diff options
author | Takashi Iwai <tiwai@suse.de> | 2005-10-10 09:56:31 (GMT) |
---|---|---|
committer | Jaroslav Kysela <perex@suse.cz> | 2005-11-04 12:18:00 (GMT) |
commit | b1d5776d865951c213a1caaab5d8bf5de7615dbd (patch) | |
tree | f999dca30f6e2d03a9176b86c613ae8f4531a6d6 /sound/core | |
parent | 93f2e37840a9a7c3693ca6961fe6ad46b250f3b9 (diff) | |
download | linux-fsl-qoriq-b1d5776d865951c213a1caaab5d8bf5de7615dbd.tar.xz |
[ALSA] Remove vmalloc wrapper, kfree_nocheck()
- Remove vmalloc wrapper
- Add release_and_free_resource() to remove kfree_nocheck() from each driver
and simplify the code
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
-rw-r--r-- | sound/core/memory.c | 53 | ||||
-rw-r--r-- | sound/core/misc.c | 9 | ||||
-rw-r--r-- | sound/core/sound.c | 5 | ||||
-rw-r--r-- | sound/core/wrappers.c | 10 |
4 files changed, 10 insertions, 67 deletions
diff --git a/sound/core/memory.c b/sound/core/memory.c index 7d8e2ee..b993436 100644 --- a/sound/core/memory.c +++ b/sound/core/memory.c @@ -47,19 +47,14 @@ struct snd_alloc_track { #define snd_alloc_track_entry(obj) (struct snd_alloc_track *)((char*)obj - (unsigned long)((struct snd_alloc_track *)0)->data) static long snd_alloc_kmalloc; -static long snd_alloc_vmalloc; static LIST_HEAD(snd_alloc_kmalloc_list); -static LIST_HEAD(snd_alloc_vmalloc_list); static DEFINE_SPINLOCK(snd_alloc_kmalloc_lock); -static DEFINE_SPINLOCK(snd_alloc_vmalloc_lock); #define KMALLOC_MAGIC 0x87654321 -#define VMALLOC_MAGIC 0x87654320 static snd_info_entry_t *snd_memory_info_entry; void __init snd_memory_init(void) { snd_alloc_kmalloc = 0; - snd_alloc_vmalloc = 0; } void snd_memory_done(void) @@ -69,8 +64,6 @@ void snd_memory_done(void) if (snd_alloc_kmalloc > 0) snd_printk(KERN_ERR "Not freed snd_alloc_kmalloc = %li\n", snd_alloc_kmalloc); - if (snd_alloc_vmalloc > 0) - snd_printk(KERN_ERR "Not freed snd_alloc_vmalloc = %li\n", snd_alloc_vmalloc); list_for_each_prev(head, &snd_alloc_kmalloc_list) { t = list_entry(head, struct snd_alloc_track, list); if (t->magic != KMALLOC_MAGIC) { @@ -79,14 +72,6 @@ void snd_memory_done(void) } snd_printk(KERN_ERR "kmalloc(%ld) from %p not freed\n", (long) t->size, t->caller); } - list_for_each_prev(head, &snd_alloc_vmalloc_list) { - t = list_entry(head, struct snd_alloc_track, list); - if (t->magic != VMALLOC_MAGIC) { - snd_printk(KERN_ERR "Corrupted vmalloc\n"); - break; - } - snd_printk(KERN_ERR "vmalloc(%ld) from %p not freed\n", (long) t->size, t->caller); - } } static void *__snd_kmalloc(size_t size, gfp_t flags, void *caller) @@ -153,43 +138,6 @@ void snd_hidden_kfree(const void *obj) snd_wrapper_kfree(obj); } -void *snd_hidden_vmalloc(unsigned long size) -{ - void *ptr; - ptr = snd_wrapper_vmalloc(size + sizeof(struct snd_alloc_track)); - if (ptr) { - struct snd_alloc_track *t = (struct snd_alloc_track *)ptr; - t->magic = VMALLOC_MAGIC; - t->caller = __builtin_return_address(0); - spin_lock(&snd_alloc_vmalloc_lock); - list_add_tail(&t->list, &snd_alloc_vmalloc_list); - spin_unlock(&snd_alloc_vmalloc_lock); - t->size = size; - snd_alloc_vmalloc += size; - ptr = t->data; - } - return ptr; -} - -void snd_hidden_vfree(void *obj) -{ - struct snd_alloc_track *t; - if (obj == NULL) - return; - t = snd_alloc_track_entry(obj); - if (t->magic != VMALLOC_MAGIC) { - snd_printk(KERN_ERR "bad vfree (called from %p)\n", __builtin_return_address(0)); - return; - } - spin_lock(&snd_alloc_vmalloc_lock); - list_del(&t->list); - spin_unlock(&snd_alloc_vmalloc_lock); - t->magic = 0; - snd_alloc_vmalloc -= t->size; - obj = t; - snd_wrapper_vfree(obj); -} - char *snd_hidden_kstrdup(const char *s, gfp_t flags) { int len; @@ -207,7 +155,6 @@ char *snd_hidden_kstrdup(const char *s, gfp_t flags) static void snd_memory_info_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer) { snd_iprintf(buffer, "kmalloc: %li bytes\n", snd_alloc_kmalloc); - snd_iprintf(buffer, "vmalloc: %li bytes\n", snd_alloc_vmalloc); } int __init snd_memory_info_init(void) diff --git a/sound/core/misc.c b/sound/core/misc.c index 11a7675..3eddfde 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -23,8 +23,17 @@ #include <linux/init.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/ioport.h> #include <sound/core.h> +void release_and_free_resource(struct resource *res) +{ + if (res) { + release_resource(res); + kfree_nocheck(res); + } +} + #ifdef CONFIG_SND_VERBOSE_PRINTK void snd_verbose_printk(const char *file, int line, const char *format, ...) { diff --git a/sound/core/sound.c b/sound/core/sound.c index bc8ad00..e94eebd 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -407,8 +407,6 @@ EXPORT_SYMBOL(snd_unregister_oss_device); EXPORT_SYMBOL(snd_hidden_kmalloc); EXPORT_SYMBOL(snd_hidden_kcalloc); EXPORT_SYMBOL(snd_hidden_kfree); -EXPORT_SYMBOL(snd_hidden_vmalloc); -EXPORT_SYMBOL(snd_hidden_vfree); EXPORT_SYMBOL(snd_hidden_kstrdup); #endif EXPORT_SYMBOL(copy_to_user_fromio); @@ -487,6 +485,7 @@ EXPORT_SYMBOL(snd_ctl_unregister_ioctl_compat); EXPORT_SYMBOL(snd_ctl_elem_read); EXPORT_SYMBOL(snd_ctl_elem_write); /* misc.c */ +EXPORT_SYMBOL(release_and_free_resource); #ifdef CONFIG_SND_VERBOSE_PRINTK EXPORT_SYMBOL(snd_verbose_printk); #endif @@ -497,6 +496,4 @@ EXPORT_SYMBOL(snd_verbose_printd); #ifdef CONFIG_SND_DEBUG_MEMORY EXPORT_SYMBOL(snd_wrapper_kmalloc); EXPORT_SYMBOL(snd_wrapper_kfree); -EXPORT_SYMBOL(snd_wrapper_vmalloc); -EXPORT_SYMBOL(snd_wrapper_vfree); #endif diff --git a/sound/core/wrappers.c b/sound/core/wrappers.c index 296b716..19e8990 100644 --- a/sound/core/wrappers.c +++ b/sound/core/wrappers.c @@ -36,15 +36,5 @@ void snd_wrapper_kfree(const void *obj) { kfree(obj); } - -void *snd_wrapper_vmalloc(unsigned long size) -{ - return vmalloc(size); -} - -void snd_wrapper_vfree(void *obj) -{ - vfree(obj); -} #endif |