Re: [PATCH 44/62] ocfs2: remove the second argument ofk[un]map_atomic()

From: Joel Becker
Date: Thu Dec 01 2011 - 15:18:54 EST


On Sun, Nov 27, 2011 at 01:27:24PM +0800, Cong Wang wrote:
>
> Signed-off-by: Cong Wang <amwang@xxxxxxxxxx>

Acked-by: Joel Becker <jlbec@xxxxxxxxxxxx>

I'm presuming you'll handle pushing this with the entire series.

Joel

> ---
> fs/ocfs2/aops.c | 16 ++++++++--------
> 1 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
> index c1efe93..61f93a5 100644
> --- a/fs/ocfs2/aops.c
> +++ b/fs/ocfs2/aops.c
> @@ -102,7 +102,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
> * copy, the data is still good. */
> if (buffer_jbd(buffer_cache_bh)
> && ocfs2_inode_is_new(inode)) {
> - kaddr = kmap_atomic(bh_result->b_page, KM_USER0);
> + kaddr = kmap_atomic(bh_result->b_page);
> if (!kaddr) {
> mlog(ML_ERROR, "couldn't kmap!\n");
> goto bail;
> @@ -110,7 +110,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
> memcpy(kaddr + (bh_result->b_size * iblock),
> buffer_cache_bh->b_data,
> bh_result->b_size);
> - kunmap_atomic(kaddr, KM_USER0);
> + kunmap_atomic(kaddr);
> set_buffer_uptodate(bh_result);
> }
> brelse(buffer_cache_bh);
> @@ -236,13 +236,13 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page,
> return -EROFS;
> }
>
> - kaddr = kmap_atomic(page, KM_USER0);
> + kaddr = kmap_atomic(page);
> if (size)
> memcpy(kaddr, di->id2.i_data.id_data, size);
> /* Clear the remaining part of the page */
> memset(kaddr + size, 0, PAGE_CACHE_SIZE - size);
> flush_dcache_page(page);
> - kunmap_atomic(kaddr, KM_USER0);
> + kunmap_atomic(kaddr);
>
> SetPageUptodate(page);
>
> @@ -671,7 +671,7 @@ static void ocfs2_clear_page_regions(struct page *page,
>
> ocfs2_figure_cluster_boundaries(osb, cpos, &cluster_start, &cluster_end);
>
> - kaddr = kmap_atomic(page, KM_USER0);
> + kaddr = kmap_atomic(page);
>
> if (from || to) {
> if (from > cluster_start)
> @@ -682,7 +682,7 @@ static void ocfs2_clear_page_regions(struct page *page,
> memset(kaddr + cluster_start, 0, cluster_end - cluster_start);
> }
>
> - kunmap_atomic(kaddr, KM_USER0);
> + kunmap_atomic(kaddr);
> }
>
> /*
> @@ -1928,9 +1928,9 @@ static void ocfs2_write_end_inline(struct inode *inode, loff_t pos,
> }
> }
>
> - kaddr = kmap_atomic(wc->w_target_page, KM_USER0);
> + kaddr = kmap_atomic(wc->w_target_page);
> memcpy(di->id2.i_data.id_data + pos, kaddr + pos, *copied);
> - kunmap_atomic(kaddr, KM_USER0);
> + kunmap_atomic(kaddr);
>
> trace_ocfs2_write_end_inline(
> (unsigned long long)OCFS2_I(inode)->ip_blkno,
> --
> 1.7.4.4
>

--

Life's Little Instruction Book #94

"Make it a habit to do nice things for people who
will never find out."

http://www.jlbec.org/
jlbec@xxxxxxxxxxxx
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