diff options
Diffstat (limited to 'fs/reiserfs')
| -rw-r--r-- | fs/reiserfs/Kconfig | 10 | ||||
| -rw-r--r-- | fs/reiserfs/file.c | 2 | ||||
| -rw-r--r-- | fs/reiserfs/inode.c | 112 | ||||
| -rw-r--r-- | fs/reiserfs/journal.c | 40 | ||||
| -rw-r--r-- | fs/reiserfs/prints.c | 2 | ||||
| -rw-r--r-- | fs/reiserfs/procfs.c | 4 | ||||
| -rw-r--r-- | fs/reiserfs/resize.c | 2 | ||||
| -rw-r--r-- | fs/reiserfs/stree.c | 4 | ||||
| -rw-r--r-- | fs/reiserfs/super.c | 15 | ||||
| -rw-r--r-- | fs/reiserfs/xattr.c | 29 |
10 files changed, 102 insertions, 118 deletions
diff --git a/fs/reiserfs/Kconfig b/fs/reiserfs/Kconfig index 8fd54ed8f844..33c8b0dd07a2 100644 --- a/fs/reiserfs/Kconfig +++ b/fs/reiserfs/Kconfig @@ -1,10 +1,14 @@ # SPDX-License-Identifier: GPL-2.0-only config REISERFS_FS - tristate "Reiserfs support" + tristate "Reiserfs support (deprecated)" select CRC32 help - Stores not just filenames but the files themselves in a balanced - tree. Uses journalling. + Reiserfs is deprecated and scheduled to be removed from the kernel + in 2025. If you are still using it, please migrate to another + filesystem or tell us your usecase for reiserfs. + + Reiserfs stores not just filenames but the files themselves in a + balanced tree. Uses journalling. Balanced trees are more efficient than traditional file system architectural foundations. diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index 203a47232707..6e228bfbe7ef 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -227,7 +227,7 @@ drop_write_lock: } /* * If this is a partial write which happened to make all buffers - * uptodate then we can optimize away a bogus readpage() for + * uptodate then we can optimize away a bogus read_folio() for * the next read(). Here we 'discover' whether the page went * uptodate as a result of this (potentially partial) write. */ diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index f49b72ccac4c..b9580a6515ee 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -167,10 +167,10 @@ inline void make_le_item_head(struct item_head *ih, const struct cpu_key *key, * cutting the code is fine, since it really isn't in use yet and is easy * to add back in. But, Vladimir has a really good idea here. Think * about what happens for reading a file. For each page, - * The VFS layer calls reiserfs_readpage, who searches the tree to find + * The VFS layer calls reiserfs_read_folio, who searches the tree to find * an indirect item. This indirect item has X number of pointers, where * X is a big number if we've done the block allocation right. But, - * we only use one or two of these pointers during each call to readpage, + * we only use one or two of these pointers during each call to read_folio, * needlessly researching again later on. * * The size of the cache could be dynamic based on the size of the file. @@ -290,7 +290,7 @@ static int _get_block_create_0(struct inode *inode, sector_t block, struct buffer_head *bh; struct item_head *ih, tmp_ih; b_blocknr_t blocknr; - char *p = NULL; + char *p; int chars; int ret; int result; @@ -305,8 +305,6 @@ static int _get_block_create_0(struct inode *inode, sector_t block, result = search_for_position_by_key(inode->i_sb, &key, &path); if (result != POSITION_FOUND) { pathrelse(&path); - if (p) - kunmap(bh_result->b_page); if (result == IO_ERROR) return -EIO; /* @@ -352,8 +350,6 @@ static int _get_block_create_0(struct inode *inode, sector_t block, } pathrelse(&path); - if (p) - kunmap(bh_result->b_page); return ret; } /* requested data are in direct item(s) */ @@ -363,8 +359,6 @@ static int _get_block_create_0(struct inode *inode, sector_t block, * when it is stored in direct item(s) */ pathrelse(&path); - if (p) - kunmap(bh_result->b_page); return -ENOENT; } @@ -396,9 +390,7 @@ static int _get_block_create_0(struct inode *inode, sector_t block, * sure we need to. But, this means the item might move if * kmap schedules */ - if (!p) - p = (char *)kmap(bh_result->b_page); - + p = (char *)kmap(bh_result->b_page); p += offset; memset(p, 0, inode->i_sb->s_blocksize); do { @@ -966,7 +958,7 @@ research: * it is important the set_buffer_uptodate is done * after the direct2indirect. The buffer might * contain valid data newer than the data on disk - * (read by readpage, changed, and then sent here by + * (read by read_folio, changed, and then sent here by * writepage). direct2indirect needs to know if unbh * was already up to date, so it can decide if the * data in unbh needs to be replaced with data from @@ -2664,7 +2656,7 @@ static int reiserfs_write_full_page(struct page *page, do { struct buffer_head *next = bh->b_this_page; if (buffer_async_write(bh)) { - submit_bh(REQ_OP_WRITE, 0, bh); + submit_bh(REQ_OP_WRITE, bh); nr++; } put_bh(bh); @@ -2724,7 +2716,7 @@ fail: struct buffer_head *next = bh->b_this_page; if (buffer_async_write(bh)) { clear_buffer_dirty(bh); - submit_bh(REQ_OP_WRITE, 0, bh); + submit_bh(REQ_OP_WRITE, bh); nr++; } put_bh(bh); @@ -2733,9 +2725,9 @@ fail: goto done; } -static int reiserfs_readpage(struct file *f, struct page *page) +static int reiserfs_read_folio(struct file *f, struct folio *folio) { - return block_read_full_page(page, reiserfs_get_block); + return block_read_full_folio(folio, reiserfs_get_block); } static int reiserfs_writepage(struct page *page, struct writeback_control *wbc) @@ -2753,7 +2745,7 @@ static void reiserfs_truncate_failed_write(struct inode *inode) static int reiserfs_write_begin(struct file *file, struct address_space *mapping, - loff_t pos, unsigned len, unsigned flags, + loff_t pos, unsigned len, struct page **pagep, void **fsdata) { struct inode *inode; @@ -2763,15 +2755,8 @@ static int reiserfs_write_begin(struct file *file, int old_ref = 0; inode = mapping->host; - *fsdata = NULL; - if (flags & AOP_FLAG_CONT_EXPAND && - (pos & (inode->i_sb->s_blocksize - 1)) == 0) { - pos ++; - *fsdata = (void *)(unsigned long)flags; - } - index = pos >> PAGE_SHIFT; - page = grab_cache_page_write_begin(mapping, index, flags); + page = grab_cache_page_write_begin(mapping, index); if (!page) return -ENOMEM; *pagep = page; @@ -2896,9 +2881,6 @@ static int reiserfs_write_end(struct file *file, struct address_space *mapping, unsigned start; bool locked = false; - if ((unsigned long)fsdata & AOP_FLAG_CONT_EXPAND) - pos ++; - reiserfs_wait_on_write_block(inode->i_sb); if (reiserfs_transaction_running(inode->i_sb)) th = current->journal_info; @@ -3094,7 +3076,7 @@ void sd_attrs_to_i_attrs(__u16 sd_attrs, struct inode *inode) * decide if this buffer needs to stay around for data logging or ordered * write purposes */ -static int invalidatepage_can_drop(struct inode *inode, struct buffer_head *bh) +static int invalidate_folio_can_drop(struct inode *inode, struct buffer_head *bh) { int ret = 1; struct reiserfs_journal *j = SB_JOURNAL(inode->i_sb); @@ -3147,26 +3129,26 @@ free_jh: return ret; } -/* clm -- taken from fs/buffer.c:block_invalidate_page */ -static void reiserfs_invalidatepage(struct page *page, unsigned int offset, - unsigned int length) +/* clm -- taken from fs/buffer.c:block_invalidate_folio */ +static void reiserfs_invalidate_folio(struct folio *folio, size_t offset, + size_t length) { struct buffer_head *head, *bh, *next; - struct inode *inode = page->mapping->host; + struct inode *inode = folio->mapping->host; unsigned int curr_off = 