lkml.org 
[lkml]   [2024]   [Feb]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH v1] ALSA: memalloc: Fix indefinite hang in non-iommu case
    On Fri, 16 Feb 2024 17:22:45 +0100,
    Sven van Ashbrook wrote:
    >
    > On Fri, Feb 16, 2024 at 9:43 AM Takashi Iwai <tiwai@suse.de> wrote:
    > >
    > > OK, then how about the one like below?
    > >
    > > This changes:
    > > - Back to __GFP_NORETRY as default
    > > - Use __GFP_RETRY_MAYFAIL for SNDRV_DMA_TYPE_NONCONTIG with IOMMU;
    > > this should cover the commit a61c7d88d38c
    > > - Also use __GFP_RETRY_MAYFAIL for the SG-fallback allocations of the
    > > minimal order, just like IOMMU allocator does.
    > >
    > > This should be less destructive, while still allowing more aggressive
    > > allocations for SG buffers.
    >
    > This one looks like it would keep the SOF firmware allocation issue at bay,
    > in both iommu and non-iommu cases.
    >
    > If there is no further discussion in this thread, we'll stress test this
    > on iommu and non-iommu Chromebooks.

    The test with my latest patch would be appreciated in anyway.


    thanks,

    Takashi


    \
     
     \ /
      Last update: 2024-05-27 15:10    [W:3.360 / U:0.088 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site