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padata: Rename padata_alloc functions

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We rename padata_alloc to padata_alloc_possible because this
function allocates a padata_instance and uses the cpu_possible
mask for parallel and serial workers. Also we rename __padata_alloc
to padata_alloc to avoid to export underlined functions. Underlined
functions are considered to be private to padata. Users are updated
accordingly.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Steffen Klassert 2010-07-27 07:14:28 +02:00 • committed by Herbert Xu
parent cc74f4bc11
commit e6cc117076
3 changed files with 18 additions and 17 deletions
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2
crypto/pcrypt.c
View file

@ -457,7 +457,7 @@ static int __pcrypt_init_instance(struct pcrypt_instance *pcrypt,
if (!pcrypt->wq) if (!pcrypt->wq)
goto err; goto err;
pcrypt->pinst = padata_alloc(pcrypt->wq); pcrypt->pinst = padata_alloc_possible(pcrypt->wq);
if (!pcrypt->pinst) if (!pcrypt->pinst)
goto err_destroy_workqueue; goto err_destroy_workqueue;

9
include/linux/padata.h
View file

@ -165,10 +165,11 @@ struct padata_instance {
#define PADATA_INVALID 4 #define PADATA_INVALID 4
}; };
extern struct padata_instance *padata_alloc(struct workqueue_struct *wq); extern struct padata_instance *padata_alloc_possible(
extern struct padata_instance *__padata_alloc(struct workqueue_struct *wq, struct workqueue_struct *wq);
const struct cpumask *pcpumask, extern struct padata_instance *padata_alloc(struct workqueue_struct *wq,
const struct cpumask *cbcpumask); const struct cpumask *pcpumask,
const struct cpumask *cbcpumask);
extern void padata_free(struct padata_instance *pinst); extern void padata_free(struct padata_instance *pinst);
extern int padata_do_parallel(struct padata_instance *pinst, extern int padata_do_parallel(struct padata_instance *pinst,
struct padata_priv *padata, int cb_cpu); struct padata_priv *padata, int cb_cpu);

24
kernel/padata.c
View file

@ -1060,29 +1060,29 @@ static struct kobj_type padata_attr_type = {
}; };
/** /**
* padata_alloc - Allocate and initialize padata instance. * padata_alloc_possible - Allocate and initialize padata instance.
* Use default cpumask(cpu_possible_mask) * Use the cpu_possible_mask for serial and
* for serial and parallel workes. * parallel workers.
* *
* @wq: workqueue to use for the allocated padata instance * @wq: workqueue to use for the allocated padata instance
*/ */
struct padata_instance *padata_alloc(struct workqueue_struct *wq) struct padata_instance *padata_alloc_possible(struct workqueue_struct *wq)
{ {
return __padata_alloc(wq, cpu_possible_mask, cpu_possible_mask); return padata_alloc(wq, cpu_possible_mask, cpu_possible_mask);
} }
EXPORT_SYMBOL(padata_alloc); EXPORT_SYMBOL(padata_alloc_possible);
/** /**
* __padata_alloc - allocate and initialize a padata instance * padata_alloc - allocate and initialize a padata instance and specify
* and specify cpumasks for serial and parallel workers. * cpumasks for serial and parallel workers.
* *
* @wq: workqueue to use for the allocated padata instance * @wq: workqueue to use for the allocated padata instance
* @pcpumask: cpumask that will be used for padata parallelization * @pcpumask: cpumask that will be used for padata parallelization
* @cbcpumask: cpumask that will be used for padata serialization * @cbcpumask: cpumask that will be used for padata serialization
*/ */
struct padata_instance *__padata_alloc(struct workqueue_struct *wq, struct padata_instance *padata_alloc(struct workqueue_struct *wq,
const struct cpumask *pcpumask, const struct cpumask *pcpumask,
const struct cpumask *cbcpumask) const struct cpumask *cbcpumask)
{ {
struct padata_instance *pinst; struct padata_instance *pinst;
struct parallel_data *pd = NULL; struct parallel_data *pd = NULL;
@ -1138,7 +1138,7 @@ struct padata_instance *__padata_alloc(struct workqueue_struct *wq,
err: err:
return NULL; return NULL;
} }
EXPORT_SYMBOL(__padata_alloc); EXPORT_SYMBOL(padata_alloc);
/** /**
* padata_free - free a padata instance * padata_free - free a padata instance