0; unsigned int stop = offset + length; - int partial_page = (offset || length < PAGE_SIZE); + int partial_page = (offset || length < folio_size(folio)); int ret = 1; - BUG_ON(!PageLocked(page)); + BUG_ON(!folio_test_locked(folio)); if (!partial_page) - ClearPageChecked(page); + folio_clear_checked(folio); - if (!page_has_buffers(page)) + head = folio_buffers(folio); + if (!head) goto out; - head = page_buffers(page); bh = head; do { unsigned int next_off = curr_off + bh->b_size; @@ -3179,7 +3161,7 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, * is this block fully invalidated? */ if (offset <= curr_off) { - if (invalidatepage_can_drop(inode, bh)) + if (invalidate_folio_can_drop(inode, bh)) reiserfs_unmap_buffer(bh); else ret = 0; @@ -3194,57 +3176,57 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, * so real IO is not possible anymore. */ if (!partial_page && ret) { - ret = try_to_release_page(page, 0); + ret = filemap_release_folio(folio, 0); /* maybe should BUG_ON(!ret); - neilb */ } out: return; } -static int reiserfs_set_page_dirty(struct page *page) +static bool reiserfs_dirty_folio(struct address_space *mapping, + struct folio *folio) { - struct inode *inode = page->mapping->host; - if (reiserfs_file_data_log(inode)) { - SetPageChecked(page); - return __set_page_dirty_nobuffers(page); + if (reiserfs_file_data_log(mapping->host)) { + folio_set_checked(folio); + return filemap_dirty_folio(mapping, folio); } - return __set_page_dirty_buffers(page); + return block_dirty_folio(mapping, folio); } /* - * Returns 1 if the page's buffers were dropped. The page is locked. + * Returns true if the folio's buffers were dropped. The folio is locked. * * Takes j_dirty_buffers_lock to protect the b_assoc_buffers list_heads - * in the buffers at page_buffers(page). + * in the buffers at folio_buffers(folio). * * even in -o notail mode, we can't be sure an old mount without -o notail * didn't create files with tails. */ -static int reiserfs_releasepage(struct page *page, gfp_t unused_gfp_flags) +static bool reiserfs_release_folio(struct folio *folio, gfp_t unused_gfp_flags) { - struct inode *inode = page->mapping->host; + struct inode *inode = folio->mapping->host; struct reiserfs_journal *j = SB_JOURNAL(inode->i_sb); struct buffer_head *head; struct buffer_head *bh; - int ret = 1; + bool ret = true; - WARN_ON(PageChecked(page)); + WARN_ON(folio_test_checked(folio)); spin_lock(&j->j_dirty_buffers_lock); - head = page_buffers(page); + head = folio_buffers(folio); bh = head; do { if (bh->b_private) { if (!buffer_dirty(bh) && !buffer_locked(bh)) { reiserfs_free_jh(bh); } else { - ret = 0; + ret = false; break; } } bh = bh->b_this_page; } while (bh != head); if (ret) - ret = try_to_free_buffers(page); + ret = try_to_free_buffers(folio); spin_unlock(&j->j_dirty_buffers_lock); return ret; } @@ -3294,7 +3276,7 @@ int reiserfs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, /* must be turned off for recursive notify_change calls */ ia_valid = attr->ia_valid &= ~(ATTR_KILL_SUID|ATTR_KILL_SGID); - if (is_quota_modification(inode, attr)) { + if (is_quota_modification(mnt_userns, inode, attr)) { error = dquot_initialize(inode); if (error) return error; @@ -3316,7 +3298,11 @@ int reiserfs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, /* fill in hole pointers in the expanding truncate case. */ if (attr->ia_size > inode->i_size) { - error = generic_cont_expand_simple(inode, attr->ia_size); + loff_t pos = attr->ia_size; + + if ((pos & (inode->i_sb->s_blocksize - 1)) == 0) + pos++; + error = generic_cont_expand_simple(inode, pos); if (REISERFS_I(inode)->i_prealloc_count > 0) { int err; struct