Messages in this thread | | | From | Zhiguo Niu <> | Date | Tue, 12 Dec 2023 09:51:24 +0800 | Subject | Re: [PATCH] f2fs: unify the error handling of f2fs_is_valid_blkaddr |
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Dear Chao
On Tue, Dec 12, 2023 at 9:32 AM Chao Yu <chao@kernel.org> wrote: > > On 2023/12/1 13:42, Zhiguo Niu wrote: > > unify the error handling of f2fs_is_valid_blkaddr and remove some > > redundant codes in f2fs_cache_compressed_page. > > What about moving f2fs_handle_error(ERROR_INVALID_BLKADDR) into > f2fs_is_valid_blkaddr() for cleanup? Thanks for your suggestion and I think it is a good opinion. I will update this patch. > > Thanks, > > > > > Signed-off-by: Zhiguo Niu <zhiguo.niu@unisoc.com> > > --- > > fs/f2fs/checkpoint.c | 6 +++++- > > fs/f2fs/compress.c | 8 +++----- > > fs/f2fs/data.c | 3 ++- > > fs/f2fs/extent_cache.c | 7 ++++--- > > fs/f2fs/f2fs.h | 6 ++++-- > > fs/f2fs/file.c | 10 +++++++--- > > fs/f2fs/node.c | 7 +++++-- > > fs/f2fs/recovery.c | 15 +++++++++++---- > > 8 files changed, 41 insertions(+), 21 deletions(-) > > > > diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c > > index b0597a5..47a1335 100644 > > --- a/fs/f2fs/checkpoint.c > > +++ b/fs/f2fs/checkpoint.c > > @@ -158,6 +158,7 @@ static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr, > > f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d", > > blkaddr, exist); > > set_sbi_flag(sbi, SBI_NEED_FSCK); > > + dump_stack(); > > return exist; > > } > > > > @@ -256,8 +257,11 @@ int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, > > blk_start_plug(&plug); > > for (; nrpages-- > 0; blkno++) { > > > > - if (!f2fs_is_valid_blkaddr(sbi, blkno, type)) > > + if (!f2fs_is_valid_blkaddr(sbi, blkno, type)) { > > + err = -EFSCORRUPTED; > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > goto out; > > + } > > > > switch (type) { > > case META_NAT: > > diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c > > index 36e5dab..15d5035 100644 > > --- a/fs/f2fs/compress.c > > +++ b/fs/f2fs/compress.c > > @@ -1853,8 +1853,10 @@ void f2fs_cache_compressed_page(struct f2fs_sb_info *sbi, struct page *page, > > if (!test_opt(sbi, COMPRESS_CACHE)) > > return; > > > > - if (!f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE_READ)) > > + if (!f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE_READ)) { > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > return; > > + } > > > > if (!f2fs_available_free_memory(sbi, COMPRESS_PAGE)) > > return; > > @@ -1878,12 +1880,8 @@ void f2fs_cache_compressed_page(struct f2fs_sb_info *sbi, struct page *page, > > > > set_page_private_data(cpage, ino); > > > > - if (!f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE_READ)) > > - goto out; > > - > > memcpy(page_address(cpage), page_address(page), PAGE_SIZE); > > SetPageUptodate(cpage); > > -out: > > f2fs_put_page(cpage, 1); > > } > > > > diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c > > index 4e42b5f..e1a37ea 100644 > > --- a/fs/f2fs/data.c > > +++ b/fs/f2fs/data.c > > @@ -2309,7 +2309,8 @@ int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret, > > break; > > > > if (!f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC)) { > > - ret = -EFAULT; > > + ret = -EFSCORRUPTED; > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > goto out_put_dnode; > > } > > cc->nr_cpages++; > > diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c > > index ad8dfac7..33e5632 100644 > > --- a/fs/f2fs/extent_cache.c > > +++ b/fs/f2fs/extent_cache.c > > @@ -43,7 +43,7 @@ bool sanity_check_extent_cache(struct inode *inode) > > if (!f2fs_is_valid_blkaddr(sbi, ei->blk, DATA_GENERIC_ENHANCE) || > > !f2fs_is_valid_blkaddr(sbi, ei->blk + ei->len - 1, > > DATA_GENERIC_ENHANCE)) { > > - set_sbi_flag(sbi, SBI_NEED_FSCK); > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > f2fs_warn(sbi, "%s: inode (ino=%lx) extent info [%u, %u, %u] is incorrect, run fsck to fix", > > __func__, inode->i_ino, > > ei->blk, ei->fofs, ei->len); > > @@ -857,8 +857,9 @@ static int __get_new_block_age(struct inode *inode, struct extent_info *ei, > > > > if (__is_valid_data_blkaddr(blkaddr) && > > !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) { > > - f2fs_bug_on(sbi, 1); > > - return -EINVAL; > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > + return -EFSCORRUPTED; > > + > > } > > out: > > /* > > diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h > > index 9043ced..a4b8d86 100644 > > --- a/fs/f2fs/f2fs.h > > +++ b/fs/f2fs/f2fs.h > > @@ -3454,13 +3454,16 @@ static inline int get_inline_xattr_addrs(struct inode *inode) > > > > bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi, > > block_t blkaddr, int type); > > +void f2fs_handle_error(struct f2fs_sb_info *sbi, unsigned char error); > > + > > static inline void verify_blkaddr(struct f2fs_sb_info *sbi, > > block_t blkaddr, int type) > > { > > if (!f2fs_is_valid_blkaddr(sbi, blkaddr, type)) { > > f2fs_err(sbi, "invalid blkaddr: %u, type: %d, run fsck to fix.", > > blkaddr, type); > > - f2fs_bug_on(sbi, 1); > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > + > > } > > } > > > > @@ -3587,7 +3590,6 @@ static inline int f2fs_add_link(struct dentry *dentry, struct inode *inode) > > void f2fs_save_errors(struct f2fs_sb_info *sbi, unsigned char flag); > > void f2fs_handle_critical_error(struct f2fs_sb_info *sbi, unsigned char reason, > > bool irq_context); > > -void f2fs_handle_error(struct f2fs_sb_info *sbi, unsigned char error); > > void f2fs_handle_error_async(struct f2fs_sb_info *sbi, unsigned char error); > > int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover); > > int f2fs_sync_fs(struct super_block *sb, int sync); > > diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c > > index e503635..5a7dd87 100644 > > --- a/fs/f2fs/file.c > > +++ b/fs/f2fs/file.c > > @@ -416,7 +416,7 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) > > pgoff_t pgofs, end_offset; > > loff_t data_ofs = offset; > > loff_t isize; > > - int err = 0; > > + int err = -ENXIO; > > > > inode_lock(inode); > > > > @@ -466,6 +466,8 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) > > !f2fs_is_valid_blkaddr(F2FS_I_SB(inode), > > blkaddr, DATA_GENERIC_ENHANCE)) { > > f2fs_put_dnode(&dn); > > + err = -EFSCORRUPTED; > > + f2fs_handle_error(F2FS_I_SB(inode), ERROR_INVALID_BLKADDR); > > goto fail; > > } > > > > @@ -487,7 +489,7 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) > > return vfs_setpos(file, data_ofs, maxbytes); > > fail: > > inode_unlock(inode); > > - return -ENXIO; > > + return err; > > } > > > > static loff_t f2fs_llseek(struct file *file, loff_t offset, int whence) > > @@ -593,8 +595,10 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count) > > > > if (__is_valid_data_blkaddr(blkaddr)) { > > if (!f2fs_is_valid_blkaddr(sbi, blkaddr, > > - DATA_GENERIC_ENHANCE)) > > + DATA_GENERIC_ENHANCE)) { > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > continue; > > + } > > if (compressed_cluster) > > valid_blocks++; > > } > > diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c > > index 6c7f6a6..e50a093 100644 > > --- a/fs/f2fs/node.c > > +++ b/fs/f2fs/node.c > > @@ -611,8 +611,10 @@ int f2fs_get_node_info(struct f2fs_sb_info *sbi, nid_t nid, > > cache: > > blkaddr = le32_to_cpu(ne.block_addr); > > if (__is_valid_data_blkaddr(blkaddr) && > > - !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) > > - return -EFAULT; > > + !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC_ENHANCE)) { > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > + return -EFSCORRUPTED; > > + } > > > > /* cache nat entry */ > > cache_nat_entry(sbi, nid, &ne); > > @@ -1652,6 +1654,7 @@ static int __write_node_page(struct page *page, bool atomic, bool *submitted, > > if (__is_valid_data_blkaddr(ni.blk_addr) && > > !f2fs_is_valid_blkaddr(sbi, ni.blk_addr, > > DATA_GENERIC_ENHANCE)) { > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > f2fs_up_read(&sbi->node_write); > > goto redirty_out; > > } > > diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c > > index b56d0f1..1244b8e 100644 > > --- a/fs/f2fs/recovery.c > > +++ b/fs/f2fs/recovery.c > > @@ -374,7 +374,8 @@ static int sanity_check_node_chain(struct f2fs_sb_info *sbi, block_t blkaddr, > > for (i = 0; i < 2; i++) { > > if (!f2fs_is_valid_blkaddr(sbi, *blkaddr_fast, META_POR)) { > > *is_detecting = false; > > - return 0; > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > + return -EFSCORRUPTED; > > } > > > > page = f2fs_get_tmp_page(sbi, *blkaddr_fast); > > @@ -399,6 +400,7 @@ static int sanity_check_node_chain(struct f2fs_sb_info *sbi, block_t blkaddr, > > if (*blkaddr_fast == blkaddr) { > > f2fs_notice(sbi, "%s: Detect looped node chain on blkaddr:%u." > > " Run fsck to fix it.", __func__, blkaddr); > > + set_sbi_flag(sbi, SBI_NEED_FSCK); > > return -EINVAL; > > } > > return 0; > > @@ -421,8 +423,10 @@ static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head, > > while (1) { > > struct fsync_inode_entry *entry; > > > > - if (!f2fs_is_valid_blkaddr(sbi, blkaddr, META_POR)) > > - return 0; > > + if (!f2fs_is_valid_blkaddr(sbi, blkaddr, META_POR)) { > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > + return -EFSCORRUPTED; > > + } > > > > page = f2fs_get_tmp_page(sbi, blkaddr); > > if (IS_ERR(page)) { > > @@ -786,8 +790,11 @@ static int recover_data(struct f2fs_sb_info *sbi, struct list_head *inode_list, > > while (1) { > > struct fsync_inode_entry *entry; > > > > - if (!f2fs_is_valid_blkaddr(sbi, blkaddr, META_POR)) > > + if (!f2fs_is_valid_blkaddr(sbi, blkaddr, META_POR)) { > > + err = -EFSCORRUPTED; > > + f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR); > > break; > > + } > > > > page = f2fs_get_tmp_page(sbi, blkaddr); > > if (IS_ERR(page)) {
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