> On Tue, Dec 16, 2008 at 20:37, Roland <devzero@xxxxxx> wrote:
> > i have come across a weird autocomplete issue i assume it is related to
> > btrfs.
> >
> > let`s have some dirs:
> >
> > /non-btrfs-mount
> > ./linux
> > ./testdir
> >
> > /brtfs-mount
> > ./linux
> > ./testdir
> >
> > now, if i do "cd t<tab>" in /non-btrfs-mount, "t" autocompletes to "testdir"
> > same for l<tab>inux - bash autocompletes as expected.
> >
> > now, the weird thing is, that on /btrfs-mount this behaves different.
> >
> > autocompletion for testdir works, but not for linux dir. weird.
> >
> > can someone reproduce this ?
>
> Open another shell, find the bash process pid of the first shell with:
> ps afx
> and do:
> strace -p <pid>
> Go back to the first shell, hit <tab>, and the trace should show
> what's going on. You see a significant difference there?
ok, here we go (i hope i did not cut important parts).
i don`t see the real issue, but i did another interesting finding - see below
bad (cd l<tab>):
open(".", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC) = 3
fstat64(3, {st_dev=makedev(0, 19), st_ino=256, st_mode=S_IFDIR|0555, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=8, st_size=18, st_atime=2008/12/16-21:32:38, st_mtime=2008/12/16-21:32:37, st_ctime=2008/12/16-21:32:37}) = 0
getdents64(3, {{d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name="."} {d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name=".."} {d_ino=257, d_off=3, d_type=DT_DIR, d_reclen=24, d_name="test"} {d_ino=258, d_off=9223372036854775807, d_type=DT_DIR, d_reclen=32, d_name="linux"}}, 4096) = 104
_llseek(3, 3, [3], SEEK_SET) = 0
getdents64(3, {{d_ino=258, d_off=9223372036854775807, d_type=DT_DIR, d_reclen=32, d_name="linux"}}, 4096) = 32
close(3) = 0
write(2, "\7", 1) = 1
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
good (cd t<tab>):
open(".", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC) = 3
fstat64(3, {st_dev=makedev(0, 19), st_ino=256, st_mode=S_IFDIR|0555, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=8, st_size=18, st_atime=2008/12/16-21:38:13, st_mtime=2008/12/16-21:38:11, st_ctime=2008/12/16-21:38:11}) = 0
getdents64(3, {{d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name="."} {d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name=".."} {d_ino=257, d_off=3, d_type=DT_DIR, d_reclen=24, d_name="test"} {d_ino=258, d_off=9223372036854775807, d_type=DT_DIR, d_reclen=32, d_name="linux"}}, 4096) = 104
_llseek(3, 3, [3], SEEK_SET) = 0
getdents64(3, {{d_ino=258, d_off=9223372036854775807, d_type=DT_DIR, d_reclen=32, d_name="linux"}}, 4096) = 32
close(3) = 0
stat64("test", {st_dev=makedev(0, 19), st_ino=257, st_mode=S_IFDIR|0755, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=0, st_atime=2008/12/16-21:15:29, st_mtime=2008/12/16-21:15:29, st_ctime=2008/12/16-21:15:29}) = 0
stat64("test", {st_dev=makedev(0, 19), st_ino=257, st_mode=S_IFDIR|0755, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=0, st_atime=2008/12/16-21:15:29, st_mtime=2008/12/16-21:15:29, st_ctime=2008/12/16-21:15:29}) = 0
write(2, "est/", 4) = 4
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
and now, after adding a file to that dir with "touch abcd", for my curiousity this makes "cd l<tab>" work again.
open(".", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC) = 3
fstat64(3, {st_dev=makedev(0, 19), st_ino=256, st_mode=S_IFDIR|0555, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=8, st_size=26, st_atime=2008/12/16-21:34:45, st_mtime=2008/12/16-21:34:44, st_ctime=2008/12/16-21:34:44}) = 0
getdents64(3, {{d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name="."} {d_ino=256, d_off=2, d_type=DT_DIR, d_reclen=24, d_name=".."} {d_ino=257, d_off=3, d_type=DT_DIR, d_reclen=24, d_name="test"} {d_ino=258, d_off=17, d_type=DT_DIR, d_reclen=32, d_name="linux"} {d_ino=272, d_off=9223372036854775807, d_type=DT_REG, d_reclen=24, d_name="abcd"}}, 4096) = 128
_llseek(3, 17, [17], SEEK_SET) = 0
getdents64(3, {{d_ino=272, d_off=9223372036854775807, d_type=DT_REG, d_reclen=24, d_name="abcd"}}, 4096) = 24
close(3) = 0
stat64("linux", {st_dev=makedev(0, 19), st_ino=258, st_mode=S_IFDIR|0755, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=0, st_atime=2008/12/16-21:15:33, st_mtime=2008/12/16-21:15:33, st_ctime=2008/12/16-21:15:33}) = 0
stat64("linux", {st_dev=makedev(0, 19), st_ino=258, st_mode=S_IFDIR|0755, st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=0, st_size=0, st_atime=2008/12/16-21:15:33, st_mtime=2008/12/16-21:15:33, st_ctime=2008/12/16-21:15:33}) = 0
write(2, "inux/", 5) = 5
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
regards
roland
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