diff options
Diffstat (limited to 'sys-block/thin-provisioning-tools/files/thin-provisioning-tools-0.9.0-thin_check-Allow-using-clear-needs-check-and-skip-ma.patch')
-rw-r--r-- | sys-block/thin-provisioning-tools/files/thin-provisioning-tools-0.9.0-thin_check-Allow-using-clear-needs-check-and-skip-ma.patch | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/sys-block/thin-provisioning-tools/files/thin-provisioning-tools-0.9.0-thin_check-Allow-using-clear-needs-check-and-skip-ma.patch b/sys-block/thin-provisioning-tools/files/thin-provisioning-tools-0.9.0-thin_check-Allow-using-clear-needs-check-and-skip-ma.patch new file mode 100644 index 000000000000..42f819aa9f74 --- /dev/null +++ b/sys-block/thin-provisioning-tools/files/thin-provisioning-tools-0.9.0-thin_check-Allow-using-clear-needs-check-and-skip-ma.patch @@ -0,0 +1,187 @@ +From 1fe8a0dbde9f5e004b11430a9097a61b327967fe Mon Sep 17 00:00:00 2001 +From: Ming-Hung Tsai <mtsai@redhat.com> +Date: Fri, 21 Aug 2020 18:26:48 +0800 +Subject: [PATCH] [thin_check] Allow using --clear-needs-check and + --skip-mappings together + +Although it is not recommended to clear the flag without a full +examination, however, the usage has been documented as an approach +to reduce lvchange run time [1]. For the purpose of backward +compatibility and avoiding boot failure after upgrading thin_check [2], +the limitation is now removed. + +[1] https://wiki.archlinux.org/index.php/LVM#Thinly-provisioned_root_volume_device_times_out +[2] Community feedback on previous commit: + https://github.com/jthornber/thin-provisioning-tools/commit/b278f4f +--- + tests/thin_check.rs | 18 +++++-- + thin-provisioning/metadata_checker.cc | 71 ++++++++++++++------------- + thin-provisioning/metadata_checker.h | 3 ++ + 3 files changed, 53 insertions(+), 39 deletions(-) + +diff --git a/thin-provisioning/metadata_checker.cc b/thin-provisioning/metadata_checker.cc +index 0b26eca..a398ce8 100644 +--- a/thin-provisioning/metadata_checker.cc ++++ b/thin-provisioning/metadata_checker.cc +@@ -371,7 +371,8 @@ namespace { + out_(cerr, 2), + info_out_(cout, 0), + expected_rc_(true), // set stop on the first error +- err_(NO_ERROR) { ++ err_(NO_ERROR), ++ metadata_checked_(false) { + + if (output_opts == OUTPUT_QUIET) { + out_.disable(); +@@ -381,6 +382,22 @@ namespace { + sb_location_ = get_superblock_location(); + } + ++ void check_and_repair() { ++ check(); ++ if (options_.fix_metadata_leaks_) ++ fix_metadata_leaks(options_.open_transaction_); ++ if (options_.clear_needs_check_) ++ clear_needs_check_flag(); ++ } ++ ++ bool get_status() const { ++ if (options_.ignore_non_fatal_) ++ return (err_ == FATAL) ? false : true; ++ ++ return (err_ == NO_ERROR) ? true : false; ++ } ++ ++ private: + void check() { + block_manager::ptr bm = open_bm(path_, block_manager::READ_ONLY, + !options_.use_metadata_snap_); +@@ -419,10 +436,12 @@ namespace { + } else + err_ << examine_data_mappings(tm, sb, options_.data_mapping_opts_, out_, + optional<space_map::ptr>()); ++ ++ metadata_checked_ = true; + } + + bool fix_metadata_leaks(bool open_transaction) { +- if (!verify_preconditions_before_fixing()) { ++ if (!metadata_checked_) { + out_ << "metadata has not been fully examined" << end_message(); + return false; + } +@@ -458,7 +477,7 @@ namespace { + } + + bool clear_needs_check_flag() { +- if (!verify_preconditions_before_fixing()) { ++ if (!metadata_checked_) { + out_ << "metadata has not been fully examined" << end_message(); + return false; + } +@@ -480,14 +499,6 @@ namespace { + return true; + } + +- bool get_status() const { +- if (options_.ignore_non_fatal_) +- return (err_ == FATAL) ? false : true; +- +- return (err_ == NO_ERROR) ? true : false; +- } +- +- private: + block_address + get_superblock_location() { + block_address sb_location = superblock_detail::SUPERBLOCK_LOCATION; +@@ -545,19 +556,6 @@ namespace { + return err; + } + +- bool verify_preconditions_before_fixing() const { +- if (options_.use_metadata_snap_ || +- !!options_.override_mapping_root_ || +- options_.sm_opts_ != check_options::SPACE_MAP_FULL || +- options_.data_mapping_opts_ != check_options::DATA_MAPPING_LEVEL2) +- return false; +- +- if (!expected_rc_.get_counts().size()) +- return false; +- +- return true; +- } +- + std::string const &path_; + check_options options_; + nested_output out_; +@@ -565,6 +563,7 @@ namespace { + block_address sb_location_; + block_counter expected_rc_; + base::error_state err_; // metadata state ++ bool metadata_checked_; + }; + } + +@@ -628,12 +627,22 @@ bool check_options::check_conformance() { + cerr << "cannot perform fix with an overridden mapping root" << endl; + return false; + } ++ } ++ ++ if (fix_metadata_leaks_ && ++ (data_mapping_opts_ != DATA_MAPPING_LEVEL2 || sm_opts_ != SPACE_MAP_FULL)) { ++ cerr << "cannot perform fix without a full examination" << endl; ++ return false; ++ } + +- if (data_mapping_opts_ != DATA_MAPPING_LEVEL2 || +- sm_opts_ != SPACE_MAP_FULL) { +- cerr << "cannot perform fix without a full examination" << endl; ++ if (clear_needs_check_) { ++ if (data_mapping_opts_ == DATA_MAPPING_NONE) { ++ cerr << "cannot perform fix without partially examination" << endl; + return false; + } ++ ++ if (data_mapping_opts_ != DATA_MAPPING_LEVEL2 || sm_opts_ != SPACE_MAP_FULL) ++ cerr << "clearing needs_check without a full examination is not suggested" << endl; + } + + return true; +@@ -647,13 +656,7 @@ thin_provisioning::check_metadata(std::string const &path, + output_options output_opts) + { + metadata_checker checker(path, check_opts, output_opts); +- +- checker.check(); +- if (check_opts.fix_metadata_leaks_) +- checker.fix_metadata_leaks(check_opts.open_transaction_); +- if (check_opts.clear_needs_check_) +- checker.clear_needs_check_flag(); +- ++ checker.check_and_repair(); + return checker.get_status(); + } + +diff --git a/thin-provisioning/metadata_checker.h b/thin-provisioning/metadata_checker.h +index b4afbdc..ea66dc3 100644 +--- a/thin-provisioning/metadata_checker.h ++++ b/thin-provisioning/metadata_checker.h +@@ -48,11 +48,14 @@ namespace thin_provisioning { + void set_auto_repair(); + void set_clear_needs_check(); + ++ // flags for checking + bool use_metadata_snap_; + data_mapping_options data_mapping_opts_; + space_map_options sm_opts_; + boost::optional<bcache::block_address> override_mapping_root_; + bool ignore_non_fatal_; ++ ++ // flags for repairing + bool fix_metadata_leaks_; + bool clear_needs_check_; + bool open_transaction_; +-- +2.41.0.255.g8b1d071c50-goog + |