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-rw-r--r--fs/bcachefs/opts.h5
-rw-r--r--fs/bcachefs/recovery.c3
2 files changed, 8 insertions, 0 deletions
diff --git a/fs/bcachefs/opts.h b/fs/bcachefs/opts.h
index affe9233d708..bafacf6b46a2 100644
--- a/fs/bcachefs/opts.h
+++ b/fs/bcachefs/opts.h
@@ -329,6 +329,11 @@ enum opt_type {
OPT_BOOL(), \
NO_SB_OPT, false, \
NULL, "Read all journal entries, not just dirty ones")\
+ x(read_journal_only, u8, \
+ 0, \
+ OPT_BOOL(), \
+ NO_SB_OPT, false, \
+ NULL, "Only read the journal, skip the rest of recovery")\
x(journal_transaction_names, u8, \
OPT_FS|OPT_FORMAT|OPT_MOUNT|OPT_RUNTIME, \
OPT_BOOL(), \
diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c
index d7b96d287ce3..96f13f2e7a9a 100644
--- a/fs/bcachefs/recovery.c
+++ b/fs/bcachefs/recovery.c
@@ -1054,6 +1054,9 @@ use_clean:
blacklist_seq = journal_seq = le64_to_cpu(clean->journal_seq) + 1;
}
+ if (c->opts.read_journal_only)
+ goto out;
+
if (c->opts.reconstruct_alloc) {
c->sb.compat &= ~(1ULL << BCH_COMPAT_alloc_info);
drop_alloc_keys(&c->journal_keys);