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f2fs: handle error cases in commit_inmem_pages

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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>
This commit is contained in:
Jaegeuk Kim 2015-07-25 00:52:52 -07:00
parent a6d494b6d8
commit edb27deea7
3 changed files with 14 additions and 5 deletions
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2
fs/f2fs/f2fs.h
View File

@ -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 *);

7
fs/f2fs/file.c
View File

@ -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))

10
fs/f2fs/segment.c
View File

@ -227,7 +227,7 @@ void register_inmem_page(struct inode *inode, struct page *page)
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;
}
/*