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Clean up cothread destruction code

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Original commit message from CVS:
Clean up cothread destruction code
This commit is contained in:
David Schleef 2002-12-10 04:05:14 +00:00
parent 384d119c72
commit af978603db
1 changed files with 13 additions and 61 deletions
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74
gst/cothreads.c
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@ -183,15 +183,19 @@ cothread_context_free (cothread_context *ctx)
GST_INFO (GST_CAT_COTHREADS, "free cothread context");
for (i = 0; i < COTHREAD_MAXTHREADS; i++) {
for (i = 1; i < COTHREAD_MAXTHREADS; i++) {
if (ctx->cothreads[i]) {
cothread_destroy (ctx->cothreads[i]);
}
}
if (ctx->cothreads[0]) {
g_free(ctx->cothreads[0]);
ctx->cothreads[0] = NULL;
}
g_hash_table_destroy (ctx->data);
/* make sure we free the private key for cothread context */
GST_INFO (GST_CAT_COTHREADS, "setting private _cothread_ctx_key to NULL in thread %p",
g_thread_self());
g_thread_self());
g_static_private_set (&_cothread_ctx_key, NULL, NULL);
g_free (ctx);
}
@ -346,66 +350,14 @@ cothread_destroy (cothread_state *cothread)
* with the lock held */
cothread_unlock (cothread);
if (cothreadnum == 0)
{
GST_INFO (GST_CAT_COTHREADS,
"trying to destroy cothread 0 with %d cothreads left",
ctx->ncothreads);
if (ctx->ncothreads > 1)
{
/* we're trying to destroy cothread 0 when there are still cothreads
* active, so kill those first */
int i;
/* doing cleanups of the cothread create */
GST_DEBUG (GST_CAT_COTHREADS, "destroy cothread %d with magic number 0x%x",
cothreadnum, cothread->magic_number);
g_assert (cothread->magic_number == COTHREAD_MAGIC_NUMBER);
for (i = 1; i < COTHREAD_MAXTHREADS; ++i)
{
if (ctx->cothreads[i] != NULL)
{
cothread_destroy (ctx->cothreads[i]);
GST_INFO (GST_CAT_COTHREADS,
"destroyed cothread %d, %d cothreads left",
i, ctx->ncothreads);
}
}
}
g_assert (ctx->ncothreads == 1);
GST_INFO (GST_CAT_COTHREADS, "freeing 0th cothread");
g_free (cothread);
}
else {
/* int res;
* Replaced with version below until cothreads issues solved */
int res = 0;
/* doing cleanups of the cothread create */
GST_DEBUG (GST_CAT_COTHREADS, "destroy cothread %d with magic number 0x%x",
cothreadnum, cothread->magic_number);
g_assert (cothread->magic_number == COTHREAD_MAGIC_NUMBER);
g_assert (cothread->priv == NULL);
g_assert (cothread->priv == NULL);
GST_DEBUG (GST_CAT_COTHREADS,
"munmap cothread slot stack from %p to %p (size 0x%lx)",
cothread, cothread + COTHREAD_STACKSIZE,
(long) COTHREAD_STACKSIZE);
/* res = munmap (thread, COTHREAD_STACKSIZE);
* Commented out waiting for resolution for cothread issue */
if (res != 0)
{
switch (res)
{
case EINVAL:
g_warning ("munmap doesn't like start %p or length %d\n",
cothread, COTHREAD_STACKSIZE);
break;
default:
g_warning ("Thomas was too lazy to check for all errors, "
"so I can't tell you what is wrong.\n");
break;
}
}
}
GST_DEBUG (GST_CAT_COTHREADS, "munmap done");
memset(cothread,0,sizeof(*cothread));
ctx->cothreads[cothreadnum] = NULL;
ctx->ncothreads--;
@ -492,7 +444,7 @@ static void
cothread_stub (void)
{
cothread_context *ctx = cothread_get_current_context();
register cothread_state *thread = ctx->cothreads[ctx->current];
cothread_state *thread = ctx->cothreads[ctx->current];
GST_DEBUG_ENTER ("");