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<atlka@pg.gda.pl>

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- shm memory patch
- optimized a bit sample mixing routines in c and x_86 asm
This commit is contained in:
Jaroslav Kysela 2004-01-24 16:34:35 +00:00
parent 0f88788f8b
commit b798d89c0f
5 changed files with 86 additions and 83 deletions
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15
src/shmarea.c
View file

@ -56,17 +56,6 @@ struct snd_shm_area *snd_shm_area_share(struct snd_shm_area *area)
return area;
}
static void _x_destroy(struct snd_shm_area *area)
{
struct shmid_ds buf;
shmdt(area->ptr);
if (shmctl(area->shmid, IPC_STAT, &buf) >= 0) {
if (buf.shm_nattch == 0)
shmctl(area->shmid, IPC_RMID, NULL);
}
}
int snd_shm_area_destroy(struct snd_shm_area *area)
{
if (area == NULL)
@ -74,7 +63,7 @@ int snd_shm_area_destroy(struct snd_shm_area *area)
if (--area->share)
return 0;
list_del(&area->list);
_x_destroy(area);
shmdt(area->ptr);
free(area);
return 0;
}
@ -88,6 +77,6 @@ void snd_shm_area_destructor(void)
list_for_each(pos, &shm_areas) {
area = list_entry(pos, struct snd_shm_area, list);
_x_destroy(area);
shmdt(area->ptr);
}
}