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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-07-25 07:52:52 (GMT) |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-08-05 15:08:15 (GMT) |
| commit | edb27deea7cabfff8feb8c62aae647b7673be734 (patch) | |
| tree | cde2beefcad2e8b30cebbe3b2c568893f000513a /fs/f2fs | |
| parent | a6d494b6d84697f954aaade204e8a5843078a94f (diff) | |
| download | linux-edb27deea7cabfff8feb8c62aae647b7673be734.tar.xz | |
f2fs: handle error cases in commit_inmem_pages
This patch adds to handle error cases in commit_inmem_pages.
If an error occurs, it stops to write the pages and return the error right
away.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/f2fs.h | 2 | ||||
| -rw-r--r-- | fs/f2fs/file.c | 7 | ||||
| -rw-r--r-- | fs/f2fs/segment.c | 10 |
3 files changed, 14 insertions, 5 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index e73f2e2..58b05b5 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1697,7 +1697,7 @@ void destroy_node_manager_caches(void); * segment.c */ void register_inmem_page(struct inode *, struct page *); -void commit_inmem_pages(struct inode *, bool); +int commit_inmem_pages(struct inode *, bool); void f2fs_balance_fs(struct f2fs_sb_info *); void f2fs_balance_fs_bg(struct f2fs_sb_info *); int f2fs_issue_flush(struct f2fs_sb_info *); diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 25d1a2f..be69a01 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1358,10 +1358,13 @@ static int f2fs_ioc_commit_atomic_write(struct file *filp) if (f2fs_is_atomic_file(inode)) { clear_inode_flag(F2FS_I(inode), FI_ATOMIC_FILE); - commit_inmem_pages(inode, false); + ret = commit_inmem_pages(inode, false); + if (ret) + goto err_out; } ret = f2fs_sync_file(filp, 0, LLONG_MAX, 0); +err_out: mnt_drop_write_file(filp); return ret; } @@ -1418,7 +1421,7 @@ static int f2fs_ioc_abort_volatile_write(struct file *filp) if (f2fs_is_atomic_file(inode)) { clear_inode_flag(F2FS_I(inode), FI_ATOMIC_FILE); - commit_inmem_pages(inode, false); + commit_inmem_pages(inode, true); } if (f2fs_is_volatile_file(inode)) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index f7bfc3b..509a2c4 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -227,7 +227,7 @@ retry: trace_f2fs_register_inmem_page(page, INMEM); } -void commit_inmem_pages(struct inode *inode, bool abort) +int commit_inmem_pages(struct inode *inode, bool abort) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); struct f2fs_inode_info *fi = F2FS_I(inode); @@ -239,6 +239,7 @@ void commit_inmem_pages(struct inode *inode, bool abort) .rw = WRITE_SYNC | REQ_PRIO, .encrypted_page = NULL, }; + int err = 0; /* * The abort is true only when f2fs_evict_inode is called. @@ -263,8 +264,12 @@ void commit_inmem_pages(struct inode *inode, bool abort) inode_dec_dirty_pages(inode); trace_f2fs_commit_inmem_page(cur->page, INMEM); fio.page = cur->page; - do_write_data_page(&fio); + err = do_write_data_page(&fio); submit_bio = true; + if (err) { + unlock_page(cur->page); + break; + } } f2fs_put_page(cur->page, 1); } else { @@ -283,6 +288,7 @@ void commit_inmem_pages(struct inode *inode, bool abort) if (submit_bio) f2fs_submit_merged_bio(sbi, DATA, WRITE); } + return err; } /* |