diff options
Diffstat (limited to 'fs/ext2')
-rw-r--r-- | fs/ext2/dir.c | 19 | ||||
-rw-r--r-- | fs/ext2/namei.c | 2 | ||||
-rw-r--r-- | fs/ext2/super.c | 25 |
3 files changed, 32 insertions, 14 deletions
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 2709b34206a..47cda410b54 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -28,21 +28,30 @@ typedef struct ext2_dir_entry_2 ext2_dirent; +/* + * Tests against MAX_REC_LEN etc were put in place for 64k block + * sizes; if that is not possible on this arch, we can skip + * those tests and speed things up. + */ static inline unsigned ext2_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); +#if (PAGE_CACHE_SIZE >= 65536) if (len == EXT2_MAX_REC_LEN) return 1 << 16; +#endif return len; } static inline __le16 ext2_rec_len_to_disk(unsigned len) { +#if (PAGE_CACHE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(EXT2_MAX_REC_LEN); else BUG_ON(len > (1 << 16)); +#endif return cpu_to_le16(len); } @@ -129,15 +138,15 @@ static void ext2_check_page(struct page *page, int quiet) p = (ext2_dirent *)(kaddr + offs); rec_len = ext2_rec_len_from_disk(p->rec_len); - if (rec_len < EXT2_DIR_REC_LEN(1)) + if (unlikely(rec_len < EXT2_DIR_REC_LEN(1))) goto Eshort; - if (rec_len & 3) + if (unlikely(rec_len & 3)) goto Ealign; - if (rec_len < EXT2_DIR_REC_LEN(p->name_len)) + if (unlikely(rec_len < EXT2_DIR_REC_LEN(p->name_len))) goto Enamelen; - if (((offs + rec_len - 1) ^ offs) & ~(chunk_size-1)) + if (unlikely(((offs + rec_len - 1) ^ offs) & ~(chunk_size-1))) goto Espan; - if (le32_to_cpu(p->inode) > max_inumber) + if (unlikely(le32_to_cpu(p->inode) > max_inumber)) goto Einumber; } if (offs != limit) diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c index f8aecd2e329..2e1d8341d82 100644 --- a/fs/ext2/namei.c +++ b/fs/ext2/namei.c @@ -67,7 +67,7 @@ static struct dentry *ext2_lookup(struct inode * dir, struct dentry *dentry, str inode = NULL; if (ino) { inode = ext2_iget(dir->i_sb, ino); - if (unlikely(IS_ERR(inode))) { + if (IS_ERR(inode)) { if (PTR_ERR(inode) == -ESTALE) { ext2_error(dir->i_sb, __func__, "deleted inode referenced: %lu", diff --git a/fs/ext2/super.c b/fs/ext2/super.c index e0c6380ff99..7731695e65d 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -43,9 +43,10 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data); static int ext2_statfs (struct dentry * dentry, struct kstatfs * buf); static int ext2_sync_fs(struct super_block *sb, int wait); -void ext2_error (struct super_block * sb, const char * function, - const char * fmt, ...) +void ext2_error(struct super_block *sb, const char *function, + const char *fmt, ...) { + struct va_format vaf; va_list args; struct ext2_sb_info *sbi = EXT2_SB(sb); struct ext2_super_block *es = sbi->s_es; @@ -59,9 +60,13 @@ void ext2_error (struct super_block * sb, const char * function, } va_start(args, fmt); - printk(KERN_CRIT "EXT2-fs (%s): error: %s: ", sb->s_id, function); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk(KERN_CRIT "EXT2-fs (%s): error: %s: %pV\n", + sb->s_id, function, &vaf); + va_end(args); if (test_opt(sb, ERRORS_PANIC)) @@ -76,12 +81,16 @@ void ext2_error (struct super_block * sb, const char * function, void ext2_msg(struct super_block *sb, const char *prefix, const char *fmt, ...) { + struct va_format vaf; va_list args; va_start(args, fmt); - printk("%sEXT2-fs (%s): ", prefix, sb->s_id); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk("%sEXT2-fs (%s): %pV\n", prefix, sb->s_id, &vaf); + va_end(args); } |