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| author | Shawn O. Pearce <spearce@spearce.org> | 2009-02-10 13:36:12 -0800 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2009-02-10 15:30:59 -0800 |
| commit | 3d20c636af05c44a6ff4df9309c2bca108ee149b (patch) | |
| tree | 97e2732bcb3039de582f9118077a43a1dc6e0472 /sha1_file.c | |
| parent | ab2fdb3b62589477bde0cd0af8239bee510c3488 (diff) | |
| download | git-3d20c636af05c44a6ff4df9309c2bca108ee149b.tar.gz | |
Clear the delta base cache during fast-import checkpoint
Otherwise we may reuse the same memory address for a totally
different "struct packed_git", and a previously cached object from
the prior occupant might be returned when trying to unpack an object
from the new pack.
Found-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'sha1_file.c')
| -rw-r--r-- | sha1_file.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sha1_file.c b/sha1_file.c index 0cfea9edc1..cbcae24d28 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -1630,6 +1630,13 @@ static inline void release_delta_base_cache(struct delta_base_cache_entry *ent) } } +void clear_delta_base_cache(void) +{ + unsigned long p; + for (p = 0; p < MAX_DELTA_CACHE; p++) + release_delta_base_cache(&delta_base_cache[p]); +} + static void add_delta_base_cache(struct packed_git *p, off_t base_offset, void *base, unsigned long base_size, enum object_type type) { |