From 91942321e4c9f8460f260cdfcf0a7a48a73a84a4 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 10:13:22 -0700 Subject: f2fs: use inode pointer for {set, clear}_inode_flag This patch refactors to use inode pointer for set_inode_flag and clear_inode_flag. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index a4bb155dd00a..c50dee937c1b 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -138,7 +138,7 @@ int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page) inode_dec_dirty_pages(dn->inode); /* this converted inline_data should be recovered. */ - set_inode_flag(F2FS_I(dn->inode), FI_APPEND_WRITE); + set_inode_flag(dn->inode, FI_APPEND_WRITE); /* clear inline data and flag after data writeback */ truncate_inline_inode(dn->inode_page, 0); @@ -213,8 +213,8 @@ int f2fs_write_inline_data(struct inode *inode, struct page *page) memcpy(dst_addr, src_addr, MAX_INLINE_DATA); kunmap_atomic(src_addr); - set_inode_flag(F2FS_I(inode), FI_APPEND_WRITE); - set_inode_flag(F2FS_I(inode), FI_DATA_EXIST); + set_inode_flag(inode, FI_APPEND_WRITE); + set_inode_flag(inode, FI_DATA_EXIST); sync_inode_page(&dn); clear_inline_node(dn.inode_page); @@ -252,8 +252,8 @@ process_inline: dst_addr = inline_data_addr(ipage); memcpy(dst_addr, src_addr, MAX_INLINE_DATA); - set_inode_flag(F2FS_I(inode), FI_INLINE_DATA); - set_inode_flag(F2FS_I(inode), FI_DATA_EXIST); + set_inode_flag(inode, FI_INLINE_DATA); + set_inode_flag(inode, FI_DATA_EXIST); update_inode(inode, ipage); f2fs_put_page(ipage, 1); @@ -341,7 +341,7 @@ int make_empty_inline_dir(struct inode *inode, struct inode *parent, /* update i_size to MAX_INLINE_DATA */ if (i_size_read(inode) < MAX_INLINE_DATA) { i_size_write(inode, MAX_INLINE_DATA); - set_inode_flag(F2FS_I(inode), FI_UPDATE_DIR); + set_inode_flag(inode, FI_UPDATE_DIR); } return 0; } @@ -398,12 +398,12 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage, truncate_inline_inode(ipage, 0); stat_dec_inline_dir(dir); - clear_inode_flag(F2FS_I(dir), FI_INLINE_DENTRY); + clear_inode_flag(dir, FI_INLINE_DENTRY); F2FS_I(dir)->i_current_depth = 1; if (i_size_read(dir) < PAGE_SIZE) { i_size_write(dir, PAGE_SIZE); - set_inode_flag(F2FS_I(dir), FI_UPDATE_DIR); + set_inode_flag(dir, FI_UPDATE_DIR); } sync_inode_page(&dn); @@ -464,7 +464,6 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage, struct f2fs_inline_dentry *inline_dentry) { struct f2fs_inline_dentry *backup_dentry; - struct f2fs_inode_info *fi = F2FS_I(dir); int err; backup_dentry = f2fs_kmalloc(sizeof(struct f2fs_inline_dentry), @@ -486,14 +485,14 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage, lock_page(ipage); stat_dec_inline_dir(dir); - clear_inode_flag(fi, FI_INLINE_DENTRY); + clear_inode_flag(dir, FI_INLINE_DENTRY); update_inode(dir, ipage); kfree(backup_dentry); return 0; recover: lock_page(ipage); memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA); - fi->i_current_depth = 0; + F2FS_I(dir)->i_current_depth = 0; i_size_write(dir, MAX_INLINE_DATA); update_inode(dir, ipage); f2fs_put_page(ipage, 1); @@ -569,9 +568,9 @@ fail: if (inode) up_write(&F2FS_I(inode)->i_sem); - if (is_inode_flag_set(F2FS_I(dir), FI_UPDATE_DIR)) { + if (is_inode_flag_set(dir, FI_UPDATE_DIR)) { update_inode(dir, ipage); - clear_inode_flag(F2FS_I(dir), FI_UPDATE_DIR); + clear_inode_flag(dir, FI_UPDATE_DIR); } out: f2fs_put_page(ipage, 1); -- cgit v1.2.3 From fc9581c809722960c46a02445f2434120e5e483b Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 09:22:03 -0700 Subject: f2fs: introduce f2fs_i_size_write with mark_inode_dirty_sync This patch introduces f2fs_i_size_write() to call mark_inode_dirty_sync() with i_size_write(). Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index c50dee937c1b..7a9bc442dd77 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -340,7 +340,7 @@ int make_empty_inline_dir(struct inode *inode, struct inode *parent, /* update i_size to MAX_INLINE_DATA */ if (i_size_read(inode) < MAX_INLINE_DATA) { - i_size_write(inode, MAX_INLINE_DATA); + f2fs_i_size_write(inode, MAX_INLINE_DATA); set_inode_flag(inode, FI_UPDATE_DIR); } return 0; @@ -402,7 +402,7 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage, F2FS_I(dir)->i_current_depth = 1; if (i_size_read(dir) < PAGE_SIZE) { - i_size_write(dir, PAGE_SIZE); + f2fs_i_size_write(dir, PAGE_SIZE); set_inode_flag(dir, FI_UPDATE_DIR); } @@ -493,7 +493,7 @@ recover: lock_page(ipage); memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA); F2FS_I(dir)->i_current_depth = 0; - i_size_write(dir, MAX_INLINE_DATA); + f2fs_i_size_write(dir, MAX_INLINE_DATA); update_inode(dir, ipage); f2fs_put_page(ipage, 1); -- cgit v1.2.3 From 205b98221cdf72b1cbdedf55f93d193999616e6e Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 09:52:20 -0700 Subject: f2fs: call mark_inode_dirty_sync for i_field changes This patch calls mark_inode_dirty_sync() for the following on-disk inode changes. -> largest -> ctime/mtime/atime -> i_current_depth -> i_xattr_nid -> i_pino -> i_advise -> i_flags -> i_mode Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 7a9bc442dd77..4bc025c29f82 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -400,7 +400,7 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage, stat_dec_inline_dir(dir); clear_inode_flag(dir, FI_INLINE_DENTRY); - F2FS_I(dir)->i_current_depth = 1; + f2fs_i_depth_write(dir, 1); if (i_size_read(dir) < PAGE_SIZE) { f2fs_i_size_write(dir, PAGE_SIZE); set_inode_flag(dir, FI_UPDATE_DIR); @@ -492,7 +492,7 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage, recover: lock_page(ipage); memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA); - F2FS_I(dir)->i_current_depth = 0; + f2fs_i_depth_write(dir, 0); f2fs_i_size_write(dir, MAX_INLINE_DATA); update_inode(dir, ipage); f2fs_put_page(ipage, 1); @@ -558,7 +558,7 @@ int f2fs_add_inline_entry(struct inode *dir, const struct qstr *name, /* we don't need to mark_inode_dirty now */ if (inode) { - F2FS_I(inode)->i_pino = dir->i_ino; + f2fs_i_pino_write(inode, dir->i_ino); update_inode(inode, page); f2fs_put_page(page, 1); } @@ -597,6 +597,7 @@ void f2fs_delete_inline_entry(struct f2fs_dir_entry *dentry, struct page *page, set_page_dirty(page); dir->i_ctime = dir->i_mtime = CURRENT_TIME; + mark_inode_dirty_sync(dir); if (inode) f2fs_drop_nlink(dir, inode, page); -- cgit v1.2.3 From ee6d182f2a19d5d44607b5ae4bec523726d76a99 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 16:32:49 -0700 Subject: f2fs: remove syncing inode page in all the cases This patch reduces to call them across the whole tree. - sync_inode_page() - update_inode_page() - update_inode() - f2fs_write_inode() Instead, checkpoint will flush all the dirty inode metadata before syncing node pages. Note that, this is doable, since we call mark_inode_dirty_sync() for all inode's field change which needs to update on-disk inode as well. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 27 ++++++--------------------- 1 file changed, 6 insertions(+), 21 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 4bc025c29f82..77c9c2439993 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -73,7 +73,7 @@ bool truncate_inline_inode(struct page *ipage, u64 from) f2fs_wait_on_page_writeback(ipage, NODE, true); memset(addr + from, 0, MAX_INLINE_DATA - from); - + set_page_dirty(ipage); return true; } @@ -146,7 +146,6 @@ int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page) clear_out: stat_dec_inline_inode(dn->inode); f2fs_clear_inline_inode(dn->inode); - sync_inode_page(dn); f2fs_put_dnode(dn); return 0; } @@ -212,11 +211,11 @@ int f2fs_write_inline_data(struct inode *inode, struct page *page) dst_addr = inline_data_addr(dn.inode_page); memcpy(dst_addr, src_addr, MAX_INLINE_DATA); kunmap_atomic(src_addr); + set_page_dirty(dn.inode_page); set_inode_flag(inode, FI_APPEND_WRITE); set_inode_flag(inode, FI_DATA_EXIST); - sync_inode_page(&dn); clear_inline_node(dn.inode_page); f2fs_put_dnode(&dn); return 0; @@ -255,7 +254,7 @@ process_inline: set_inode_flag(inode, FI_INLINE_DATA); set_inode_flag(inode, FI_DATA_EXIST); - update_inode(inode, ipage); + set_page_dirty(ipage); f2fs_put_page(ipage, 1); return true; } @@ -266,7 +265,6 @@ process_inline: if (!truncate_inline_inode(ipage, 0)) return false; f2fs_clear_inline_inode(inode); - update_inode(inode, ipage); f2fs_put_page(ipage, 1); } else if (ri && (ri->i_inline & F2FS_INLINE_DATA)) { if (truncate_blocks(inode, 0, false)) @@ -339,10 +337,8 @@ int make_empty_inline_dir(struct inode *inode, struct inode *parent, set_page_dirty(ipage); /* update i_size to MAX_INLINE_DATA */ - if (i_size_read(inode) < MAX_INLINE_DATA) { + if (i_size_read(inode) < MAX_INLINE_DATA) f2fs_i_size_write(inode, MAX_INLINE_DATA); - set_inode_flag(inode, FI_UPDATE_DIR); - } return 0; } @@ -401,12 +397,8 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage, clear_inode_flag(dir, FI_INLINE_DENTRY); f2fs_i_depth_write(dir, 1); - if (i_size_read(dir) < PAGE_SIZE) { + if (i_size_read(dir) < PAGE_SIZE) f2fs_i_size_write(dir, PAGE_SIZE); - set_inode_flag(dir, FI_UPDATE_DIR); - } - - sync_inode_page(&dn); out: f2fs_put_page(page, 1); return err; @@ -486,7 +478,6 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage, stat_dec_inline_dir(dir); clear_inode_flag(dir, FI_INLINE_DENTRY); - update_inode(dir, ipage); kfree(backup_dentry); return 0; recover: @@ -494,7 +485,7 @@ recover: memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA); f2fs_i_depth_write(dir, 0); f2fs_i_size_write(dir, MAX_INLINE_DATA); - update_inode(dir, ipage); + set_page_dirty(ipage); f2fs_put_page(ipage, 1); kfree(backup_dentry); @@ -559,7 +550,6 @@ int f2fs_add_inline_entry(struct inode *dir, const struct qstr *name, /* we don't need to mark_inode_dirty now */ if (inode) { f2fs_i_pino_write(inode, dir->i_ino); - update_inode(inode, page); f2fs_put_page(page, 1); } @@ -567,11 +557,6 @@ int f2fs_add_inline_entry(struct inode *dir, const struct qstr *name, fail: if (inode) up_write(&F2FS_I(inode)->i_sem); - - if (is_inode_flag_set(dir, FI_UPDATE_DIR)) { - update_inode(dir, ipage); - clear_inode_flag(dir, FI_UPDATE_DIR); - } out: f2fs_put_page(ipage, 1); return err; -- cgit v1.2.3 From 42d964016e2760d75144f41cc78ad8bdca8dc240 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Wed, 25 May 2016 14:29:11 -0700 Subject: f2fs: propagate error given by f2fs_find_entry If we get ENOMEM or EIO in f2fs_find_entry, we should stop right away. Otherwise, for example, we can get duplicate directory entry by ->chash and ->clevel. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 77c9c2439993..1eb30431bf44 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -286,8 +286,10 @@ struct f2fs_dir_entry *find_in_inline_dir(struct inode *dir, f2fs_hash_t namehash; ipage = get_node_page(sbi, dir->i_ino); - if (IS_ERR(ipage)) + if (IS_ERR(ipage)) { + *res_page = ipage; return NULL; + } namehash = f2fs_dentry_hash(&name); -- cgit v1.2.3 From 9f7c45ccd6d434e2778dd71fb825a7918979fc17 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Wed, 1 Jun 2016 21:18:25 -0700 Subject: f2fs: remove deprecated parameter Remove deprecated paramter. