From: Davidlohr Bueso <dave@stgolabs.net>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Andy Lutomirski <luto@kernel.org>,
Hugh Dickins <hughd@google.com>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Pavel Emelyanov <xemul@parallels.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/3] special_mapping_fault() is broken
Date: Fri, 10 Jul 2015 11:20:07 -0700 [thread overview]
Message-ID: <1436552407.27924.37.camel@stgolabs.net> (raw)
In-Reply-To: <20150710165121.GA10341@redhat.com>
On Fri, 2015-07-10 at 18:51 +0200, Oleg Nesterov wrote:
> And after this change vma_is_anonymous() becomes really trivial, it
> simply checks vm_ops == NULL. However, I do think the helper makes
> sense. There are a lot of ->vm_ops != NULL checks, the helper makes
> the caller's code more understandable (self-documented) and this is
> more grep-friendly.
Yes, I for one, very much welcome this helper.
next prev parent reply other threads:[~2015-07-10 18:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-10 16:51 Oleg Nesterov
2015-07-10 16:51 ` [PATCH v2 1/3] mm: introduce vma_is_anonymous(vma) helper Oleg Nesterov
2015-07-10 16:51 ` [PATCH v2 2/3] mmap: fix the usage of ->vm_pgoff in special_mapping paths Oleg Nesterov
2015-07-10 16:51 ` [PATCH v2 3/3] mremap: fix the wrong !vma->vm_file check in copy_vma() Oleg Nesterov
2015-07-10 17:08 ` [PATCH v2 0/3] special_mapping_fault() is broken Kirill A. Shutemov
2015-07-10 18:20 ` Davidlohr Bueso [this message]
2015-07-10 21:52 ` Andrew Morton
2015-07-11 23:43 ` Oleg Nesterov
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