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Merge branch 'rs/discard-index-discard-array' into maint

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* rs/discard-index-discard-array:
  read-cache: free cache in discard_index
  read-cache: add simple performance test
This commit is contained in:
Junio C Hamano 2013-07-19 10:39:01 -07:00
commit 65ed8684c4
5 changed files with 32 additions and 2 deletions
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1
.gitignore vendored
View File

@ -190,6 +190,7 @@
/test-mktemp
/test-parse-options
/test-path-utils
/test-read-cache
/test-regex
/test-revision-walking
/test-run-command

1
Makefile
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@ -565,6 +565,7 @@ TEST_PROGRAMS_NEED_X += test-mergesort
TEST_PROGRAMS_NEED_X += test-mktemp
TEST_PROGRAMS_NEED_X += test-parse-options
TEST_PROGRAMS_NEED_X += test-path-utils
TEST_PROGRAMS_NEED_X += test-read-cache
TEST_PROGRAMS_NEED_X += test-regex
TEST_PROGRAMS_NEED_X += test-revision-walking
TEST_PROGRAMS_NEED_X += test-run-command

5
read-cache.c
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@ -1518,8 +1518,9 @@ int discard_index(struct index_state *istate)
free_name_hash(istate);
cache_tree_free(&(istate->cache_tree));
istate->initialized = 0;
/* no need to throw away allocated active_cache */
free(istate->cache);
istate->cache = NULL;
istate->cache_alloc = 0;
return 0;
}

14
t/perf/p0002-read-cache.sh Executable file
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@ -0,0 +1,14 @@
#!/bin/sh
test_description="Tests performance of reading the index"
. ./perf-lib.sh
test_perf_default_repo
count=1000
test_perf "read_cache/discard_cache $count times" "
test-read-cache $count
"
test_done

13
test-read-cache.c Normal file
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@ -0,0 +1,13 @@
#include "cache.h"
int main (int argc, char **argv)
{
int i, cnt = 1;
if (argc == 2)
cnt = strtol(argv[1], NULL, 0);
for (i = 0; i < cnt; i++) {
read_cache();
discard_cache();
}
return 0;
}