From 689d0650ab63425adaea26afe347015a204958ee Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Thu, 1 Oct 2020 21:52:16 +0200 Subject: 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 --- archival/tar.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'archival') diff --git a/archival/tar.c b/archival/tar.c index 4f25648..93184cc 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -491,10 +491,11 @@ static int exclude_file(const llist_t *excluded_files, const char *file) # define exclude_file(excluded_files, file) 0 # endif -static int FAST_FUNC writeFileToTarball(const char *fileName, struct stat *statbuf, - void *userData, int depth UNUSED_PARAM) +static int FAST_FUNC writeFileToTarball(struct recursive_state *state, + const char *fileName, + struct stat *statbuf) { - struct TarBallInfo *tbInfo = (struct TarBallInfo *) userData; + struct TarBallInfo *tbInfo = (struct TarBallInfo *) state->userData; const char *header_name; int inputFileFd = -1; @@ -700,7 +701,7 @@ static NOINLINE int writeTarFile( /* Read the directory/files and iterate over them one at a time */ while (filelist) { if (!recursive_action(filelist->data, recurseFlags, - writeFileToTarball, writeFileToTarball, tbInfo, 0) + writeFileToTarball, writeFileToTarball, tbInfo) ) { errorFlag = TRUE; } -- cgit v1.1