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| author | Denys Vlasenko | 2020-10-01 21:52:16 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2020-10-01 21:52:16 +0200 |
| commit | 689d0650ab63425adaea26afe347015a204958ee (patch) | |
| tree | 9c2e10b952cad6804359bc10ccc963ff138fc3d4 /modutils/depmod.c | |
| parent | 3c3928fc658bddacd4e540589868bc28a8e4ca0a (diff) | |
| download | busybox-689d0650ab63425adaea26afe347015a204958ee.zip busybox-689d0650ab63425adaea26afe347015a204958ee.tar.gz | |
libbb: shrink recursive_action() by reducing memory pressure
function old new delta
recursive_action1 - 316 +316
file_action_grep 161 164 +3
add_to_prg_cache_if_socket 202 205 +3
depmod_main 509 511 +2
writeFileToTarball 488 489 +1
parse_module 281 282 +1
fileAction 207 208 +1
act 189 190 +1
add_to_dirlist 65 64 -1
writeTarFile 196 194 -2
uuidcache_init 47 45 -2
uuidcache_check_device 109 107 -2
true_action 8 6 -2
run_parts_main 310 308 -2
netstat_main 534 532 -2
lsusb_main 29 27 -2
lspci_main 45 43 -2
initial_scan 138 136 -2
grep_main 845 843 -2
find_main 482 480 -2
config_file_action 437 435 -2
chmod_main 142 140 -2
dirAction 14 10 -4
diff_main 1544 1540 -4
chown_main 154 148 -6
skip_dir 136 129 -7
dir_act 191 184 -7
recursive_action 453 69 -384
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 7/20 up/down: 328/-439) Total: -111 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'modutils/depmod.c')
| -rw-r--r-- | modutils/depmod.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/modutils/depmod.c b/modutils/depmod.c index 318e7cd..bb42bbe 100644 --- a/modutils/depmod.c +++ b/modutils/depmod.c @@ -32,10 +32,11 @@ * for each depends, look through our list of full paths and emit if found */ -static int FAST_FUNC parse_module(const char *fname, struct stat *sb UNUSED_PARAM, - void *data, int depth UNUSED_PARAM) +static int FAST_FUNC parse_module(struct recursive_state *state, + const char *fname, + struct stat *sb UNUSED_PARAM) { - module_db *modules = data; + module_db *modules = state->userData; char *image, *ptr; module_entry *e; @@ -201,11 +202,12 @@ int depmod_main(int argc UNUSED_PARAM, char **argv) memset(&modules, 0, sizeof(modules)); if (*argv) { do { - parse_module(*argv, /*sb (unused):*/ NULL, &modules, 0); + recursive_action(*argv, 0 /* no ACTION_RECURSE! */, + parse_module, NULL, &modules); } while (*++argv); } else { recursive_action(".", ACTION_RECURSE, - parse_module, NULL, &modules, 0); + parse_module, NULL, &modules); } /* Generate dependency and alias files */ |