reiserfs_transaction_handle th; @@ -3373,7 +3359,7 @@ int reiserfs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, reiserfs_write_unlock(inode->i_sb); if (error) goto out; - error = dquot_transfer(inode, attr); + error = dquot_transfer(mnt_userns, inode, attr); reiserfs_write_lock(inode->i_sb); if (error) { journal_end(&th); @@ -3427,13 +3413,13 @@ out: const struct address_space_operations reiserfs_address_space_operations = { .writepage = reiserfs_writepage, - .readpage = reiserfs_readpage, + .read_folio = reiserfs_read_folio, .readahead = reiserfs_readahead, - .releasepage = reiserfs_releasepage, - .invalidatepage = reiserfs_invalidatepage, + .release_folio = reiserfs_release_folio, + .invalidate_folio = reiserfs_invalidate_folio, .write_begin = reiserfs_write_begin, .write_end = reiserfs_write_end, .bmap = reiserfs_aop_bmap, .direct_IO = reiserfs_direct_IO, - .set_page_dirty = reiserfs_set_page_dirty, + .dirty_folio = reiserfs_dirty_folio, }; diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index 0834b101c316..9f62da7471c9 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -601,14 +601,14 @@ static int journal_list_still_alive(struct super_block *s, */ static void release_buffer_page(struct buffer_head *bh) { - struct page *page = bh->b_page; - if (!page->mapping && trylock_page(page)) { - get_page(page); + struct folio *folio = page_folio(bh->b_page); + if (!folio->mapping && folio_trylock(folio)) { + folio_get(folio); put_bh(bh); - if (!page->mapping) - try_to_free_buffers(page); - unlock_page(page); - put_page(page); + if (!folio->mapping) + try_to_free_buffers(folio); + folio_unlock(folio); + folio_put(folio); } else { put_bh(bh); } @@ -650,7 +650,7 @@ static void submit_logged_buffer(struct buffer_head *bh) BUG(); if (!buffer_uptodate(bh)) BUG(); - submit_bh(REQ_OP_WRITE, 0, bh); + submit_bh(REQ_OP_WRITE, bh); } static void submit_ordered_buffer(struct buffer_head *bh) @@ -660,7 +660,7 @@ static void submit_ordered_buffer(struct buffer_head *bh) clear_buffer_dirty(bh); if (!buffer_uptodate(bh)) BUG(); - submit_bh(REQ_OP_WRITE, 0, bh); + submit_bh(REQ_OP_WRITE, bh); } #define CHUNK_SIZE 32 @@ -858,8 +858,8 @@ loop_next: ret = -EIO; } /* - * ugly interaction with invalidatepage here. - * reiserfs_invalidate_page will pin any buffer that has a + * ugly interaction with invalidate_folio here. + * reiserfs_invalidate_folio will pin any buffer that has a * valid journal head from an older transaction. If someone * else sets our buffer dirty after we write it in the first * loop, and then someone truncates the page away, nobody @@ -868,7 +868,7 @@ loop_next: */ if (buffer_dirty(bh) && unlikely(bh->b_page->mapping == NULL)) { spin_unlock(lock); - ll_rw_block(REQ_OP_WRITE, 0, 1, &bh); + write_dirty_buffer(bh, 0); spin_lock(lock); } put_bh(bh); @@ -951,7 +951,9 @@ static int reiserfs_async_progress_wait(struct super_block *s) int depth; depth = reiserfs_write_unlock_nested(s); - congestion_wait(BLK_RW_ASYNC, HZ / 10); + wait_var_event_timeout(&j->j_async_throttle, + atomic_read(&j->j_async_throttle) == 0, + HZ / 10); reiserfs_write_lock_nested(s, depth); } @@ -1052,13 +1054,14 @@ static int flush_commit_list(struct super_block *s, if (tbh) { if (buffer_dirty(tbh)) { depth = reiserfs_write_unlock_nested(s); - ll_rw_block(REQ_OP_WRITE, 0, 1, &tbh); + write_dirty_buffer(tbh, 0); reiserfs_write_lock_nested(s, depth); } put_bh(tbh) ; } } - atomic_dec(&journal->j_async_throttle); + if (atomic_dec_and_test(&journal->j_async_throttle)) + wake_up_var(&journal->j_async_throttle); for (i = 0; i < (jl->j_len + 1); i++) { bn = SB_ONDISK_JOURNAL_1st_BLOCK(s) + @@ -2237,7 +2240,7 @@ abort_replay: } } /* read in the log blocks, memcpy to the corresponding real block */ - ll_rw_block(REQ_OP_READ, 0, get_desc_trans_len(desc), log_blocks); + bh_read_batch(get_desc_trans_len(desc), log_blocks); for (i = 0; i < get_desc_trans_len(desc); i++) { wait_on_buffer(log_blocks[i]); @@ -2339,10 +2342,11 @@ static struct buffer_head *reiserfs_breada(struct block_device *dev, } else bhlist[j++] = bh; } - ll_rw_block(REQ_OP_READ, 0, j, bhlist); + bh = bhlist[0]; + bh_read_nowait(bh, 0); + bh_readahead_batch(j - 1, &bhlist[1], 0); for (i = 1; i < j; i++) brelse(bhlist[i]); - bh = bhlist[0]; wait_on_buffer(bh); if (buffer_uptodate(bh)) return bh; diff --git a/fs/reiserfs/prints.c b/fs/reiserfs/prints.c index 30319dc33c18..84a194b77f19 100644 --- a/fs/reiserfs/prints.c +++ b/fs/reiserfs/prints.c @@ -456,7 +456,7 @@ static int print_internal(struct buffer_head *bh, int first, int last) to = B_NR_ITEMS(bh); } else { from = first; - to = last < B_NR_ITEMS(bh) ? last : B_NR_ITEMS(bh); + to = min_t(int, last, B_NR_ITEMS(bh)); } reiserfs_printk("INTERNAL NODE (%ld) contains %z\n", bh->b_blocknr, bh); diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c index 4a7cb16e9345..3dba8acf4e83 100644 --- a/fs/reiserfs/procfs.c +++ b/fs/reiserfs/procfs.c @@ -411,7 +411,7 @@ int reiserfs_proc_info_init(struct super_block *sb) char *s; /* Some block devices use /'s */ - strlcpy(b, sb->s_id, BDEVNAME_SIZE); + strscpy(b, sb->s_id, BDEVNAME_SIZE); s = strchr(b, '/'); if (s) *s = '!'; @@ -441,7 +441,7 @@ int reiserfs_proc_info_done(struct super_block *sb) char *s; /* Some block devices use /'s */ - strlcpy(b, sb->s_id, BDEVNAME_SIZE); + strscpy(b, sb->s_id, BDEVNAME_SIZE); s = strchr(b, '/'); if (s) *s = '!'; diff --git a/fs/reiserfs/resize.c b/fs/reiserfs/resize.c index 8096c74c38ac..7b498a0d060b 100644 --- a/fs/reiserfs/resize.c +++ b/fs/reiserfs/resize.c @@ -97,7 +97,7 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new) * using the copy_size var below allows this code to work for * both shrinking and expanding the FS. */ - copy_size = bmap_nr_new < bmap_nr ? bmap_nr_new : bmap_nr; + copy_size = min(bmap_nr_new, bmap_nr); copy_size = copy_size * sizeof(struct reiserfs_list_bitmap_node *); for (i = 0; i < JOURNAL_NUM_BITMAPS; i++) { diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c index ef42729216d1..84c12a1947b2 100644 --- a/fs/reiserfs/stree.c +++ b/fs/reiserfs/stree.c @@ -579,7 +579,7 @@ static int search_by_key_reada(struct super_block *s, if (!buffer_uptodate(bh[j])) { if (depth == -1) depth = reiserfs_write_unlock_nested(s); - ll_rw_block(REQ_OP_READ, REQ_RAHEAD, 1, bh + j); + bh_readahead(bh[j], REQ_RAHEAD); } brelse(bh[j]); } @@ -685,7 +685,7 @@ int search_by_key(struct super_block *sb, const struct cpu_key *key, if (!buffer_uptodate(bh) && depth == -1) depth = reiserfs_write_unlock_nested(sb); - ll_rw_block(REQ_OP_READ, 0, 1, &bh); + bh_read_nowait(bh, 0); wait_on_buffer(bh); if (depth != -1) diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 82e09901462e..929acce6e731 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -639,7 +639,7 @@ static struct kmem_cache *reiserfs_inode_cachep; static struct inode *reiserfs_alloc_inode(struct super_block *sb) { struct reiserfs_inode_info *ei; - ei = kmem_cache_alloc(reiserfs_inode_cachep, GFP_KERNEL); + ei = alloc_inode_sb(sb, reiserfs_inode_cachep, GFP_KERNEL); if (!ei) return NULL; atomic_set(&ei->openers, 0); @@ -1652,6 +1652,8 @@ static int read_super_block(struct super_block *s, int offset) return 1; } + reiserfs_warning(NULL, "", "reiserfs filesystem is deprecated and " + "scheduled to be removed from the kernel in 2025"); SB_BUFFER_WITH_SB(s) = bh; SB_DISK_SUPER_BLOCK(s) = rs; @@ -1700,9 +1702,7 @@ static int read_super_block(struct super_block *s, int offset) /* after journal replay, reread all bitmap and super blocks */ static int reread_meta_blocks(struct super_block *s) { - ll_rw_block(REQ_OP_READ, 0, 1, &SB_BUFFER_WITH_SB(s)); - wait_on_buffer(SB_BUFFER_WITH_SB(s)); - if (!buffer_uptodate(SB_BUFFER_WITH_SB(s))) { + if (bh_read(SB_BUFFER_WITH_SB(s), 0) < 0) { reiserfs_warning(s, "reiserfs-2504", "error reading the super"); return 1; } @@ -2502,9 +2502,7 @@ static ssize_t reiserfs_quota_read(struct super_block *sb, int type, char *data, len = i_size - off; toread = len; while (toread > 0) { - tocopy = - sb->s_blocksize - offset < - toread ? sb->s_blocksize - offset : toread; + tocopy = min_t(unsigned long, sb->s_blocksize - offset, toread); tmp_bh.b_state = 0; /* * Quota files are without tails so we can safely @@ -2552,8 +2550,7 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, return -EIO; } while (towrite > 0) { - tocopy = sb->s_blocksize - offset < towrite ? - sb->s_blocksize - offset : towrite; + tocopy = min_t(unsigned long, sb->s_blocksize - offset, towrite); tmp_bh.b_state = 0; reiserfs_write_lock(sb); err = reiserfs_get_block(inode, blk, &tmp_bh, GET_BLOCK_CREATE); diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c index bd073836e141..8b2d52443f41 100644 --- a/fs/reiserfs/xattr.c +++ b/fs/reiserfs/xattr.c @@ -189,7 +189,7 @@ struct reiserfs_dentry_buf { struct dentry *dentries[8]; }; -static int +static bool fill_with_dentries(struct dir_context *ctx, const char *name, int namelen, loff_t offset, u64 ino, unsigned int d_type) { @@ -200,16 +200,16 @@ fill_with_dentries(struct dir_context *ctx, const char *name, int namelen, WARN_ON_ONCE(!inode_is_locked(d_inode(dbuf->xadir))); if (dbuf->count == ARRAY_SIZE(dbuf->dentries)) - return -ENOSPC; + return false; if (name[0] == '.' && (namelen < 2 || (namelen == 2 && name[1] == '.'))) - return 0; + return true; dentry = lookup_one_len(name, dbuf->xadir, namelen); if (IS_ERR(dentry)) { dbuf->err = PTR_ERR(dentry); - return PTR_ERR(dentry); + return false; } else if (d_really_is_negative(dentry)) { /* A directory entry exists, but no file? */ reiserfs_error(dentry->d_sb, "xattr-20003", @@ -218,11 +218,11 @@ fill_with_dentries(struct dir_context *ctx, const char *name, int namelen, dentry, dbuf->xadir); dput(dentry); dbuf->err = -EIO; - return -EIO; + return false; } dbuf->dentries[dbuf->count++] = dentry; - return 0; + return true; } static void @@ -440,16 +440,9 @@ static struct page *reiserfs_get_page(struct inode *dir, size_t n) */ mapping_set_gfp_mask(mapping, GFP_NOFS); page = read_mapping_page(mapping, n >> PAGE_SHIFT, NULL); - if (!IS_ERR(page)) { + if (!IS_ERR(page)) kmap(page); - if (PageError(page)) - goto fail; - } return page; - -fail: - reiserfs_put_page(page); - return ERR_PTR(-EIO); } static inline __u32 xattr_hash(const char *msg, int len) @@ -804,7 +797,7 @@ struct listxattr_buf { struct dentry *dentry; }; -static int listxattr_filler(struct dir_context *ctx, const char *name, +static bool listxattr_filler(struct dir_context *ctx, const char *name, int namelen, loff_t offset, u64 ino, unsigned int d_type) { @@ -820,19 +813,19 @@ static int listxattr_filler(struct dir_context *ctx, const char *name, name); if (!handler /* Unsupported xattr name */ || (handler->list && !handler->list(b->dentry))) - return 0; + return true; size = namelen + 1; if (b->buf) { if (b->pos + size > b->size) { b->pos = -ERANGE; - return -ERANGE; + return false; } memcpy(b->buf + b->pos, name, namelen); b->buf[b->pos + namelen] = 0; } b->pos += size; } - return 0; + return true; } /* |