linux-kernel - Re: [PATCH 05/10] block: remove per-queue plugging

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Date:	Sat, 22 Jan 2011 12:31:16 +1100
From:	Nick Piggin <npiggin@...il.com>
To:	Jens Axboe <jaxboe@...ionio.com>
Cc:	linux-kernel@...r.kernel.org, hch@...radead.org
Subject: Re: [PATCH 05/10] block: remove per-queue plugging

On Sat, Jan 22, 2011 at 12:17 PM, Jens Axboe <jaxboe@...ionio.com> wrote:

> -/**
> - * __lock_page_nosync - get a lock on the page, without calling sync_page()
> - * @page: the page to lock
> - *
> - * Variant of lock_page that does not require the caller to hold a reference
> - * on the page's mapping.
> - */
> -void __lock_page_nosync(struct page *page)
> -{
> -       DEFINE_WAIT_BIT(wait, &page->flags, PG_locked);
> -       __wait_on_bit_lock(page_waitqueue(page), &wait, __sleep_on_page_lock,
> -                                                       TASK_UNINTERRUPTIBLE);
> -}

RIP to this guy, won't be missed :)

Nice work.
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