diff options
| author | Gabriel Krisman Bertazi <krisman@collabora.com> | 2019-06-19 23:45:09 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2019-06-19 23:45:09 -0400 |
| commit | 3ae72562ad917df36a1b1247d749240e3b4865db (patch) | |
| tree | c458ce5abc17452b19e2ecc06ce7d46841d5ec63 /drivers/md/dm-log.c | |
| parent | b03755ad6f33b7b8cd7312a3596a2dbf496de6e7 (diff) | |
| download | linux-3ae72562ad917df36a1b1247d749240e3b4865db.tar.bz2 | |
ext4: optimize case-insensitive lookups
Temporarily cache a casefolded version of the file name under lookup in
ext4_filename, to avoid repeatedly casefolding it. I got up to 30%
speedup on lookups of large directories (>100k entries), depending on
the length of the string under lookup.
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'drivers/md/dm-log.c')
0 files changed, 0 insertions, 0 deletions