From: Peter Zijlstra <peterz@infradead.org>
To: Dave Hansen <dave.hansen@linux.intel.com>
Cc: linux-kernel@vger.kernel.org, sean.j.christopherson@intel.com,
tglx@linutronix.de, luto@kernel.org, jannh@google.com,
x86@kernel.org
Subject: Re: [PATCH 0/8] [v2] x86/mm: page fault handling cleanups
Date: Tue, 2 Oct 2018 11:54:29 +0200 [thread overview]
Message-ID: <20181002095429.GW3439@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20180928160219.3402F0AA@viggo.jf.intel.com>
On Fri, Sep 28, 2018 at 09:02:19AM -0700, Dave Hansen wrote:
> Changes from v1:
> * Take "space_" out of do_kern/user_addr_fault()
> * Make "bad fault" comment in do_kern_addr_fault() less scary
> * Add clarifying comment for the conditions under which
> do_kern_addr_fault() is called.
> * Remove mention of hw_error_code in search_exception_tables()
> comment.
> * Clarify that the exception tables spell out individual
> instructions, not larger sections of code.
> * Use PAGE_MASK in is_vsyscall_vaddr()
> * Add some additional reasoning behind the code move when
> moving the vsyscall handling to user address space handler
> * Remove hard-coded ~0xfff and replace with PAGE_MASK
>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
prev parent reply other threads:[~2018-10-02 9:54 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-28 16:02 [PATCH 0/8] [v2] x86/mm: page fault handling cleanups Dave Hansen
2018-09-28 16:02 ` [PATCH 1/8] x86/mm: clarify hardware vs. software "error_code" Dave Hansen
2018-10-09 15:02 ` [tip:x86/mm] x86/mm: Clarify " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 2/8] x86/mm: break out kernel address space handling Dave Hansen
2018-10-09 15:02 ` [tip:x86/mm] x86/mm: Break " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 3/8] x86/mm: break out user " Dave Hansen
2018-10-09 15:03 ` [tip:x86/mm] x86/mm: Break " tip-bot for Dave Hansen
2018-10-15 5:43 ` Eric W. Biederman
2018-10-19 5:58 ` Ingo Molnar
2018-09-28 16:02 ` [PATCH 4/8] x86/mm: add clarifying comments for user addr space Dave Hansen
2018-10-09 15:03 ` [tip:x86/mm] x86/mm: Add " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 5/8] x86/mm: fix exception table comments Dave Hansen
2018-10-09 15:04 ` [tip:x86/mm] x86/mm: Fix " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 6/8] x86/mm: add vsyscall address helper Dave Hansen
2018-10-09 15:04 ` [tip:x86/mm] x86/mm: Add " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 7/8] x86/mm/vsyscall: consider vsyscall page part of user address space Dave Hansen
2018-10-09 15:05 ` [tip:x86/mm] x86/mm/vsyscall: Consider " tip-bot for Dave Hansen
2018-09-28 16:02 ` [PATCH 8/8] x86/mm: remove spurious fault pkey check Dave Hansen
2018-10-09 15:05 ` [tip:x86/mm] x86/mm: Remove " tip-bot for Dave Hansen
2018-10-02 9:54 ` Peter Zijlstra [this message]
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