From: Sean Christopherson <sean.j.christopherson@intel.com>
To: Dave Hansen <dave.hansen@linux.intel.com>, linux-kernel@vger.kernel.org
Cc: peterz@infradead.org, tglx@linutronix.de, x86@kernel.org,
luto@kernel.org
Subject: Re: [RFC][PATCH 2/8] x86/mm: break out kernel address space handling
Date: Fri, 07 Sep 2018 14:06:00 -0700 [thread overview]
Message-ID: <1536354360.11460.29.camel@intel.com> (raw)
In-Reply-To: <20180907194855.74E03836@viggo.jf.intel.com>
On Fri, 2018-09-07 at 12:48 -0700, Dave Hansen wrote:
> From: Dave Hansen <dave.hansen@linux.intel.com>
>
> The page fault handler (__do_page_fault()) basically has two sections:
> one for handling faults in the kernel porttion of the address space
> and another for faults in the user porttion of the address space.
%s/porttion/portion
> But, these two parts don't stick out that well. Let's make that more
> clear from code separation and naming. Pull kernel fault
> handling into its own helper, and reflect that naming by renaming
> spurious_fault() -> spurious_kernel_fault().
>
> Also, rewrite the vmalloc handling comment a bit. It was a bit
> stale and also glossed over the reserved bit handling.
next prev parent reply other threads:[~2018-09-07 21:06 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-07 19:48 [RFC][PATCH 0/8] x86/mm: page fault handling cleanups Dave Hansen
2018-09-07 19:48 ` [RFC][PATCH 1/8] x86/mm: clarify hardware vs. software "error_code" Dave Hansen
2018-09-07 22:48 ` Andy Lutomirski
2018-09-10 20:07 ` Dave Hansen
2018-09-10 21:17 ` Andy Lutomirski
2018-09-07 19:48 ` [RFC][PATCH 2/8] x86/mm: break out kernel address space handling Dave Hansen
2018-09-07 21:06 ` Sean Christopherson [this message]
2018-09-07 21:51 ` Dave Hansen
2018-09-07 22:21 ` Andy Lutomirski
2018-09-07 22:37 ` Dave Hansen
2018-09-07 19:48 ` [RFC][PATCH 3/8] x86/mm: break out user " Dave Hansen
2018-09-08 9:38 ` Peter Zijlstra
2018-09-10 20:20 ` Dave Hansen
2018-09-07 19:48 ` [RFC][PATCH 4/8] x86/mm: add clarifying comments for user addr space Dave Hansen
2018-09-07 19:49 ` [RFC][PATCH 5/8] x86/mm: fix exception table comments Dave Hansen
2018-09-07 21:04 ` Sean Christopherson
2018-09-07 21:51 ` Dave Hansen
2018-09-10 20:43 ` Sean Christopherson
2018-09-08 0:37 ` Jann Horn
2018-09-07 19:49 ` [RFC][PATCH 6/8] x86/mm: add vsyscall address helper Dave Hansen
2018-09-08 0:46 ` Jann Horn
2018-09-07 19:49 ` [RFC][PATCH 7/8] x86/mm/vsyscall: consider vsyscall page part of user address space Dave Hansen
2018-09-07 22:58 ` Andy Lutomirski
2018-09-08 1:16 ` Jann Horn
2018-09-07 19:49 ` [RFC][PATCH 8/8] x86/mm: remove spurious fault pkey check Dave Hansen
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