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| author | Blue Swirl <blauwirbel@gmail.com> | 2010-10-02 14:28:12 +0000 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2010-10-02 14:28:12 +0000 |
| commit | a82cdd58fd9ffa8c651f51de8d855f6baf708681 (patch) | |
| tree | c07111dd003a2875da57d33246d350223868ac38 /block-migration.c | |
| parent | 904fe1fbd10388f384c9930fa2d8a25113b7e7aa (diff) | |
trace: avoid unnecessary recompilation if nothing changed
Add logic to detect changes in generated files. If the old
and new files are identical, don't touch the generated file.
This avoids a lot of churn since many files depend on trace.h.
Based on suggestion by Paolo Bonzini.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'block-migration.c')
0 files changed, 0 insertions, 0 deletions