From 7026a7375017f6ea71cc7df1b8b201a8084c781b Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Tue, 20 Dec 2022 10:49:45 -0800 Subject: [PATCH] f2fs-tools: Remove deprecated f2fstat Let's remove this. Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim --- .gitignore | 1 - tools/Makefile.am | 3 +- tools/f2fstat.c | 311 ---------------------------------------------- 3 files changed, 1 insertion(+), 314 deletions(-) delete mode 100644 tools/f2fstat.c diff --git a/.gitignore b/.gitignore index 9acac42..4980944 100644 --- a/.gitignore +++ b/.gitignore @@ -46,7 +46,6 @@ stamp-h1 /mkfs/mkfs.f2fs /fsck/fsck.f2fs -/tools/f2fstat /tools/fibmap.f2fs /tools/parse.f2fs /tools/f2fscrypt diff --git a/tools/Makefile.am b/tools/Makefile.am index 8dd963a..6b03814 100644 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -2,11 +2,10 @@ AM_CPPFLAGS = ${libuuid_CFLAGS} -I$(top_srcdir)/include AM_CFLAGS = -Wall -sbin_PROGRAMS = f2fstat +sbin_PROGRAMS = if !WINDOWS sbin_PROGRAMS += fibmap.f2fs parse.f2fs endif -f2fstat_SOURCES = f2fstat.c fibmap_f2fs_SOURCES = fibmap.c parse_f2fs_SOURCES = f2fs_io_parse.c diff --git a/tools/f2fstat.c b/tools/f2fstat.c deleted file mode 100644 index 5b4d683..0000000 --- a/tools/f2fstat.c +++ /dev/null @@ -1,311 +0,0 @@ -#include -#include -#include -#include -#include -#include - -#ifdef DEBUG -#define dbg(fmt, args...) printf(fmt, __VA_ARGS__); -#else -#define dbg(fmt, args...) -#endif - -/* - * f2fs status - */ -#define F2FS_STATUS "/sys/kernel/debug/f2fs/status" - -#define KEY_NODE 0x00000001 -#define KEY_META 0x00000010 - -unsigned long util; -unsigned long used_node_blks; -unsigned long used_data_blks; -//unsigned long inline_inode; - -unsigned long free_segs; -unsigned long valid_segs; -unsigned long dirty_segs; -unsigned long prefree_segs; - -unsigned long gc, bg_gc; -unsigned long cp; -unsigned long gc_data_blks; -unsigned long gc_node_blks; - -//unsigned long extent_hit_ratio; - -unsigned long dirty_node, node_kb; -unsigned long dirty_dents; -unsigned long dirty_meta, meta_kb; -unsigned long nat_caches; -unsigned long dirty_sit; - -unsigned long free_nids; - -unsigned long ssr_blks; -unsigned long lfs_blks; -unsigned long memory_kb; - -struct options { - int delay; - int interval; - char partname[32]; -}; - -struct mm_table { - const char *name; - unsigned long *val; - int flag; -}; - -static int compare_mm_table(const void *a, const void *b) -{ - dbg("[COMPARE] %s, %s\n", ((struct mm_table *)a)->name, ((struct mm_table *)b)->name); - return strcmp(((struct mm_table *)a)->name, ((struct mm_table *)b)->name); -} - -static inline void remove_newline(char **head) -{ -again: - if (**head == '\n') { - *head = *head + 1; - goto again; - } -} - -void f2fstat(struct options *opt) -{ - int fd; - int ret; - char keyname[32]; - char buf[4096]; - struct mm_table key = { keyname, NULL, 0 }; - struct mm_table *found; - int f2fstat_table_cnt; - char *head, *tail; - int found_cnt = 0; - - static struct mm_table f2fstat_table[] = { - { " - Data", &used_data_blks, 0 }, - { " - Dirty", &dirty_segs, 0 }, - { " - Free", &free_segs, 0 }, - { " - NATs", &nat_caches, 0 }, - { " - Node", &used_node_blks, 0 }, - { " - Prefree", &prefree_segs, 0 }, - { " - SITs", &dirty_sit, 0 }, - { " - Valid", &valid_segs, 0 }, - { " - dents", &dirty_dents, 0 }, - { " - free_nids", &free_nids, 0 }, - { " - meta", &dirty_meta, KEY_META }, - { " - nodes", &dirty_node, KEY_NODE }, - { "CP calls", &cp, 0 }, - { "GC calls", &gc, 0 }, - { "LFS", &lfs_blks, 0 }, - { "Memory", &memory_kb, 0 }, - { "SSR", &ssr_blks, 0 }, - { "Utilization", &util, 0 }, - }; - - f2fstat_table_cnt = sizeof(f2fstat_table)/sizeof(struct mm_table); - - fd = open(F2FS_STATUS, O_RDONLY); - if (fd < 0) { - perror("open " F2FS_STATUS); - exit(EXIT_FAILURE); - } - - ret = read(fd, buf, 4096); - if (ret < 0) { - perror("read " F2FS_STATUS); - exit(EXIT_FAILURE); - } - buf[ret] = '\0'; - - head = buf; - - if (opt->partname[0] != '\0') { - head = strstr(buf, opt->partname); - if (head == NULL) - exit(EXIT_FAILURE); - } - - for (;;) { - remove_newline(&head); - tail = strchr(head, ':'); - if (!tail) - break; - *tail = '\0'; - if (strlen(head) >= sizeof(keyname)) { - dbg("[OVER] %s\n", head); - *tail = ':'; - tail = strchr(head, '\n'); - head = tail + 1; - continue; - } - - strcpy(keyname, head); - - found = bsearch(&key, f2fstat_table, f2fstat_table_cnt, sizeof(struct mm_table), compare_mm_table); - dbg("[RESULT] %s (%s)\n", head, (found) ? "O" : "X"); - head = tail + 1; - if (!found) - goto nextline; - - *(found->val) = strtoul(head, &tail, 10); - if (found->flag) { - int npages; - tail = strstr(head, "in"); - head = tail + 2; - npages = strtoul(head, &tail, 10); - switch (found->flag & (KEY_NODE | KEY_META)) { - case KEY_NODE: - node_kb = npages * 4; - break; - case KEY_META: - meta_kb = npages * 4; - break; - } - } - if (++found_cnt == f2fstat_table_cnt) - break; -nextline: - tail = strchr(head, '\n'); - if (!tail) - break; - head = tail + 1; - } - - close(fd); -} - -void usage(void) -{ - printf("Usage: f2fstat [option]\n" - " -d delay (secs)\n" - " -i interval of head info\n" - " -p partition name (e.g. /dev/sda3)\n"); - exit(EXIT_FAILURE); -} - -void parse_option(int argc, char *argv[], struct options *opt) -{ - int option; - const char *option_string = "d:i:p:h"; - - while ((option = getopt(argc, argv, option_string)) != EOF) { - switch (option) { - case 'd': - opt->delay = atoi(optarg); - break; - case 'i': - opt->interval = atoi(optarg); - break; - case 'p': - strcpy(opt->partname, basename(optarg)); - break; - default: - usage(); - break; - } - } -} - -void __make_head(char *head, int index, int i, int len) -{ - char name_h[5][20] = {"main segments", "page/slab caches", "cp/gc", "blks", "memory"}; - int half = (len - strlen(name_h[i])) / 2; - - *(head + index) = '|'; - index++; - memset(head + index, '-', half); - index += half; - strcpy(head + index, name_h[i]); - index += strlen(name_h[i]); - memset(head + index, '-', half); -} - -void print_head(char *res) -{ - char *ptr, *ptr_buf; - char buf[1024], head[1024]; - char name[20][10] = {"util", "node", "data", "free", "valid", "dirty", "prefree", "node", "dent", "meta", - "sit", "nat", "fnid", "cp", "gc", "ssr", "lfs", "total", "node", "meta"}; - int i, len, prev_index = 0; - - ptr_buf = buf; - memset(buf, ' ', 1024); - memset(head, ' ', 1024); - - for (i = 0; i < 20; i++) { - ptr = (i == 0) ? strtok(res, " ") : strtok(NULL, " "); - strcpy(ptr_buf, name[i]); - if (i == 1) { - prev_index = ptr_buf - buf - 1; - } else if (i == 7) { - len = (ptr_buf - buf) - 1 - prev_index; - __make_head(head, prev_index, 0, len); - prev_index = ptr_buf - buf - 1; - } else if (i == 13) { - len = (ptr_buf - buf) - 1 - prev_index; - __make_head(head, prev_index, 1, len); - prev_index = ptr_buf - buf - 1; - } else if (i == 15) { - len = (ptr_buf - buf) - 1 - prev_index; - __make_head(head, prev_index, 2, len); - prev_index = ptr_buf - buf - 1; - } else if (i == 17) { - len = (ptr_buf - buf) - 1 - prev_index; - __make_head(head, prev_index, 3, len); - prev_index = ptr_buf - buf - 1; - } - - len = strlen(ptr); - ptr_buf += (len > strlen(name[i]) ? len : strlen(name[i])) + 1; - } - - len = (ptr_buf - buf) - 1 - prev_index; - __make_head(head, prev_index, 4, len); - - *ptr_buf = 0; - *(head + (ptr_buf - buf - 1)) = '|'; - *(head + (ptr_buf - buf)) = 0; - fprintf(stderr, "%s\n%s\n", head, buf); -} - -int main(int argc, char *argv[]) -{ - char format[] = "%4ld %4ld %4ld %4ld %5ld %5ld %7ld %4ld %4ld %4ld %3ld %3ld %4ld %2ld %2ld %3ld %3ld %5ld %4ld %4ld"; - char buf[1024], tmp[1024]; - int head_interval; - struct options opt = { - .delay = 1, - .interval = 20, - .partname = { 0, }, - }; - - parse_option(argc, argv, &opt); - head_interval = opt.interval; - - while (1) { - memset(buf, 0, 1024); - f2fstat(&opt); - sprintf(buf, format, util, used_node_blks, used_data_blks, - free_segs, valid_segs, dirty_segs, prefree_segs, - dirty_node, dirty_dents, dirty_meta, dirty_sit, nat_caches, free_nids, - cp, gc, ssr_blks, lfs_blks, memory_kb, node_kb, meta_kb); - - strcpy(tmp, buf); - if (head_interval == opt.interval) - print_head(tmp); - if (head_interval-- == 0) - head_interval = opt.interval; - - fprintf(stderr, "%s\n", buf); - - sleep(opt.delay); - } - - return 0; -}