linux-kernel - Re: [PATCH v5 0/2] Fix issues with vmalloc flush flag

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Message-ID: <20190528080149.GJ2623@hirez.programming.kicks-ass.net>
Date:   Tue, 28 May 2019 10:01:49 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Rick Edgecombe <rick.p.edgecombe@...el.com>
Cc:     linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org,
        linux-mm@...ck.org, netdev@...r.kernel.org, luto@...nel.org,
        dave.hansen@...el.com, namit@...are.com
Subject: Re: [PATCH v5 0/2] Fix issues with vmalloc flush flag

On Mon, May 27, 2019 at 02:10:56PM -0700, Rick Edgecombe wrote:
> These two patches address issues with the recently added
> VM_FLUSH_RESET_PERMS vmalloc flag.
> 
> Patch 1 addresses an issue that could cause a crash after other
> architectures besides x86 rely on this path.
> 
> Patch 2 addresses an issue where in a rare case strange arguments
> could be provided to flush_tlb_kernel_range(). 

Thanks!