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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-12-10 21:59:33 (GMT) |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-01-10 01:02:21 (GMT) |
| commit | 70c640b1d6fd8484d0629b90052d6f6f738023fb (patch) | |
| tree | 8e59b8ad12b2f7d3232dd1777bcdbbebfed30a8f /fs/f2fs/segment.c | |
| parent | 88a70a69c088933011615fe26242e0335b012284 (diff) | |
| download | linux-70c640b1d6fd8484d0629b90052d6f6f738023fb.tar.xz | |
f2fs: don't need to call lock_op and lock_page for abort
We don't need to call lock_op and lock_page at the aborting path.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 11e4b5c..3ce86c5 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -240,33 +240,38 @@ void commit_inmem_pages(struct inode *inode, bool abort) * Otherwise, f2fs_gc in f2fs_balance_fs can wait forever until this * inode becomes free by iget_locked in f2fs_iget. */ - if (!abort) + if (!abort) { f2fs_balance_fs(sbi); - - f2fs_lock_op(sbi); + f2fs_lock_op(sbi); + } mutex_lock(&fi->inmem_lock); list_for_each_entry_safe(cur, tmp, &fi->inmem_pages, list) { - lock_page(cur->page); - if (!abort && cur->page->mapping == inode->i_mapping) { - f2fs_wait_on_page_writeback(cur->page, DATA); - if (clear_page_dirty_for_io(cur->page)) - inode_dec_dirty_pages(inode); - do_write_data_page(cur->page, &fio); - submit_bio = true; + if (!abort) { + lock_page(cur->page); + if (cur->page->mapping == inode->i_mapping) { + f2fs_wait_on_page_writeback(cur->page, DATA); + if (clear_page_dirty_for_io(cur->page)) + inode_dec_dirty_pages(inode); + do_write_data_page(cur->page, &fio); + submit_bio = true; + } + f2fs_put_page(cur->page, 1); + } else { + put_page(cur->page); } radix_tree_delete(&fi->inmem_root, cur->page->index); - f2fs_put_page(cur->page, 1); list_del(&cur->list); kmem_cache_free(inmem_entry_slab, cur); dec_page_count(F2FS_I_SB(inode), F2FS_INMEM_PAGES); } - if (submit_bio) - f2fs_submit_merged_bio(sbi, DATA, WRITE); mutex_unlock(&fi->inmem_lock); - filemap_fdatawait_range(inode->i_mapping, 0, LLONG_MAX); - f2fs_unlock_op(sbi); + if (!abort) { + f2fs_unlock_op(sbi); + if (submit_bio) + f2fs_submit_merged_bio(sbi, DATA, WRITE); + } } /* |