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From: Christoph Hellwig <hch@infradead.org>
To: Pingfan Liu <kernelfans@gmail.com>
Cc: linux-mm@kvack.org, Ira Weiny <ira.weiny@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mike Rapoport <rppt@linux.ibm.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Matthew Wilcox <willy@infradead.org>,
	John Hubbard <jhubbard@nvidia.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
	Keith Busch <keith.busch@intel.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCHv2 1/2] mm/gup: fix omission of check on FOLL_LONGTERM in get_user_pages_fast()
Date: Mon, 3 Jun 2019 09:42:06 -0700	[thread overview]
Message-ID: <20190603164206.GB29719@infradead.org> (raw)
In-Reply-To: <1559543653-13185-1-git-send-email-kernelfans@gmail.com>

> +#if defined(CONFIG_CMA)

You can just use #ifdef here.

> +static inline int reject_cma_pages(int nr_pinned, unsigned int gup_flags,
> +	struct page **pages)

Please use two instead of one tab to indent the continuing line of
a function declaration.

> +{
> +	if (unlikely(gup_flags & FOLL_LONGTERM)) {

IMHO it would be a little nicer if we could move this into the caller.


  parent reply	other threads:[~2019-06-03 16:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-03  6:34 Pingfan Liu
2019-06-03  6:34 ` [PATCHv2 2/2] mm/gup: rename nr as nr_pinned " Pingfan Liu
2019-06-03 15:02   ` Ira Weiny
2019-06-03 15:00 ` [PATCHv2 1/2] mm/gup: fix omission of check on FOLL_LONGTERM " Ira Weiny
2019-06-03 16:42 ` Christoph Hellwig [this message]
2019-06-03 18:43   ` John Hubbard
2019-06-03 23:56   ` Ira Weiny
2019-06-04  7:08     ` Christoph Hellwig
2019-06-04  7:24       ` Pingfan Liu
2019-06-04 16:55       ` Ira Weiny
2019-06-04 19:38         ` John Hubbard
2019-06-04 19:29     ` John Hubbard
2019-06-04  7:13   ` Pingfan Liu
2019-06-04  7:17     ` Christoph Hellwig
2019-06-04  7:20       ` Pingfan Liu

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