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From: Ying Han <yinghan@google.com>
To: Wu Fengguang <fengguang.wu@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 03/14] mm: remove FAULT_FLAG_RETRY dead code
Date: Tue, 7 Apr 2009 13:03:36 -0700	[thread overview]
Message-ID: <604427e00904071303g1d092eabp59fca0713ddacf82@mail.gmail.com> (raw)
In-Reply-To: <20090407072133.053995305@intel.com>

On Tue, Apr 7, 2009 at 12:17 AM, Wu Fengguang <fengguang.wu@intel.com> wrote:
> Cc: Ying Han <yinghan@google.com>
> Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
> ---
>  mm/memory.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> --- mm.orig/mm/memory.c
> +++ mm/mm/memory.c
> @@ -2766,10 +2766,8 @@ static int do_linear_fault(struct mm_str
>  {
>        pgoff_t pgoff = (((address & PAGE_MASK)
>                        - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff;
> -       int write = write_access & ~FAULT_FLAG_RETRY;
> -       unsigned int flags = (write ? FAULT_FLAG_WRITE : 0);
> +       unsigned int flags = (write_access ? FAULT_FLAG_WRITE : 0);
>
> -       flags |= (write_access & FAULT_FLAG_RETRY);
>        pte_unmap(page_table);
>        return __do_fault(mm, vma, address, pmd, pgoff, flags, orig_pte);
>  }
So, we got rid of FAULT_FLAG_RETRY flag?
> --
>
>

  reply	other threads:[~2009-04-07 20:03 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-07  7:17 [PATCH 00/14] filemap and readahead fixes Wu Fengguang
2009-04-07  7:17 ` [PATCH 01/14] mm: fix find_lock_page_retry() return value parsing Wu Fengguang
2009-04-07  7:17 ` [PATCH 02/14] mm: fix major/minor fault accounting on retried fault Wu Fengguang
2009-04-07 19:58   ` Ying Han
2009-04-07 22:45     ` Wu Fengguang
2009-04-07  7:17 ` [PATCH 03/14] mm: remove FAULT_FLAG_RETRY dead code Wu Fengguang
2009-04-07 20:03   ` Ying Han [this message]
2009-04-07 23:27     ` Wu Fengguang
2009-04-08  1:17       ` Ying Han
2009-04-08  2:29         ` Wu Fengguang
2009-04-07  7:17 ` [PATCH 04/14] mm: reduce duplicate page fault code Wu Fengguang
2009-04-07  7:17 ` [PATCH 05/14] readahead: account mmap_miss for VM_FAULT_RETRY Wu Fengguang
2009-04-07  7:17 ` [PATCH 06/14] readahead: move max_sane_readahead() calls into force_page_cache_readahead() Wu Fengguang
2009-04-07  7:17 ` [PATCH 07/14] readahead: apply max_sane_readahead() limit in ondemand_readahead() Wu Fengguang
2009-04-07  7:17 ` [PATCH 08/14] readahead: remove one unnecessary radix tree lookup Wu Fengguang
2009-04-07  7:17 ` [PATCH 09/14] readahead: increase interleaved readahead size Wu Fengguang
2009-04-07  7:17 ` [PATCH 10/14] readahead: remove sync/async readahead call dependency Wu Fengguang
2009-04-07  7:17 ` [PATCH 11/14] readahead: clean up and simplify the code for filemap page fault readahead Wu Fengguang
2009-04-07  7:17 ` [PATCH 12/14] readahead: sequential mmap readahead Wu Fengguang
2009-04-07  7:17 ` [PATCH 13/14] readahead: enforce full readahead size on async " Wu Fengguang
2009-04-07  7:17 ` [PATCH 14/14] readahead: record mmap read-around states in file_ra_state Wu Fengguang
  -- strict thread matches above, loose matches on Subject: below --
2009-04-07 11:50 [PATCH 00/14] filemap and readahead fixes Wu Fengguang
2009-04-07 11:50 ` [PATCH 03/14] mm: remove FAULT_FLAG_RETRY dead code Wu Fengguang

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