From: Corentin Labbe <clabbe.montjoie@gmail.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: rafael@kernel.org, linux-kernel@vger.kernel.org,
iommu@lists.linux-foundation.org, robin.murphy@arm.com,
hch@lst.de
Subject: Re: dma-api debugfs directory is not created since debugfs is not initialized
Date: Tue, 27 Apr 2021 17:36:27 +0200 [thread overview]
Message-ID: <YIgvezyA3pC51uvj@Red> (raw)
In-Reply-To: <YIf35EzfSY7qavWw@kroah.com>
Le Tue, Apr 27, 2021 at 01:39:16PM +0200, Greg KH a écrit :
> On Tue, Apr 27, 2021 at 01:34:27PM +0200, Corentin Labbe wrote:
> > Hello
> >
> > I try to debug some DMA problem on next-20210427, and so I have enabled CONFIG_DMA_API_DEBUG=y.
> > But the dma-api directory does show up in debugfs, but lot of other directory exists in it.
>
> Does it show up properly in 5.12?
>
No (Tested on a qemu x86_64)
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WARNING: multiple messages have this Message-ID (diff)
From: Corentin Labbe <clabbe.montjoie@gmail.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: rafael@kernel.org, hch@lst.de, m.szyprowski@samsung.com,
robin.murphy@arm.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: Re: dma-api debugfs directory is not created since debugfs is not initialized
Date: Tue, 27 Apr 2021 17:36:27 +0200 [thread overview]
Message-ID: <YIgvezyA3pC51uvj@Red> (raw)
In-Reply-To: <YIf35EzfSY7qavWw@kroah.com>
Le Tue, Apr 27, 2021 at 01:39:16PM +0200, Greg KH a écrit :
> On Tue, Apr 27, 2021 at 01:34:27PM +0200, Corentin Labbe wrote:
> > Hello
> >
> > I try to debug some DMA problem on next-20210427, and so I have enabled CONFIG_DMA_API_DEBUG=y.
> > But the dma-api directory does show up in debugfs, but lot of other directory exists in it.
>
> Does it show up properly in 5.12?
>
No (Tested on a qemu x86_64)
next prev parent reply other threads:[~2021-04-27 15:36 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-27 11:34 dma-api debugfs directory is not created since debugfs is not initialized Corentin Labbe
2021-04-27 11:34 ` Corentin Labbe
2021-04-27 11:39 ` Greg KH
2021-04-27 11:39 ` Greg KH
2021-04-27 12:32 ` Robin Murphy
2021-04-27 12:32 ` Robin Murphy
2021-04-27 12:41 ` Greg KH
2021-04-27 12:41 ` Greg KH
2021-04-27 15:36 ` Corentin Labbe [this message]
2021-04-27 15:36 ` Corentin Labbe
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