diff options
| author | Huang Ying <ying.huang@intel.com> | 2016-10-07 17:00:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-07 18:46:28 -0700 |
| commit | 8cd797887ae0a73313ba248e027e59c0a597d693 (patch) | |
| tree | ef50ba51023913699ea9a7c694a5e051d534affd /fs | |
| parent | f6ab1f7f6b2d8e48c5fc47746a67363b20d79a1d (diff) | |
mm: remove page_file_index
After using the offset of the swap entry as the key of the swap cache,
the page_index() becomes exactly same as page_file_index(). So the
page_file_index() is removed and the callers are changed to use
page_index() instead.
Link: http://lkml.kernel.org/r/1473270649-27229-2-git-send-email-ying.huang@intel.com
Signed-off-by: "Huang, Ying" <ying.huang@intel.com>
Cc: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Anna Schumaker <anna.schumaker@netapp.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/internal.h | 6 | ||||
| -rw-r--r-- | fs/nfs/pagelist.c | 2 | ||||
| -rw-r--r-- | fs/nfs/read.c | 2 | ||||
| -rw-r--r-- | fs/nfs/write.c | 4 |
4 files changed, 7 insertions, 7 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 74935a19e4bf..da9e5584bfdc 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -681,11 +681,11 @@ unsigned int nfs_page_length(struct page *page) loff_t i_size = i_size_read(page_file_mapping(page)->host); if (i_size > 0) { - pgoff_t page_index = page_file_index(page); + pgoff_t index = page_index(page); pgoff_t end_index = (i_size - 1) >> PAGE_SHIFT; - if (page_index < end_index) + if (index < end_index) return PAGE_SIZE; - if (page_index == end_index) + if (index == end_index) return ((i_size - 1) & ~PAGE_MASK) + 1; } return 0; diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 174dd4cf5747..965db474f4b0 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -342,7 +342,7 @@ nfs_create_request(struct nfs_open_context *ctx, struct page *page, * update_nfs_request below if the region is not locked. */ req->wb_page = page; if (page) { - req->wb_index = page_file_index(page); + req->wb_index = page_index(page); get_page(page); } req->wb_offset = offset; diff --git a/fs/nfs/read.c b/fs/nfs/read.c index 572e5b3b06f1..defc9233e985 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -295,7 +295,7 @@ int nfs_readpage(struct file *file, struct page *page) int error; dprintk("NFS: nfs_readpage (%p %ld@%lu)\n", - page, PAGE_SIZE, page_file_index(page)); + page, PAGE_SIZE, page_index(page)); nfs_inc_stats(inode, NFSIOS_VFSREADPAGE); nfs_add_stats(inode, NFSIOS_READPAGES, 1); diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 3a6724c6eb5f..53211838f72a 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -151,7 +151,7 @@ static void nfs_grow_file(struct page *page, unsigned int offset, unsigned int c spin_lock(&inode->i_lock); i_size = i_size_read(inode); end_index = (i_size - 1) >> PAGE_SHIFT; - if (i_size > 0 && page_file_index(page) < end_index) + if (i_size > 0 && page_index(page) < end_index) goto out; end = page_file_offset(page) + ((loff_t)offset+count); if (i_size >= end) @@ -603,7 +603,7 @@ static int nfs_do_writepage(struct page *page, struct writeback_control *wbc, { int ret; - nfs_pageio_cond_complete(pgio, page_file_index(page)); + nfs_pageio_cond_complete(pgio, page_index(page)); ret = nfs_page_async_flush(pgio, page, wbc->sync_mode == WB_SYNC_NONE, launder); if (ret == -EAGAIN) { |