From 62606398d5d718186d914d8f30be34177dc3f26d Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Sun, 28 Apr 2024 21:24:45 -0400 Subject: [PATCH] bcachefs: Run upgrade/downgrade even in -o nochanges mode We need to be able to test these paths in dry run mode. Signed-off-by: Kent Overstreet --- fs/bcachefs/recovery.c | 98 +++++++++++++++++++++--------------------- 1 file changed, 48 insertions(+), 50 deletions(-) diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c index 8091d0686029..08c0422a722d 100644 --- a/fs/bcachefs/recovery.c +++ b/fs/bcachefs/recovery.c @@ -597,57 +597,55 @@ int bch2_fs_recovery(struct bch_fs *c) if (c->opts.norecovery) c->opts.recovery_pass_last = BCH_RECOVERY_PASS_journal_replay - 1; - if (!c->opts.nochanges) { - mutex_lock(&c->sb_lock); - struct bch_sb_field_ext *ext = bch2_sb_field_get(c->disk_sb.sb, ext); - bool write_sb = false; + mutex_lock(&c->sb_lock); + struct bch_sb_field_ext *ext = bch2_sb_field_get(c->disk_sb.sb, ext); + bool write_sb = false; - if (BCH_SB_HAS_TOPOLOGY_ERRORS(c->disk_sb.sb)) { - ext->recovery_passes_required[0] |= - cpu_to_le64(bch2_recovery_passes_to_stable(BIT_ULL(BCH_RECOVERY_PASS_check_topology))); - write_sb = true; - } - - u64 sb_passes = bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); - if (sb_passes) { - struct printbuf buf = PRINTBUF; - prt_str(&buf, "superblock requires following recovery passes to be run:\n "); - prt_bitflags(&buf, bch2_recovery_passes, sb_passes); - bch_info(c, "%s", buf.buf); - printbuf_exit(&buf); - } - - if (bch2_check_version_downgrade(c)) { - struct printbuf buf = PRINTBUF; - - prt_str(&buf, "Version downgrade required:"); - - __le64 passes = ext->recovery_passes_required[0]; - bch2_sb_set_downgrade(c, - BCH_VERSION_MINOR(bcachefs_metadata_version_current), - BCH_VERSION_MINOR(c->sb.version)); - passes = ext->recovery_passes_required[0] & ~passes; - if (passes) { - prt_str(&buf, "\n running recovery passes: "); - prt_bitflags(&buf, bch2_recovery_passes, - bch2_recovery_passes_from_stable(le64_to_cpu(passes))); - } - - bch_info(c, "%s", buf.buf); - printbuf_exit(&buf); - write_sb = true; - } - - if (check_version_upgrade(c)) - write_sb = true; - - if (write_sb) - bch2_write_super(c); - - c->recovery_passes_explicit |= bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); - mutex_unlock(&c->sb_lock); + if (BCH_SB_HAS_TOPOLOGY_ERRORS(c->disk_sb.sb)) { + ext->recovery_passes_required[0] |= + cpu_to_le64(bch2_recovery_passes_to_stable(BIT_ULL(BCH_RECOVERY_PASS_check_topology))); + write_sb = true; } + u64 sb_passes = bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); + if (sb_passes) { + struct printbuf buf = PRINTBUF; + prt_str(&buf, "superblock requires following recovery passes to be run:\n "); + prt_bitflags(&buf, bch2_recovery_passes, sb_passes); + bch_info(c, "%s", buf.buf); + printbuf_exit(&buf); + } + + if (bch2_check_version_downgrade(c)) { + struct printbuf buf = PRINTBUF; + + prt_str(&buf, "Version downgrade required:"); + + __le64 passes = ext->recovery_passes_required[0]; + bch2_sb_set_downgrade(c, + BCH_VERSION_MINOR(bcachefs_metadata_version_current), + BCH_VERSION_MINOR(c->sb.version)); + passes = ext->recovery_passes_required[0] & ~passes; + if (passes) { + prt_str(&buf, "\n running recovery passes: "); + prt_bitflags(&buf, bch2_recovery_passes, + bch2_recovery_passes_from_stable(le64_to_cpu(passes))); + } + + bch_info(c, "%s", buf.buf); + printbuf_exit(&buf); + write_sb = true; + } + + if (check_version_upgrade(c)) + write_sb = true; + + if (write_sb) + bch2_write_super(c); + + c->recovery_passes_explicit |= bch2_recovery_passes_from_stable(le64_to_cpu(ext->recovery_passes_required[0])); + mutex_unlock(&c->sb_lock); + if (c->opts.fsck && IS_ENABLED(CONFIG_BCACHEFS_DEBUG)) c->recovery_passes_explicit |= BIT_ULL(BCH_RECOVERY_PASS_check_topology); @@ -832,8 +830,8 @@ int bch2_fs_recovery(struct bch_fs *c) } mutex_lock(&c->sb_lock); - struct bch_sb_field_ext *ext = bch2_sb_field_get(c->disk_sb.sb, ext); - bool write_sb = false; + ext = bch2_sb_field_get(c->disk_sb.sb, ext); + write_sb = false; if (BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb) != le16_to_cpu(c->disk_sb.sb->version)) { SET_BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb, le16_to_cpu(c->disk_sb.sb->version));