From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161140AbcFBODb (ORCPT ); Thu, 2 Jun 2016 10:03:31 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:36418 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932663AbcFBOCd (ORCPT ); Thu, 2 Jun 2016 10:02:33 -0400 From: Ryusuke Konishi To: Andrew Morton Cc: linux-nilfs , LKML , Ryusuke Konishi Subject: [PATCH 5/8] nilfs2: replace nilfs_warning() with nilfs_msg() Date: Thu, 2 Jun 2016 22:58:08 +0900 Message-Id: <1464875891-5443-6-git-send-email-konishi.ryusuke@lab.ntt.co.jp> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1464875891-5443-1-git-send-email-konishi.ryusuke@lab.ntt.co.jp> References: <1464875891-5443-1-git-send-email-konishi.ryusuke@lab.ntt.co.jp> X-Dispatcher: imput version 20110525(IM151) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use nilfs_msg() to output warning messages and get rid of nilfs_warning() function. This also removes function names from the messages unless we embed them explicitly in format strings. Instead, some messages are revised to clarify the context. Signed-off-by: Ryusuke Konishi --- fs/nilfs2/alloc.c | 45 +++++++++++++++++++++------------------------ fs/nilfs2/ifile.c | 4 ++-- fs/nilfs2/inode.c | 21 +++++++++++---------- fs/nilfs2/namei.c | 6 +++--- fs/nilfs2/nilfs.h | 2 -- fs/nilfs2/page.c | 19 +++++++++---------- fs/nilfs2/segment.c | 20 ++++++++++---------- fs/nilfs2/super.c | 21 +-------------------- 8 files changed, 57 insertions(+), 81 deletions(-) diff --git a/fs/nilfs2/alloc.c b/fs/nilfs2/alloc.c index 1a85d94..2c90e28 100644 --- a/fs/nilfs2/alloc.c +++ b/fs/nilfs2/alloc.c @@ -622,10 +622,10 @@ void nilfs_palloc_commit_free_entry(struct inode *inode, lock = nilfs_mdt_bgl_lock(inode, group); if (!nilfs_clear_bit_atomic(lock, group_offset, bitmap)) - nilfs_warning(inode->i_sb, __func__, - "entry number %llu already freed: ino=%lu", - (unsigned long long)req->pr_entry_nr, - (unsigned long)inode->i_ino); + nilfs_msg(inode->i_sb, KERN_WARNING, + "%s (ino=%lu): entry number %llu already freed", + __func__, inode->i_ino, + (unsigned long long)req->pr_entry_nr); else nilfs_palloc_group_desc_add_entries(desc, lock, 1); @@ -663,10 +663,10 @@ void nilfs_palloc_abort_alloc_entry(struct inode *inode, lock = nilfs_mdt_bgl_lock(inode, group); if (!nilfs_clear_bit_atomic(lock, group_offset, bitmap)) - nilfs_warning(inode->i_sb, __func__, - "entry number %llu already freed: ino=%lu", - (unsigned long long)req->pr_entry_nr, - (unsigned long)inode->i_ino); + nilfs_msg(inode->i_sb, KERN_WARNING, + "%s (ino=%lu): entry number %llu already freed", + __func__, inode->i_ino, + (unsigned long long)req->pr_entry_nr); else nilfs_palloc_group_desc_add_entries(desc, lock, 1); @@ -772,10 +772,10 @@ int nilfs_palloc_freev(struct inode *inode, __u64 *entry_nrs, size_t nitems) do { if (!nilfs_clear_bit_atomic(lock, group_offset, bitmap)) { - nilfs_warning(inode->i_sb, __func__, - "entry number %llu already freed: ino=%lu", - (unsigned long long)entry_nrs[j], - (unsigned long)inode->i_ino); + nilfs_msg(inode->i_sb, KERN_WARNING, + "%s (ino=%lu): entry number %llu already freed", + __func__, inode->i_ino, + (unsigned long long)entry_nrs[j]); } else { n++; } @@ -816,12 +816,11 @@ int nilfs_palloc_freev(struct inode *inode, __u64 *entry_nrs, size_t nitems) for (k = 0; k < nempties; k++) { ret = nilfs_palloc_delete_entry_block(inode, last_nrs[k]); - if (ret && ret != -ENOENT) { - nilfs_warning(inode->i_sb, __func__, - "failed to delete block of entry %llu: ino=%lu, err=%d", - (unsigned long long)last_nrs[k], - (unsigned long)inode->i_ino, ret); - } + if (ret && ret != -ENOENT) + nilfs_msg(inode->i_sb, KERN_WARNING, + "error %d deleting block that object (entry=%llu, ino=%lu) belongs to", + ret, (unsigned long long)last_nrs[k], + inode->i_ino); } desc_kaddr = kmap_atomic(desc_bh->b_page); @@ -835,12 +834,10 @@ int nilfs_palloc_freev(struct