From: Greg KH <gregkh@linuxfoundation.org>
To: Scott Wood <oss@buserror.net>
Cc: linux-kernel@vger.kernel.org, kernel@vivo.com,
Wang Wenhu <wenhu.wang@vivo.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2,5/5] drivers: uio: new driver for fsl_85xx_cache_sram
Date: Thu, 16 Apr 2020 08:30:02 +0200 [thread overview]
Message-ID: <20200416063002.GA299193@kroah.com> (raw)
In-Reply-To: <ef9f59f98f6bcf81891de87fd9cd0b5973bbd468.camel@buserror.net>
On Wed, Apr 15, 2020 at 02:26:55PM -0500, Scott Wood wrote:
> Instead, have module parameters that take the sizes and alignments you'd like
> to allocate and expose to userspace. Better still would be some sort of
> dynamic allocation (e.g. open a fd, ioctl to set the requested size/alignment,
> if it succeeds you can mmap it, and when the fd is closed the region is
> freed).
No module parameters please, this is not the 1990's.
Use device tree, that is what it is there for.
thanks,
greg k-h
WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Scott Wood <oss@buserror.net>
Cc: Wang Wenhu <wenhu.wang@vivo.com>,
linux-kernel@vger.kernel.org, christophe.leroy@c-s.fr,
linuxppc-dev@lists.ozlabs.org, kernel@vivo.com,
Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: [PATCH v2,5/5] drivers: uio: new driver for fsl_85xx_cache_sram
Date: Thu, 16 Apr 2020 08:30:02 +0200 [thread overview]
Message-ID: <20200416063002.GA299193@kroah.com> (raw)
In-Reply-To: <ef9f59f98f6bcf81891de87fd9cd0b5973bbd468.camel@buserror.net>
On Wed, Apr 15, 2020 at 02:26:55PM -0500, Scott Wood wrote:
> Instead, have module parameters that take the sizes and alignments you'd like
> to allocate and expose to userspace. Better still would be some sort of
> dynamic allocation (e.g. open a fd, ioctl to set the requested size/alignment,
> if it succeeds you can mmap it, and when the fd is closed the region is
> freed).
No module parameters please, this is not the 1990's.
Use device tree, that is what it is there for.
thanks,
greg k-h
next prev parent reply other threads:[~2020-04-16 6:36 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-15 12:33 [PATCH 0/5] drivers: uio: new driver uio_fsl_85xx_cache_sram Wang Wenhu
2020-04-15 12:33 ` [PATCH 1/5] powerpc: 85xx: make FSL_85XX_CACHE_SRAM configurable Wang Wenhu
2020-04-15 12:33 ` Wang Wenhu
2020-04-16 0:58 ` kbuild test robot
2020-04-16 0:58 ` kbuild test robot
2020-04-16 0:58 ` kbuild test robot
2020-04-15 12:33 ` [PATCH 2/5] powerpc: sysdev: fix compile error for fsl_85xx_cache_sram Wang Wenhu
2020-04-15 12:33 ` Wang Wenhu
2020-04-15 12:33 ` [PATCH 3/5] powerpc: sysdev: fix compile warning " Wang Wenhu
2020-04-15 12:33 ` Wang Wenhu
2020-04-15 12:33 ` [PATCH 4/5] powerpc: sysdev: fix compile error for fsl_85xx_l2ctlr Wang Wenhu
2020-04-15 12:33 ` Wang Wenhu
2020-04-15 12:33 ` [PATCH 5/5] drivers: uio: new driver for fsl_85xx_cache_sram Wang Wenhu
2020-04-15 12:33 ` Wang Wenhu
2020-04-15 12:49 ` Greg KH
2020-04-15 12:49 ` Greg KH
2020-04-15 14:07 ` [PATCH 5/5] drivers: uio: new driver for fsl_85xx_cache_sram>On Wed, Apr 15, 2020 at 05:33:46AM -0700, Wang Wenhu wrote: Wang Wenhu
2020-04-15 14:07 ` Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,0/5] drivers: uio: new driver uio_fsl_85xx_cache_sram Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,1/5] powerpc: 85xx: make FSL_85XX_CACHE_SRAM configurable Wang Wenhu
2020-04-15 15:24 ` Wang Wenhu
2020-04-15 16:26 ` Christophe Leroy
2020-04-15 16:26 ` Christophe Leroy
2020-04-15 16:29 ` Christophe Leroy
2020-04-15 16:29 ` Christophe Leroy