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 1eb30431bf44..669f92ffd111 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -582,14 +582,13 @@ void f2fs_delete_inline_entry(struct f2fs_dir_entry *dentry, struct page *page, &inline_dentry->dentry_bitmap); set_page_dirty(page); + f2fs_put_page(page, 1); dir->i_ctime = dir->i_mtime = CURRENT_TIME; mark_inode_dirty_sync(dir); if (inode) - f2fs_drop_nlink(dir, inode, page); - - f2fs_put_page(page, 1); + f2fs_drop_nlink(dir, inode); } bool f2fs_empty_inline_dir(struct inode *dir) -- cgit v1.2.3 From 8be0fea9c09d5be1693e50d1439f14878837fa4f Mon Sep 17 00:00:00 2001 From: Sheng Yong Date: Sat, 4 Jun 2016 22:01:28 +0800 Subject: f2fs: find parent dentry correctly If dotdot directory is corrupted, its slot may be ocupied by another file. In this case, dentry[1] is not the parent directory. Rename and cross-rename will update the inode in dentry[1] incorrectly. This patch finds dotdot dentry by name. Signed-off-by: Sheng Yong [Jaegeuk Kim: remove wron bug_on] Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 19 ------------------- 1 file changed, 19 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 669f92ffd111..e10e958250ff 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -306,25 +306,6 @@ struct f2fs_dir_entry *find_in_inline_dir(struct inode *dir, return de; } -struct f2fs_dir_entry *f2fs_parent_inline_dir(struct inode *dir, - struct page **p) -{ - struct f2fs_sb_info *sbi = F2FS_I_SB(dir); - struct page *ipage; - struct f2fs_dir_entry *de; - struct f2fs_inline_dentry *dentry_blk; - - ipage = get_node_page(sbi, dir->i_ino); - if (IS_ERR(ipage)) - return NULL; - - dentry_blk = inline_data_addr(ipage); - de = &dentry_blk->dentry[1]; - *p = ipage; - unlock_page(ipage); - return de; -} - int make_empty_inline_dir(struct inode *inode, struct inode *parent, struct page *ipage) { -- cgit v1.2.3 From 237c0790e54020d522b8fd23097e8dcafb4e331d Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Thu, 30 Jun 2016 18:49:15 -0700 Subject: f2fs: call SetPageUptodate if needed SetPageUptodate() issues memory barrier, resulting in performance degrdation. Let's avoid that. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index e10e958250ff..2cd0edcc4ebc 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -59,7 +59,8 @@ void read_inline_data(struct page *page, struct page *ipage) memcpy(dst_addr, src_addr, MAX_INLINE_DATA); flush_dcache_page(page); kunmap_atomic(dst_addr); - SetPageUptodate(page); + if (!PageUptodate(page)) + SetPageUptodate(page); } bool truncate_inline_inode(struct page *ipage, u64 from) @@ -97,7 +98,8 @@ int f2fs_read_inline_data(struct inode *inode, struct page *page) else read_inline_data(page, ipage); - SetPageUptodate(page); + if (!PageUptodate(page)) + SetPageUptodate(page); f2fs_put_page(ipage, 1); unlock_page(page); return 0; @@ -370,7 +372,8 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage, NR_INLINE_DENTRY * F2FS_SLOT_LEN); kunmap_atomic(dentry_blk); - SetPageUptodate(page); + if (!PageUptodate(page)) + SetPageUptodate(page); set_page_dirty(page); /* clear inline dir and flag after data writeback */ -- cgit v1.2.3 From b56ab837a06f3042a54b17a2a4ab3300eb03ecf5 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Thu, 30 Jun 2016 19:09:37 -0700 Subject: f2fs: avoid mark_inode_dirty Let's check inode's dirtiness before calling mark_inode_dirty. Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 2cd0edcc4ebc..d411ab6c7483 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -569,7 +569,7 @@ void f2fs_delete_inline_entry(struct f2fs_dir_entry *dentry, struct page *page, f2fs_put_page(page, 1); dir->i_ctime = dir->i_mtime = CURRENT_TIME; - mark_inode_dirty_sync(dir); + f2fs_mark_inode_dirty_sync(dir); if (inode) f2fs_drop_nlink(dir, inode); -- cgit v1.2.3