public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] nvdimm: change to use generic kvfree()
@ 2015-08-20 10:00 yalin wang
  2015-08-20 17:49 ` Ross Zwisler
  0 siblings, 1 reply; 2+ messages in thread
From: yalin wang @ 2015-08-20 10:00 UTC (permalink / raw)
  To: dan.j.williams, linux-nvdimm, linux-kernel; +Cc: yalin wang

Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
---
 drivers/nvdimm/dimm_devs.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c
index c05eb80..651b8d1 100644
--- a/drivers/nvdimm/dimm_devs.c
+++ b/drivers/nvdimm/dimm_devs.c
@@ -241,10 +241,7 @@ void nvdimm_drvdata_release(struct kref *kref)
 		nvdimm_free_dpa(ndd, res);
 	nvdimm_bus_unlock(dev);
 
-	if (ndd->data && is_vmalloc_addr(ndd->data))
-		vfree(ndd->data);
-	else
-		kfree(ndd->data);
+	kvfree(ndd->data);
 	kfree(ndd);
 	put_device(dev);
 }
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] nvdimm: change to use generic kvfree()
  2015-08-20 10:00 [PATCH] nvdimm: change to use generic kvfree() yalin wang
@ 2015-08-20 17:49 ` Ross Zwisler
  0 siblings, 0 replies; 2+ messages in thread
From: Ross Zwisler @ 2015-08-20 17:49 UTC (permalink / raw)
  To: yalin wang; +Cc: dan.j.williams, linux-nvdimm, linux-kernel

On Thu, 2015-08-20 at 18:00 +0800, yalin wang wrote:
> Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
> ---
>  drivers/nvdimm/dimm_devs.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c
> index c05eb80..651b8d1 100644
> --- a/drivers/nvdimm/dimm_devs.c
> +++ b/drivers/nvdimm/dimm_devs.c
> @@ -241,10 +241,7 @@ void nvdimm_drvdata_release(struct kref *kref)
>  		nvdimm_free_dpa(ndd, res);
>  	nvdimm_bus_unlock(dev);
>  
> -	if (ndd->data && is_vmalloc_addr(ndd->data))
> -		vfree(ndd->data);
> -	else
> -		kfree(ndd->data);
> +	kvfree(ndd->data);
>  	kfree(ndd);
>  	put_device(dev);
>  }

This seems fine.  You're skipping the existing check to see if ndd->data is
NULL, but I think that is handled implicitly by is_vmalloc_addr() since NULL
won't be in the vmalloc address range.

Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>



^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2015-08-20 17:49 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-08-20 10:00 [PATCH] nvdimm: change to use generic kvfree() yalin wang
2015-08-20 17:49 ` Ross Zwisler

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox