perm_index);
}
@ -132,7 +134,7 @@ void _thread_perms_set(struct _k_object *ko, struct k_thread *thread)
void _thread_perms_clear(struct _k_object *ko, struct k_thread *thread)
{
if (thread->base.perm_index < 8 * CONFIG_MAX_THREAD_BYTES) {
if (thread->base.perm_index < MAX_THREAD_BITS) {
sys_bitfield_clear_bit((mem_addr_t)&ko->perms,
thread->base.perm_index);
}
@ -147,7 +149,7 @@ static void clear_perms_cb(struct _k_object *ko, void *ctx_ptr)
void _thread_perms_all_clear(struct k_thread *thread)
{
if (thread->base.perm_index < 8 * CONFIG_MAX_THREAD_BYTES) {
if (thread->base.perm_index < MAX_THREAD_BITS) {
_k_object_wordlist_foreach(clear_perms_cb,
(void *)thread->base.perm_index);
}
@ -159,7 +161,7 @@ static int thread_perms_test(struct _k_object *ko)
return 1;
}
if (_current->base.perm_index < 8 * CONFIG_MAX_THREAD_BYTES) {
if (_current->base.perm_index < MAX_THREAD_BITS) {
return sys_bitfield_test_bit((mem_addr_t)&ko->perms,
_current->base.perm_index);
}