diff options
| author | Chao Yu <yuchao0@huawei.com> | 2018-04-24 04:55:28 +0200 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-05-31 20:31:49 +0200 |
| commit | b2532c694033fb6762478846c457382061f9f630 (patch) | |
| tree | 2efb28d6f943201ee1a387fd558aaad4e7079ad5 /fs/f2fs/data.c | |
| parent | f2fs: move mnt_want_write_file after range check (diff) | |
| download | linux-b2532c694033fb6762478846c457382061f9f630.tar.xz linux-b2532c694033fb6762478846c457382061f9f630.zip | |
f2fs: rename dio_rwsem to i_gc_rwsem
RW semphore dio_rwsem in struct f2fs_inode_info is introduced to avoid
race between dio and data gc, but now, it is more wildly used to avoid
foreground operation vs data gc. So rename it to i_gc_rwsem to improve
its readability.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
| -rw-r--r-- | fs/f2fs/data.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index ac8720fa5868..72287fa2489c 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -2401,17 +2401,17 @@ static ssize_t f2fs_direct_IO(struct kiocb *iocb, struct iov_iter *iter) if (rw == WRITE && whint_mode == WHINT_MODE_OFF) iocb->ki_hint = WRITE_LIFE_NOT_SET; - if (!down_read_trylock(&F2FS_I(inode)->dio_rwsem[rw])) { + if (!down_read_trylock(&F2FS_I(inode)->i_gc_rwsem[rw])) { if (iocb->ki_flags & IOCB_NOWAIT) { iocb->ki_hint = hint; err = -EAGAIN; goto out; } - down_read(&F2FS_I(inode)->dio_rwsem[rw]); + down_read(&F2FS_I(inode)->i_gc_rwsem[rw]); } err = blockdev_direct_IO(iocb, inode, iter, get_data_block_dio); - up_read(&F2FS_I(inode)->dio_rwsem[rw]); + up_read(&F2FS_I(inode)->i_gc_rwsem[rw]); if (rw == WRITE) { if (whint_mode == WHINT_MODE_OFF) |