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| author | Noam Postavsky <npostavs@gmail.com> | 2018-07-11 20:13:25 -0400 |
|---|---|---|
| committer | Noam Postavsky <npostavs@gmail.com> | 2018-07-12 21:45:31 -0400 |
| commit | 01dbf2a347944497fdcf2ec156f4605020d7ba2a (patch) | |
| tree | f2fb4ec0adfe9c67bf3efcd3ba21c7ab2f2bf3e0 | |
| parent | 1222ff5275e61e797d388489b8a88f499247321d (diff) | |
| download | emacs-01dbf2a347944497fdcf2ec156f4605020d7ba2a.tar.gz | |
Speed up smerge-refine-regions by avoiding fsync
* lisp/vc/smerge-mode.el (smerge-refine-regions): Bind
write-region-inhibit-fsync to t. This was reported in
https://github.com/magit/magit/pull/2834 to give a noticable speedup.
| -rw-r--r-- | lisp/vc/smerge-mode.el | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lisp/vc/smerge-mode.el b/lisp/vc/smerge-mode.el index cb51fbab8eb..ff41473435c 100644 --- a/lisp/vc/smerge-mode.el +++ b/lisp/vc/smerge-mode.el @@ -1075,9 +1075,10 @@ used to replace chars to try and eliminate some spurious differences." (if smerge-refine-weight-hack (make-hash-table :test #'equal)))) (unless (markerp beg1) (setq beg1 (copy-marker beg1))) (unless (markerp beg2) (setq beg2 (copy-marker beg2))) - ;; Chop up regions into smaller elements and save into files. - (smerge--refine-chopup-region beg1 end1 file1 preproc) - (smerge--refine-chopup-region beg2 end2 file2 preproc) + (let ((write-region-inhibit-fsync t)) ; Don't fsync temp files (Bug#12747). + ;; Chop up regions into smaller elements and save into files. + (smerge--refine-chopup-region beg1 end1 file1 preproc) + (smerge--refine-chopup-region beg2 end2 file2 preproc)) ;; Call diff on those files. (unwind-protect |