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From: "Huang\, Ying" <ying.huang@intel.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Michal Hocko <mhocko@suse.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Shaohua Li <shli@kernel.org>, Hugh Dickins <hughd@google.com>,
	Minchan Kim <minchan@kernel.org>, Rik van Riel <riel@redhat.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Daniel Jordan <daniel.m.jordan@oracle.com>
Subject: Re: [PATCH v3 1/8] swap: Add comments to lock_cluster_or_swap_info()
Date: Fri, 20 Jul 2018 08:27:22 +0800	[thread overview]
Message-ID: <87wotqvjit.fsf@yhuang-dev.intel.com> (raw)
In-Reply-To: <20180719123908.GA28522@infradead.org> (Christoph Hellwig's message of "Thu, 19 Jul 2018 05:39:08 -0700")

Christoph Hellwig <hch@infradead.org> writes:

> On Thu, Jul 19, 2018 at 04:48:35PM +0800, Huang Ying wrote:
>> +/*
>> + * Determine the locking method in use for this device.  Return
>> + * swap_cluster_info if SSD-style cluster-based locking is in place.
>> + */
>>  static inline struct swap_cluster_info *lock_cluster_or_swap_info(
>>  	struct swap_info_struct *si,
>>  	unsigned long offset)
>>  {
>>  	struct swap_cluster_info *ci;
>>  
>> +	/* Try to use fine-grained SSD-style locking if available: */
>
> Once you touch this are can you also please use standard two-tab
> alignment for the spill-over function arguments:
>
> static inline struct swap_cluster_info *lock_cluster_or_swap_info(
> 		struct swap_info_struct *si, unsigned long offset)

Sure.  Will change this in next version.

Best Regards,
Huang, Ying

  reply	other threads:[~2018-07-20  0:27 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-19  8:48 [PATCH v3 0/8] swap: THP optimizing refactoring Huang Ying
2018-07-19  8:48 ` [PATCH v3 1/8] swap: Add comments to lock_cluster_or_swap_info() Huang Ying
2018-07-19 12:39   ` Christoph Hellwig
2018-07-20  0:27     ` Huang, Ying [this message]
2018-07-19  8:48 ` [PATCH v3 2/8] mm/swapfile.c: Replace some #ifdef with IS_ENABLED() Huang Ying
2018-07-19  8:48 ` [PATCH v3 3/8] swap: Use swap_count() in swap_page_trans_huge_swapped() Huang Ying
2018-07-19  8:48 ` [PATCH v3 4/8] swap: Unify normal/huge code path " Huang Ying
2018-07-19 12:40   ` Christoph Hellwig
2018-07-20  0:26     ` Huang, Ying
2018-07-19  8:48 ` [PATCH v3 5/8] swap: Unify normal/huge code path in put_swap_page() Huang Ying
2018-07-19  8:48 ` [PATCH v3 6/8] swap, get_swap_pages: Use entry_size instead of cluster in parameter Huang Ying
2018-07-19  8:48 ` [PATCH v3 7/8] swap: Add __swap_entry_free_locked() Huang Ying
2018-07-19  8:48 ` [PATCH v3 8/8] swap, put_swap_page: Share more between huge/normal code path Huang Ying
2018-07-19 20:21 ` [PATCH v3 0/8] swap: THP optimizing refactoring Dave Hansen

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