^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* -*- linux-c -*- */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) /* fs/reiserfs/procfs.c */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright 2000 by Hans Reiser, licensing governed by reiserfs/README
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) /* proc info support a la one created by Sizif@Botik.RU for PGC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/seq_file.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/uaccess.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "reiserfs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/proc_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) * LOCKING:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) * These guys are evicted from procfs as the very first step in ->kill_sb().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) static int show_version(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) char *format;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) if (REISERFS_SB(sb)->s_properties & (1 << REISERFS_3_6)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) format = "3.6";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) } else if (REISERFS_SB(sb)->s_properties & (1 << REISERFS_3_5)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) format = "3.5";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) format = "unknown";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) seq_printf(m, "%s format\twith checks %s\n", format,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #if defined( CONFIG_REISERFS_CHECK )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) "on"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) "off"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define SF( x ) ( r -> x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define SFP( x ) SF( s_proc_info_data.x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define SFPL( x ) SFP( x[ level ] )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define SFPF( x ) SFP( scan_bitmap.x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define SFPJ( x ) SFP( journal.x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define D2C( x ) le16_to_cpu( x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define D4C( x ) le32_to_cpu( x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define DF( x ) D2C( rs -> s_v1.x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define DFL( x ) D4C( rs -> s_v1.x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define objectid_map( s, rs ) (old_format_only (s) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) (__le32 *)((struct reiserfs_super_block_v1 *)rs + 1) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) (__le32 *)(rs + 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define MAP( i ) D4C( objectid_map( sb, rs )[ i ] )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define DJF( x ) le32_to_cpu( rs -> x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define DJP( x ) le32_to_cpu( jp -> x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define JF( x ) ( r -> s_journal -> x )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) static int show_super(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) struct reiserfs_sb_info *r = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) seq_printf(m, "state: \t%s\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) "mount options: \t%s%s%s%s%s%s%s%s%s%s%s\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) "gen. counter: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) "s_disk_reads: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) "s_disk_writes: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) "s_fix_nodes: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) "s_do_balance: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) "s_unneeded_left_neighbor: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) "s_good_search_by_key_reada: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) "s_bmaps: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) "s_bmaps_without_search: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) "s_direct2indirect: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) "s_indirect2direct: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) "\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) "max_hash_collisions: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) "breads: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) "bread_misses: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) "search_by_key: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) "search_by_key_fs_changed: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) "search_by_key_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) "insert_item_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) "paste_into_item_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) "cut_from_item_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) "delete_solid_item_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) "delete_item_restarted: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) "leaked_oid: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) "leaves_removable: \t%lu\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) SF(s_mount_state) == REISERFS_VALID_FS ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) "REISERFS_VALID_FS" : "REISERFS_ERROR_FS",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) reiserfs_r5_hash(sb) ? "FORCE_R5 " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) reiserfs_rupasov_hash(sb) ? "FORCE_RUPASOV " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) reiserfs_tea_hash(sb) ? "FORCE_TEA " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) reiserfs_hash_detect(sb) ? "DETECT_HASH " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) reiserfs_no_border(sb) ? "NO_BORDER " : "BORDER ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) reiserfs_no_unhashed_relocation(sb) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) "NO_UNHASHED_RELOCATION " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) reiserfs_hashed_relocation(sb) ? "UNHASHED_RELOCATION " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) reiserfs_test4(sb) ? "TEST4 " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) have_large_tails(sb) ? "TAILS " : have_small_tails(sb) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) "SMALL_TAILS " : "NO_TAILS ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) replay_only(sb) ? "REPLAY_ONLY " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) convert_reiserfs(sb) ? "CONV " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) atomic_read(&r->s_generation_counter),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) SF(s_disk_reads), SF(s_disk_writes), SF(s_fix_nodes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) SF(s_do_balance), SF(s_unneeded_left_neighbor),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) SF(s_good_search_by_key_reada), SF(s_bmaps),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) SF(s_bmaps_without_search), SF(s_direct2indirect),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) SF(s_indirect2direct), SFP(max_hash_collisions), SFP(breads),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) SFP(bread_miss), SFP(search_by_key),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) SFP(search_by_key_fs_changed), SFP(search_by_key_restarted),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) SFP(insert_item_restarted), SFP(paste_into_item_restarted),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) SFP(cut_from_item_restarted),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) SFP(delete_solid_item_restarted), SFP(delete_item_restarted),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) SFP(leaked_oid), SFP(leaves_removable));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static int show_per_level(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct reiserfs_sb_info *r = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) int level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) seq_printf(m, "level\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) " balances"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) " [sbk: reads"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) " fs_changed"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) " restarted]"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) " free space"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) " items"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) " can_remove"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) " lnum"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) " rnum"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) " lbytes"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) " rbytes"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) " get_neig"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) " get_neig_res" " need_l_neig" " need_r_neig" "\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) for (level = 0; level < MAX_HEIGHT; ++level) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) seq_printf(m, "%i\t"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) " %12li"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) " %12li"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) " %12li"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) " %12li"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) " %12lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) "\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) SFPL(balance_at),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) SFPL(sbk_read_at),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) SFPL(sbk_fs_changed),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) SFPL(sbk_restarted),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) SFPL(free_at),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) SFPL(items_at),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) SFPL(can_node_be_removed),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) SFPL(lnum),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) SFPL(rnum),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) SFPL(lbytes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) SFPL(rbytes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) SFPL(get_neighbors),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) SFPL(get_neighbors_restart),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) SFPL(need_l_neighbor), SFPL(need_r_neighbor)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) static int show_bitmap(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) struct reiserfs_sb_info *r = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) seq_printf(m, "free_block: %lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) " scan_bitmap:"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) " wait"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) " bmap"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) " retry"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) " stolen"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) " journal_hint"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) "journal_nohint"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) "\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) " %14lu"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) "\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) SFP(free_block),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) SFPF(call),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) SFPF(wait),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) SFPF(bmap),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) SFPF(retry),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) SFPF(stolen),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) SFPF(in_journal_hint), SFPF(in_journal_nohint));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) static int show_on_disk_super(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) struct reiserfs_sb_info *sb_info = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) struct reiserfs_super_block *rs = sb_info->s_rs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) int hash_code = DFL(s_hash_function_code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) __u32 flags = DJF(s_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) seq_printf(m, "block_count: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) "free_blocks: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) "root_block: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) "blocksize: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) "oid_maxsize: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) "oid_cursize: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) "umount_state: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) "magic: \t%10.10s\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) "fs_state: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) "hash: \t%s\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) "tree_height: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) "bmap_nr: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) "version: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) "flags: \t%x[%s]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) "reserved_for_journal: \t%i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) DFL(s_block_count),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) DFL(s_free_blocks),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) DFL(s_root_block),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) DF(s_blocksize),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) DF(s_oid_maxsize),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) DF(s_oid_cursize),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) DF(s_umount_state),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) rs->s_v1.s_magic,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) DF(s_fs_state),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) hash_code == TEA_HASH ? "tea" :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) (hash_code == YURA_HASH) ? "rupasov" :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) (hash_code == R5_HASH) ? "r5" :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) (hash_code == UNSET_HASH) ? "unset" : "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) DF(s_tree_height),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) DF(s_bmap_nr),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) DF(s_version), flags, (flags & reiserfs_attrs_cleared)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) ? "attrs_cleared" : "", DF(s_reserved_for_journal));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) static int show_oidmap(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) struct reiserfs_sb_info *sb_info = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) struct reiserfs_super_block *rs = sb_info->s_rs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) unsigned int mapsize = le16_to_cpu(rs->s_v1.s_oid_cursize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) unsigned long total_used = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) for (i = 0; i < mapsize; ++i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) __u32 right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) right = (i == mapsize - 1) ? MAX_KEY_OBJECTID : MAP(i + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) seq_printf(m, "%s: [ %x .. %x )\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) (i & 1) ? "free" : "used", MAP(i), right);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) if (!(i & 1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) total_used += right - MAP(i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) #if defined( REISERFS_USE_OIDMAPF )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) if (sb_info->oidmap.use_file && (sb_info->oidmap.mapf != NULL)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) loff_t size = file_inode(sb_info->oidmap.mapf)->i_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) total_used += size / sizeof(reiserfs_oidinterval_d_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) seq_printf(m, "total: \t%i [%i/%i] used: %lu [exact]\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) mapsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) mapsize, le16_to_cpu(rs->s_v1.s_oid_maxsize), total_used);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) static time64_t ktime_mono_to_real_seconds(time64_t mono)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) ktime_t kt = ktime_set(mono, NSEC_PER_SEC/2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) return ktime_divns(ktime_mono_to_real(kt), NSEC_PER_SEC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) static int show_journal(struct seq_file *m, void *unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) struct super_block *sb = m->private;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) struct reiserfs_sb_info *r = REISERFS_SB(sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) struct reiserfs_super_block *rs = r->s_rs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) struct journal_params *jp = &rs->s_v1.s_journal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) seq_printf(m, /* on-disk fields */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) "jp_journal_1st_block: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) "jp_journal_dev: \t%pg[%x]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) "jp_journal_size: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) "jp_journal_trans_max: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) "jp_journal_magic: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) "jp_journal_max_batch: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) "jp_journal_max_commit_age: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) "jp_journal_max_trans_age: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) /* incore fields */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) "j_1st_reserved_block: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) "j_state: \t%li\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) "j_trans_id: \t%u\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) "j_mount_id: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) "j_start: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) "j_len: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) "j_len_alloc: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) "j_wcount: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) "j_bcount: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) "j_first_unflushed_offset: \t%lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) "j_last_flush_trans_id: \t%u\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) "j_trans_start_time: \t%lli\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) "j_list_bitmap_index: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) "j_must_wait: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) "j_next_full_flush: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) "j_next_async_flush: \t%i\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) "j_cnode_used: \t%i\n" "j_cnode_free: \t%i\n" "\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) /* reiserfs_proc_info_data_t.journal fields */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) "in_journal: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) "in_journal_bitmap: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) "in_journal_reusable: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) "lock_journal: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) "lock_journal_wait: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) "journal_begin: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) "journal_relock_writers: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) "journal_relock_wcount: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) "mark_dirty: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) "mark_dirty_already: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) "mark_dirty_notjournal: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) "restore_prepared: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) "prepare: \t%12lu\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) "prepare_retry: \t%12lu\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) DJP(jp_journal_1st_block),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) SB_JOURNAL(sb)->j_dev_bd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) DJP(jp_journal_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) DJP(jp_journal_size),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) DJP(jp_journal_trans_max),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) DJP(jp_journal_magic),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) DJP(jp_journal_max_batch),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) SB_JOURNAL(sb)->j_max_commit_age,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) DJP(jp_journal_max_trans_age),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) JF(j_1st_reserved_block),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) JF(j_state),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) JF(j_trans_id),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) JF(j_mount_id),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) JF(j_start),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) JF(j_len),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) JF(j_len_alloc),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) atomic_read(&r->s_journal->j_wcount),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) JF(j_bcount),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) JF(j_first_unflushed_offset),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) JF(j_last_flush_trans_id),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) ktime_mono_to_real_seconds(JF(j_trans_start_time)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) JF(j_list_bitmap_index),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) JF(j_must_wait),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) JF(j_next_full_flush),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) JF(j_next_async_flush),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) JF(j_cnode_used),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) JF(j_cnode_free),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) SFPJ(in_journal),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) SFPJ(in_journal_bitmap),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) SFPJ(in_journal_reusable),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) SFPJ(lock_journal),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) SFPJ(lock_journal_wait),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) SFPJ(journal_being),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) SFPJ(journal_relock_writers),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) SFPJ(journal_relock_wcount),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) SFPJ(mark_dirty),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) SFPJ(mark_dirty_already),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) SFPJ(mark_dirty_notjournal),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) SFPJ(restore_prepared), SFPJ(prepare), SFPJ(prepare_retry)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) static struct proc_dir_entry *proc_info_root = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) static const char proc_info_root_name[] = "fs/reiserfs";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) static void add_file(struct super_block *sb, char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) int (*func) (struct seq_file *, void *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) proc_create_single_data(name, 0, REISERFS_SB(sb)->procdir, func, sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) int reiserfs_proc_info_init(struct super_block *sb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) char b[BDEVNAME_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) char *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) /* Some block devices use /'s */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) strlcpy(b, sb->s_id, BDEVNAME_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) s = strchr(b, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) if (s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) *s = '!';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) spin_lock_init(&__PINFO(sb).lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) REISERFS_SB(sb)->procdir = proc_mkdir_data(b, 0, proc_info_root, sb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) if (REISERFS_SB(sb)->procdir) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) add_file(sb, "version", show_version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) add_file(sb, "super", show_super);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) add_file(sb, "per-level", show_per_level);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) add_file(sb, "bitmap", show_bitmap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) add_file(sb, "on-disk-super", show_on_disk_super);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) add_file(sb, "oidmap", show_oidmap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) add_file(sb, "journal", show_journal);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) reiserfs_warning(sb, "cannot create /proc/%s/%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) proc_info_root_name, b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) int reiserfs_proc_info_done(struct super_block *sb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) struct proc_dir_entry *de = REISERFS_SB(sb)->procdir;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) if (de) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) char b[BDEVNAME_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) char *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) /* Some block devices use /'s */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) strlcpy(b, sb->s_id, BDEVNAME_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) s = strchr(b, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) if (s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) *s = '!';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) remove_proc_subtree(b, proc_info_root);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) REISERFS_SB(sb)->procdir = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) int reiserfs_proc_info_global_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) if (proc_info_root == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) proc_info_root = proc_mkdir(proc_info_root_name, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) if (!proc_info_root) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) reiserfs_warning(NULL, "cannot create /proc/%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) proc_info_root_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) int reiserfs_proc_info_global_done(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) if (proc_info_root != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) proc_info_root = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) remove_proc_entry(proc_info_root_name, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) * Revision 1.1.8.2 2001/07/15 17:08:42 god
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) * . use get_super() in procfs.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) * . remove remove_save_link() from reiserfs_do_truncate()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) * I accept terms and conditions stated in the Legal Agreement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) * (available at http://www.namesys.com/legalese.html)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) * Revision 1.1.8.1 2001/07/11 16:48:50 god
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) * proc info support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) * I accept terms and conditions stated in the Legal Agreement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) * (available at http://www.namesys.com/legalese.html)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) * Make Linus happy.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) * Local variables:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) * c-indentation-style: "K&R"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) * mode-name: "LC"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) * c-basic-offset: 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) * tab-width: 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) * End:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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