Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Catalin Marinas <catalin.marinas@xxxxxxx>
Subject: Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
From: Christoph Hellwig <hch@xxxxxx>
Date: Sat, 20 May 2023 08:14:41 +0200
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>, Ard Biesheuvel <ardb@xxxxxxxxxx>, Isaac Manjarres <isaacmanjarres@xxxxxxxxxx>, Saravana Kannan <saravanak@xxxxxxxxxx>, Alasdair Kergon <agk@xxxxxxxxxx>, Daniel Vetter <daniel@xxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, Mark Brown <broonie@xxxxxxxxxx>, Mike Snitzer <snitzer@xxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, linux-mm@xxxxxxxxx, iommu@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20230520054209.GA319@lst.de>
References: <20230518173403.1150549-1-catalin.marinas@arm.com> <20230518173403.1150549-3-catalin.marinas@arm.com> <20230520054209.GA319@lst.de>
User-agent: Mutt/1.5.17 (2007-11-01)

On Sat, May 20, 2023 at 07:42:09AM +0200, Christoph Hellwig wrote:
> yet another abstraction?  That might also be able to repace
> ARCH_DMA_MINALIGN in follow on cleanup.

Looking at the rest of the series, this part is obviously not going to
work..

Follow-Ups:
- Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
  - From: Catalin Marinas

References:
- [PATCH v4 00/15] mm, dma, arm64: Reduce ARCH_KMALLOC_MINALIGN to 8
  - From: Catalin Marinas
- [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
  - From: Catalin Marinas
- Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
  - From: Christoph Hellwig

Prev by Date: Re: [PATCH v20 29/32] block: Replace BIO_NO_PAGE_REF with BIO_PAGE_REFFED with inverted logic
Next by Date: Re: [PATCH v21 18/30] ext4: Provide a splice-read stub
Previous by thread: Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
Next by thread: Re: [PATCH v4 02/15] dma: Allow dma_get_cache_alignment() to return the smaller cache_line_size()
Index(es):
- Date
- Thread

[Index of Archives] [Linux ARM Kernel] [Linux ARM] [Linux Omap] [Fedora ARM] [IETF Annouce] [Bugtraq] [Linux OMAP] [Linux MIPS] [eCos] [Asterisk Internet PBX] [Linux API]