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Date:   Thu, 5 Apr 2018 09:43:46 -0400
From:   Steven Rostedt <>
To:     Joel Fernandes <>
Cc:     LKML <>,
        Michal Hocko <>,
        Zhaoyang Huang <>,
        Ingo Molnar <>,,
        Andrew Morton <>,
        "open list:MEMORY MANAGEMENT" <>,
        Vlastimil Babka <>
Subject: Re: [PATCH] ring-buffer: Add set/clear_current_oom_origin() during

On Wed, 4 Apr 2018 16:59:18 -0700
Joel Fernandes <> wrote:

> Happy to try anything else, BTW when the si_mem_available check
> enabled, this doesn't happen and the buffer_size_kb write fails
> normally without hurting anything else.

Can you remove the RETRY_MAYFAIL and see if you can try again? It may
be that we just remove that, and if si_mem_available() is wrong, it
will kill the process :-/ My original code would only add MAYFAIL if it
was a kernel thread (which is why I created the mflags variable).

-- Steve

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