Use btrfs_open_dir() instead of open_file_or_dir(), to show error before
real action(in ioctl or tree search), to make the error message exact
and unified.
It can also make code simple:
85 insertions(+), 185 deletions(-)
Also include some small bug fix.
Before patch:
# grep open_file_or_dir *.c
btrfs-fragments.c: fd = open_file_or_dir(path, &dirstream);
cmds-balance.c: fd = open_file_or_dir(path, &dirstream);
cmds-balance.c: fd = open_file_or_dir(path, &dirstream);
cmds-balance.c: fd = open_file_or_dir(path, &dirstream);
cmds-balance.c: fd = open_file_or_dir(path, &dirstream);
cmds-balance.c: fd = open_file_or_dir(path, &dirstream);
cmds-filesystem.c: fd = open_file_or_dir(path, &dirstream);
cmds-filesystem.c: fd = open_file_or_dir(path, &dirstream);
cmds-filesystem.c: fd = open_file_or_dir(argv[i], &dirstream);
cmds-filesystem.c: fd = open_file_or_dir(path, &dirstream);
cmds-fi-usage.c: fd = open_file_or_dir(argv[i], &dirstream);
cmds-inspect.c: fd = open_file_or_dir(argv[optind+1], &dirstream);
cmds-inspect.c: fd = open_file_or_dir(argv[optind+1], &dirstream);
cmds-inspect.c: path_fd = open_file_or_dir(full_path,
&dirs);
cmds-inspect.c: fd = open_file_or_dir(argv[2], &dirstream);
cmds-inspect.c: fd = open_file_or_dir(argv[1], &dirstream);
cmds-inspect.c: fd = open_file_or_dir(argv[optind], &dirstream);
cmds-qgroup.c: fd = open_file_or_dir(path, &dirstream);
cmds-qgroup.c: fd = open_file_or_dir(path, &dirstream);
cmds-qgroup.c: fd = open_file_or_dir(path, &dirstream);
cmds-qgroup.c: fd = open_file_or_dir(path, &dirstream);
cmds-quota.c: fd = open_file_or_dir(path, &dirstream);
cmds-quota.c: fd = open_file_or_dir(path, &dirstream);
cmds-replace.c: fd = open_file_or_dir(path, &dirstream);
cmds-replace.c: fd = open_file_or_dir(path, &dirstream);
cmds-subvolume.c: fddst = open_file_or_dir(dstdir, &dirstream);
cmds-subvolume.c: fd = open_file_or_dir(dname, &dirstream);
cmds-subvolume.c: fd = open_file_or_dir(subvol, &dirstream);
cmds-subvolume.c: fddst = open_file_or_dir(dstdir, &dirstream1);
cmds-subvolume.c: fd = open_file_or_dir(subvol, &dirstream2);
cmds-subvolume.c: fd = open_file_or_dir(subvol, &dirstream);
cmds-subvolume.c: fd = open_file_or_dir(path, &dirstream);
cmds-subvolume.c: fd = open_file_or_dir(subvol, &dirstream);
cmds-subvolume.c: fd = open_file_or_dir(fullpath, &dirstream1);
cmds-subvolume.c: mntfd = open_file_or_dir(mnt, &dirstream2);
cmds-subvolume.c: fd = open_file_or_dir(argv[optind], &dirstream);
props.c: fd = open_file_or_dir3(object, &dirstream, open_flags);
utils.c: fdmnt = open_file_or_dir(mp, dirstream);
utils.c: fdmnt = open_file_or_dir(path, dirstream);
utils.c: * Do the following checks before calling open_file_or_dir():
utils.c: ret = open_file_or_dir(path, dirstream);
utils.c:int open_file_or_dir3(const char *fname, DIR **dirstream, int
open_flags)
utils.c:int open_file_or_dir(const char *fname, DIR **dirstream)
utils.c: return open_file_or_dir3(fname, dirstream, O_RDWR);
utils.c: fd = open_file_or_dir(path, &dirstream);
#
After patch:
# grep open_file_or_dir *.c
cmds-filesystem.c: fd = open_file_or_dir(argv[i], &dirstream); *1
props.c: fd = open_file_or_dir3(object, &dirstream, open_flags);
utils.c: ret = open_file_or_dir(mp, dirstream);
utils.c: * Do the following checks before calling open_file_or_dir():
utils.c: ret = open_file_or_dir(path, dirstream);
utils.c:int open_file_or_dir3(const char *fname, DIR **dirstream, int
open_flags)
utils.c:int open_file_or_dir(const char *fname, DIR **dirstream)
utils.c: return open_file_or_dir3(fname, dirstream, O_RDWR);
utils.c: fd = open_file_or_dir(path, &dirstream);
#
*1: It is used to open dir or file, can not use btrfs_open_dir()
instead.
Zhao Lei (11):
btrfs-progs: subvolume: use btrfs_open_dir for btrfs subvolume command
btrfs-progs: filesystem: use btrfs_open_dir for btrfs filesystem
command
btrfs-progs: balance: use btrfs_open_dir for btrfs balance command
btrfs-progs: inspect: Bypass unnecessary clean function in open_error
btrfs-progs: inspect: set return value of error case
btrfs-progs: inspect: use btrfs_open_dir for btrfs inspect command
btrfs-progs: qgroup: use btrfs_open_dir for btrfs qgroup command
btrfs-progs: quota: use btrfs_open_dir for btrfs quota command
btrfs-progs: use btrfs_open_dir in open_path_or_dev_mnt
btrfs-progs: replace: use btrfs_open_dir for btrfs replace command
btrfs-progs: fragments: use btrfs_open_dir for btrfs-fragments command
btrfs-fragments.c | 6 ++----
cmds-balance.c | 30 ++++++++++-------------------
cmds-device.c | 13 ++-----------
cmds-fi-usage.c | 4 +---
cmds-filesystem.c | 19 +++++++------------
cmds-inspect.c | 26 +++++++++-----------------
cmds-qgroup.c | 24 ++++++++----------------
cmds-quota.c | 12 ++++--------
cmds-replace.c | 29 ++++++----------------------
cmds-scrub.c | 28 +++++-----------------------
cmds-subvolume.c | 56 +++++++++++++++++++------------------------------------
utils.c | 21 +++++++++++----------
utils.h | 2 +-
13 files changed, 85 insertions(+), 185 deletions(-)
--
1.8.5.1
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