diff options
| author | Youling Tang <[email protected]> | 2024-04-25 17:16:59 +0800 |
|---|---|---|
| committer | Kent Overstreet <[email protected]> | 2024-07-14 19:00:12 -0400 |
| commit | 630d565ddad52c1777ec3b48de04ecdc21004991 (patch) | |
| tree | 68a081151490f4447a8c831df6f76a404cb205be | |
| parent | da6fa380d369a7e4d61f7a654efb48a018e3e563 (diff) | |
bcachefs: Use filemap_read() to simplify the execution flow
Using filemap_read() can reduce unnecessary code execution
for non IOCB_DIRECT paths.
Signed-off-by: Youling Tang <[email protected]>
Signed-off-by: Kent Overstreet <[email protected]>
| -rw-r--r-- | fs/bcachefs/fs-io-direct.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/bcachefs/fs-io-direct.c b/fs/bcachefs/fs-io-direct.c index 049b61bc9a5b..e246b1e05aa2 100644 --- a/fs/bcachefs/fs-io-direct.c +++ b/fs/bcachefs/fs-io-direct.c @@ -179,7 +179,7 @@ ssize_t bch2_read_iter(struct kiocb *iocb, struct iov_iter *iter) struct bch_inode_info *inode = file_bch_inode(file); struct address_space *mapping = file->f_mapping; size_t count = iov_iter_count(iter); - ssize_t ret; + ssize_t ret = 0; if (!count) return 0; /* skip atime */ @@ -205,7 +205,7 @@ ssize_t bch2_read_iter(struct kiocb *iocb, struct iov_iter *iter) iocb->ki_pos += ret; } else { bch2_pagecache_add_get(inode); - ret = generic_file_read_iter(iocb, iter); + ret = filemap_read(iocb, iter, ret); bch2_pagecache_add_put(inode); } out: |