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cmd_list_journal: Improved matching

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2025-06-01 19:37:00 -04:00
parent f6ed4c26d7
commit 315508358d
1 changed files with 41 additions and 17 deletions
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58
c_src/cmd_list_journal.c
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@ -56,6 +56,19 @@ static inline bool entry_is_print_key(struct jset_entry *entry)
}
}
static inline bool entry_is_non_transaction(struct jset_entry *entry)
{
switch (entry->type) {
case BCH_JSET_ENTRY_btree_root:
case BCH_JSET_ENTRY_datetime:
case BCH_JSET_ENTRY_usage:
case BCH_JSET_ENTRY_clock:
return true;
default:
return false;
}
}
typedef struct {
int sign;
darray_str f;
@ -67,6 +80,7 @@ typedef struct {
} transaction_key_filter;
typedef struct {
bool filtering;
u64 btree_filter;
transaction_msg_filter transaction;
transaction_key_filter key;
@ -90,7 +104,10 @@ static int parse_sign(char **str)
static bool entry_matches_btree_filter(journal_filter f, struct jset_entry *entry)
{
return BIT_ULL(entry->btree_id) & f.btree_filter;
return f.btree_filter == ~0ULL ||
(entry->level == 0 &&
entry->type != BCH_JSET_ENTRY_btree_root &&
BIT_ULL(entry->btree_id) & f.btree_filter);
}
static bool transaction_matches_btree_filter(journal_filter f,
@ -196,7 +213,9 @@ static struct jset_entry *transaction_end(struct jset_entry *entry, struct jset_
{
do
entry = vstruct_next(entry);
while (entry != end && !entry_is_transaction_start(entry));
while (entry != end &&
!entry_is_transaction_start(entry) &&
!entry_is_non_transaction(entry));
return entry;
}
@ -287,10 +306,6 @@ static void print_one_entry(struct printbuf *out,
if (entry_is_print_key(entry) && !entry_matches_btree_filter(f, entry))
return;
if ((f.key.f.nr || f.transaction.f.nr) &&
entry->type == BCH_JSET_ENTRY_btree_root)
return;
journal_entry_header_to_text(out, c, p, blacklisted, printed_header);
bool highlight = entry_matches_transaction_filter(f.key, entry);
@ -322,7 +337,8 @@ static void journal_replay_print(struct bch_fs *c,
bch2_journal_seq_is_blacklisted(c, le64_to_cpu(p->j.seq), false);
bool printed_header = false;
if (!f.transaction.f.nr &&
if (f.btree_filter == ~0ULL &&
!f.transaction.f.nr &&
!f.key.f.nr)
journal_entry_header_to_text(&buf, c, p, blacklisted, &printed_header);
@ -332,7 +348,8 @@ static void journal_replay_print(struct bch_fs *c,
while (entry < end &&
vstruct_next(entry) <= end &&
!entry_is_transaction_start(entry)) {
print_one_entry(&buf, c, f, p, blacklisted, &printed_header, entry);
if (!f.filtering)
print_one_entry(&buf, c, f, p, blacklisted, &printed_header, entry);
entry = vstruct_next(entry);
}
@ -349,6 +366,10 @@ static void journal_replay_print(struct bch_fs *c,
}
entry = t_end;
if (f.filtering &&
entry_is_non_transaction(entry))
break;
}
if (buf.buf) {
@ -365,14 +386,14 @@ static void list_journal_usage(void)
"Usage: bcachefs list_journal [OPTION]... <devices>\n"
"\n"
"Options:\n"
" -a Read entire journal, not just dirty entries\n"
" -n, --nr-entries=nr Number of journal entries to print, starting from the most recent\n"
" -k, --btree-filter=(+|-)btree1,btree2 Filter keys matching or not updating btree(s)\n"
" -t, --transaction=(+|-)fn1,fn2 Filter transactions matching or not matching fn(s)"
" -k, --key-filter=(+-1)bbpos1,bbpos2x Filter transactions updating bbpos\n"
" Or entries not matching the range bbpos-bbpos\n"
" -v, --verbose Verbose mode\n"
" -h, --help Display this help and exit\n"
" -a Read entire journal, not just dirty entries\n"
" -n, --nr-entries=nr Number of journal entries to print, starting from the most recent\n"
" -b, --btree=(+|-)btree1,btree2 Filter keys matching or not updating btree(s)\n"
" -t, --transaction=(+|-)fn1,fn2 Filter transactions matching or not matching fn(s)"
" -k, --key=(+-1)bbpos1,bbpos2x Filter transactions updating bbpos\n"
" Or entries not matching the range bbpos-bbpos\n"
" -v, --verbose Verbose mode\n"
" -h, --help Display this help and exit\n"
"Report bugs to <linux-bcachefs@vger.kernel.org>");
}
@ -390,7 +411,7 @@ int cmd_list_journal(int argc, char *argv[])
};
struct bch_opts opts = bch2_opts_empty();
u32 nr_entries = U32_MAX;
journal_filter f = { .btree_filter = ~0ULL };
journal_filter f = { .btree_filter = ~0ULL, .bkey_val = true };
char *t;
int opt, ret;
@ -421,16 +442,19 @@ int cmd_list_journal(int argc, char *argv[])
read_flag_list_or_die(optarg, __bch2_btree_ids, "btree id");
if (ret < 0)
f.btree_filter = ~f.btree_filter;
f.filtering = true;
break;
case 't':
f.transaction.sign = parse_sign(&optarg);
while ((t = strsep(&optarg, ",")))
darray_push(&f.transaction.f, strdup(t));
f.filtering = true;
break;
case 'k':
f.key.sign = parse_sign(&optarg);
while ((t = strsep(&optarg, ",")))
darray_push(&f.key.f, bbpos_range_parse(t));
f.filtering = true;
break;
case 'V':
ret = lookup_constant(bool_names, optarg, -EINVAL);