From a9cfee0ef98e99c8b1951dfd1d57a88580354d0d Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 28 Sep 2022 23:38:53 +0800 Subject: f2fs: support recording stop_checkpoint reason into super_block This patch supports to record stop_checkpoint error into f2fs_super_block.s_stop_reason[]. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/linux/f2fs_fs.h | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index d445150c5350..5dd1e52b8997 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -73,6 +73,20 @@ struct f2fs_device { __le32 total_segments; } __packed; +/* reason of stop_checkpoint */ +enum stop_cp_reason { + STOP_CP_REASON_SHUTDOWN, + STOP_CP_REASON_FAULT_INJECT, + STOP_CP_REASON_META_PAGE, + STOP_CP_REASON_WRITE_FAIL, + STOP_CP_REASON_CORRUPTED_SUMMARY, + STOP_CP_REASON_UPDATE_INODE, + STOP_CP_REASON_FLUSH_FAIL, + STOP_CP_REASON_MAX, +}; + +#define MAX_STOP_REASON 32 + struct f2fs_super_block { __le32 magic; /* Magic Number */ __le16 major_ver; /* Major Version */ @@ -116,7 +130,8 @@ struct f2fs_super_block { __u8 hot_ext_count; /* # of hot file extension */ __le16 s_encoding; /* Filename charset encoding */ __le16 s_encoding_flags; /* Filename charset encoding flags */ - __u8 reserved[306]; /* valid reserved region */ + __u8 s_stop_reason[MAX_STOP_REASON]; /* stop checkpoint reason */ + __u8 reserved[274]; /* valid reserved region */ __le32 crc; /* checksum of superblock */ } __packed; -- cgit v1.2.3 From 95fa90c9e5a7f14c2497d5b032544478c9377c3a Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 28 Sep 2022 23:38:54 +0800 Subject: f2fs: support recording errors into superblock This patch supports to record detail reason of FSCORRUPTED error into f2fs_super_block.s_errors[]. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/linux/f2fs_fs.h | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index 5dd1e52b8997..ee0d75d9a302 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -87,6 +87,28 @@ enum stop_cp_reason { #define MAX_STOP_REASON 32 +/* detail reason for EFSCORRUPTED */ +enum f2fs_error { + ERROR_CORRUPTED_CLUSTER, + ERROR_FAIL_DECOMPRESSION, + ERROR_INVALID_BLKADDR, + ERROR_CORRUPTED_DIRENT, + ERROR_CORRUPTED_INODE, + ERROR_INCONSISTENT_SUMMARY, + ERROR_INCONSISTENT_FOOTER, + ERROR_INCONSISTENT_SUM_TYPE, + ERROR_CORRUPTED_JOURNAL, + ERROR_INCONSISTENT_NODE_COUNT, + ERROR_INCONSISTENT_BLOCK_COUNT, + ERROR_INVALID_CURSEG, + ERROR_INCONSISTENT_SIT, + ERROR_CORRUPTED_VERITY_XATTR, + ERROR_CORRUPTED_XATTR, + ERROR_MAX, +}; + +#define MAX_F2FS_ERRORS 16 + struct f2fs_super_block { __le32 magic; /* Magic Number */ __le16 major_ver; /* Major Version */ @@ -131,7 +153,8 @@ struct f2fs_super_block { __le16 s_encoding; /* Filename charset encoding */ __le16 s_encoding_flags; /* Filename charset encoding flags */ __u8 s_stop_reason[MAX_STOP_REASON]; /* stop checkpoint reason */ - __u8 reserved[274]; /* valid reserved region */ + __u8 s_errors[MAX_F2FS_ERRORS]; /* reason of image corrupts */ + __u8 reserved[258]; /* valid reserved region */ __le32 crc; /* checksum of superblock */ } __packed; -- cgit v1.2.3