inode *inode, __u64 *entry_nrs, size_t nitems) if (nfree == nilfs_palloc_entries_per_group(inode)) { ret = nilfs_palloc_delete_bitmap_block(inode, group); - if (ret && ret != -ENOENT) { - nilfs_warning(inode->i_sb, __func__, - "failed to delete bitmap block of group %lu: ino=%lu, err=%d", - group, - (unsigned long)inode->i_ino, ret); - } + if (ret && ret != -ENOENT) + nilfs_msg(inode->i_sb, KERN_WARNING, + "error %d deleting bitmap block of group=%lu, ino=%lu", + ret, group, inode->i_ino); } } return 0; diff --git a/fs/nilfs2/ifile.c b/fs/nilfs2/ifile.c index b1c9628..b8fa45c 100644 --- a/fs/nilfs2/ifile.c +++ b/fs/nilfs2/ifile.c @@ -151,8 +151,8 @@ int nilfs_ifile_get_inode_block(struct inode *ifile, ino_t ino, err = nilfs_palloc_get_entry_block(ifile, ino, 0, out_bh); if (unlikely(err)) - nilfs_warning(sb, __func__, "unable to read inode: %lu", - (unsigned long) ino); + nilfs_msg(sb, KERN_WARNING, "error %d reading inode: ino=%lu", + err, (unsigned long)ino); return err; } diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index a965fcf..b286b35 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -723,9 +723,9 @@ repeat: goto repeat; failed: - nilfs_warning(ii->vfs_inode.i_sb, __func__, - "failed to truncate bmap (ino=%lu, err=%d)", - ii->vfs_inode.i_ino, ret); + nilfs_msg(ii->vfs_inode.i_sb, KERN_WARNING, + "error %d truncating bmap (ino=%lu)", ret, + ii->vfs_inode.i_ino); } void nilfs_truncate(struct inode *inode) @@ -936,9 +936,9 @@ int nilfs_set_file_dirty(struct inode *inode, unsigned int nr_dirty) * This will happen when somebody is freeing * this inode. */ - nilfs_warning(inode->i_sb, __func__, - "cannot get inode (ino=%lu)", - inode->i_ino); + nilfs_msg(inode->i_sb, KERN_WARNING, + "cannot set file dirty (ino=%lu): the file is being freed", + inode->i_ino); spin_unlock(&nilfs->ns_inode_lock); return -EINVAL; /* * NILFS_I_DIRTY may remain for @@ -959,8 +959,9 @@ int __nilfs_mark_inode_dirty(struct inode *inode, int flags) err = nilfs_load_inode_block(inode, &ibh); if (unlikely(err)) { - nilfs_warning(inode->i_sb, __func__, - "failed to reget inode block."); + nilfs_msg(inode->i_sb, KERN_WARNING, + "cannot mark inode dirty (ino=%lu): error %d loading inode block", + inode->i_ino, err); return err; } nilfs_update_inode(inode, ibh, flags); @@ -986,8 +987,8 @@ void nilfs_dirty_inode(struct inode *inode, int flags) struct nilfs_mdt_info *mdi = NILFS_MDT(inode); if (is_bad_inode(inode)) { - nilfs_warning(inode->i_sb, __func__, - "tried to mark bad_inode dirty. ignored."); + nilfs_msg(inode->i_sb, KERN_WARNING, + "tried to mark bad_inode dirty. ignored."); dump_stack(); return; } diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c index 1ec8ae5..dbcf1dc 100644 --- a/fs/nilfs2/namei.c +++ b/fs/nilfs2/namei.c @@ -283,9 +283,9 @@ static int nilfs_do_unlink(struct inode *dir, struct dentry *dentry) goto out; if (!inode->i_nlink) { - nilfs_warning(inode->i_sb, __func__, - "deleting nonexistent file (%lu), %d", - inode->i_ino, inode->i_nlink); + nilfs_msg(inode->i_sb, KERN_WARNING, + "deleting nonexistent file (ino=%lu), %d", + inode->i_ino, inode->i_nlink); set_nlink(inode, 1); } err = nilfs_delete_entry(de, page); diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h index b57ce41e..b7064fae 100644 --- a/fs/nilfs2/nilfs.h +++ b/fs/nilfs2/nilfs.h @@ -306,8 +306,6 @@ void __nilfs_msg(struct super_block *sb, const char *level, extern __printf(3, 4) void __nilfs_error(struct super_block *sb, const char *function, const char *fmt, ...); -extern __printf(3, 4) -void nilfs_warning(struct super_block *, const char *, const char *, ...); #ifdef CONFIG_PRINTK diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c index d97ba5f..eaccf12 100644 --- a/fs/nilfs2/page.c +++ b/fs/nilfs2/page.c @@ -403,11 +403,10 @@ void nilfs_clear_dirty_page(struct page *page, bool silent) BUG_ON(!PageLocked(page)); - if (!silent) { - nilfs_warning(sb, __func__, - "discard page: offset %lld, ino %lu", - page_offset(page), inode->i_ino); - } + if (!silent) + nilfs_msg(sb, KERN_WARNING, + "discard dirty page: offset=%lld, ino=%lu", + page_offset(page), inode->i_ino); ClearPageUptodate(page); ClearPageMappedToDisk(page); @@ -422,11 +421,11 @@ void nilfs_clear_dirty_page(struct page *page, bool silent) bh = head = page_buffers(page); do { lock_buffer(bh); - if (!silent) { - nilfs_warning(sb, __func__, - "discard block %llu, size %zu", - (u64)bh->b_blocknr, bh->b_size); - } + if (!silent) + nilfs_msg(sb, KERN_WARNING, + "discard dirty block: blocknr=%llu, size=%zu", + (u64)bh->b_blocknr, bh->b_size); + set_mask_bits(&bh->b_state, clear_bits, 0); unlock_buffer(bh); } while (bh = bh->b_this_page, bh != head); diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 1cc9685..7e1864c 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -1951,8 +1951,9 @@ static int nilfs_segctor_collect_dirty_files(struct nilfs_sc_info *sci, err = nilfs_ifile_get_inode_block( ifile, ii->vfs_inode.i_ino, &ibh); if (unlikely(err)) { - nilfs_warning(sci->sc_super, __func__, - "failed to get inode block."); + nilfs_msg(sci->sc_super, KERN_WARNING, + "log writer: error %d getting inode block (ino=%lu)", + err, ii->vfs_inode.i_ino); return err; } mark_buffer_dirty(ibh); @@ -2458,8 +2459,7 @@ int nilfs_clean_segments(struct super_block *sb, struct nilfs_argv *argv, if (likely(!err)) break; - nilfs_warning(sb, __func__, - "segment construction failed. (err=%d)", err); + nilfs_msg(sb, KERN_WARNING, "error %d cleaning segments", err); set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(sci->sc_interval); } @@ -2738,14 +2738,14 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci) nilfs_segctor_write_out(sci); if (!list_empty(&sci->sc_dirty_files)) { - nilfs_warning(sci->sc_super, __func__, - "dirty file(s) after the final construction"); + nilfs_msg(sci->sc_super, KERN_WARNING, + "disposed unprocessed dirty file(s) when stopping log writer"); nilfs_dispose_list(nilfs, &sci->sc_dirty_files, 1); } if (!list_empty(&sci->sc_iput_queue)) { - nilfs_warning(sci->sc_super, __func__, - "iput queue is not empty"); + nilfs_msg(sci->sc_super, KERN_WARNING, + "disposed unprocessed inode(s) in iput queue when stopping log writer"); nilfs_dispose_list(nilfs, &sci->sc_iput_queue, 1); } @@ -2821,8 +2821,8 @@ void nilfs_detach_log_writer(struct super_block *sb) spin_lock(&nilfs->ns_inode_lock); if (!list_empty(&nilfs->ns_dirty_files)) { list_splice_init(&nilfs->ns_dirty_files, &garbage_list); - nilfs_warning(sb, __func__, - "Hit dirty file after stopped log writer"); + nilfs_msg(sb, KERN_WARNING, + "disposed unprocessed dirty file(s) when detaching log writer"); } spin_unlock(&nilfs->ns_inode_lock); up_write(&nilfs->ns_segctor_sem); diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 90c62b4..33ba6f7 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -115,8 +115,7 @@ static void nilfs_set_error(struct super_block *sb) * * This implements the body of nilfs_error() macro. Normally, * nilfs_error() should be used. As for sustainable errors such as a - * single-shot I/O error, nilfs_warning() or printk() should be used - * instead. + * single-shot I/O error, nilfs_msg() should be used instead. * * Callers should not add a trailing newline since this will do it. */ @@ -151,24 +150,6 @@ void __nilfs_error(struct super_block *sb, const char *function, sb->s_id); } -void nilfs_warning(struct super_block *sb, const char *function, - const char *fmt, ...) -{ - struct va_format vaf; - va_list args; - - va_start(args, fmt); - - vaf.fmt = fmt; - vaf.va = &args; - - printk(KERN_WARNING "NILFS warning (device %s): %s: %pV\n", - sb->s_id, function, &vaf); - - va_end(args); -} - - struct inode *nilfs_alloc_inode(struct super_block *sb) { struct nilfs_inode_info *ii; -- 1.8.3.1