2020-04-15 18:53 ` Scott Wood
2020-04-15 18:53 ` Scott Wood
2020-04-16 4:11 ` [PATCH v2, 1/5] " Wang Wenhu
2020-04-16 4:11 ` [PATCH v2,1/5] " Wang Wenhu
2020-04-15 15:24 ` [PATCH v2, 2/5] powerpc: sysdev: fix compile error for fsl_85xx_cache_sram Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,2/5] " Wang Wenhu
2020-04-15 15:24 ` [PATCH v2, 3/5] powerpc: sysdev: fix compile warning " Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,3/5] " Wang Wenhu
2020-04-15 15:24 ` [PATCH v2, 4/5] powerpc: sysdev: fix compile error for fsl_85xx_l2ctlr Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,4/5] " Wang Wenhu
2020-04-15 15:24 ` [PATCH v2,5/5] drivers: uio: new driver for fsl_85xx_cache_sram Wang Wenhu
2020-04-15 15:24 ` Wang Wenhu
2020-04-15 16:52 ` Christophe Leroy
2020-04-15 16:52 ` Christophe Leroy
2020-04-15 19:27 ` Scott Wood
2020-04-15 19:27 ` Scott Wood
2020-04-16 6:30 ` Greg KH
2020-04-16 6:30 ` Greg KH
2020-04-16 19:36 ` Scott Wood
2020-04-16 19:36 ` Scott Wood
2020-04-16 5:22 ` Wang Wenhu
2020-04-16 5:22 ` Wang Wenhu
2020-04-16 6:02 ` Christophe Leroy
2020-04-16 6:02 ` Christophe Leroy
2020-04-15 19:26 ` Scott Wood
2020-04-15 19:26 ` Scott Wood
2020-04-16 6:30 ` Greg KH [this message]
2020-04-16 6:30 ` Greg KH
2020-04-16 19:40 ` Scott Wood
2020-04-16 19:40 ` Scott Wood
2020-04-16 7:29 ` [PATCH v3,0/4] drivers: uio: new driver uio_fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:29 ` [PATCH v3, 1/4] powerpc: sysdev: fix compile error for fsl_85xx_l2ctlr Wang Wenhu
2020-04-16 7:29 ` [PATCH v3,1/4] " Wang Wenhu
2020-04-16 7:29 ` [PATCH v3, 2/4] powerpc: sysdev: fix compile error for fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:29 ` [PATCH v3,2/4] " Wang Wenhu
2020-04-16 7:29 ` [PATCH v3, 3/4] powerpc: sysdev: fix compile warning " Wang Wenhu
2020-04-16 7:29 ` [PATCH v3,3/4] " Wang Wenhu
2020-04-16 7:29 ` [PATCH v3,4/4] drivers: uio: new driver " Wang Wenhu
2020-04-16 7:29 ` Wang Wenhu
2020-04-16 7:41 ` [PATCH v3,0/4] drivers: uio: new driver uio_fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:41 ` [PATCH v3, 1/4] powerpc: sysdev: fix compile error for fsl_85xx_l2ctlr Wang Wenhu
2020-04-16 7:41 ` [PATCH v3,1/4] " Wang Wenhu
2020-04-16 7:41 ` [PATCH v3, 2/4] powerpc: sysdev: fix compile error for fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:41 ` [PATCH v3,2/4] " Wang Wenhu
2020-04-16 7:41 ` [PATCH v3, 3/4] powerpc: sysdev: fix compile warning " Wang Wenhu
2020-04-16 7:41 ` [PATCH v3,3/4] " Wang Wenhu
2020-04-16 7:41 ` [PATCH v3,4/4] drivers: uio: new driver " Wang Wenhu
2020-04-16 7:41 ` Wang Wenhu
2020-04-16 7:49 ` [PATCH v3,0/4] drivers: uio: new driver uio_fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:49 ` [PATCH v3, 1/4] powerpc: sysdev: fix compile error for fsl_85xx_l2ctlr Wang Wenhu
2020-04-16 7:49 ` [PATCH v3,1/4] " Wang Wenhu
2020-04-16 7:49 ` [PATCH v3, 2/4] powerpc: sysdev: fix compile error for fsl_85xx_cache_sram Wang Wenhu
2020-04-16 7:49 ` [PATCH v3,2/4] " Wang Wenhu
2020-04-16 7:49 ` [PATCH v3, 3/4] powerpc: sysdev: fix compile warning " Wang Wenhu
2020-04-16 7:49 ` [PATCH v3,3/4] " Wang Wenhu
2020-04-16 7:49 ` [PATCH v3,4/4] drivers: uio: new driver " Wang Wenhu
2020-04-16 7:49 ` Wang Wenhu
2020-04-16 9:29 ` Re:[PATCH v3,0/4] drivers: uio: new driver uio_fsl_85xx_cache_sram 王文虎
2020-04-16 9:29 ` 王文虎
2020-04-16 10:36 ` [PATCH " Christophe Leroy
2020-04-16 10:36 ` Christophe Leroy
2020-04-16 11:14 ` 王文虎
2020-04-16 11:14 ` 王文虎
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