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ID Maps are checking whether their pool is locked

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This commit is contained in:
Maria Matejka 2023-05-08 15:13:49 +02:00
parent fcbf22d1f6
commit 2623b7ba5d
2 changed files with 6 additions and 0 deletions
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5
lib/idm.c
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@ -22,6 +22,7 @@ idm_init(struct idm *m, pool *p, uint size)
m->used = 1; m->used = 1;
m->size = size; m->size = size;
m->data = mb_allocz(p, m->size * sizeof(u32)); m->data = mb_allocz(p, m->size * sizeof(u32));
m->pool = p;
/* ID 0 is reserved */ /* ID 0 is reserved */
m->data[0] = 1; m->data[0] = 1;
@ -34,6 +35,8 @@ idm_alloc(struct idm *m)
{ {
uint i, j; uint i, j;
ASSERT_DIE(DG_IS_LOCKED(m->pool->domain));
for (i = m->pos; i < m->size; i++) for (i = m->pos; i < m->size; i++)
if (m->data[i] != 0xffffffff) if (m->data[i] != 0xffffffff)
goto found; goto found;
@ -67,6 +70,8 @@ found:
void void
idm_free(struct idm *m, u32 id) idm_free(struct idm *m, u32 id)
{ {
ASSERT_DIE(DG_IS_LOCKED(m->pool->domain));
uint i = id / 32; uint i = id / 32;
uint j = id % 32; uint j = id % 32;

1
lib/idm.h
View File

@ -12,6 +12,7 @@
struct idm struct idm
{ {
pool *pool;
u32 *data; u32 *data;
u32 pos; u32 pos;
u32 used; u32 used;