From: Zheng Liu <gnehzuil.liu@gmail.com>
To: Theodore Ts'o <tytso@mit.edu>
Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH 2/5] ext4: print the block number of invalid extent tree blocks
Date: Thu, 18 Jul 2013 08:56:26 +0800 [thread overview]
Message-ID: <20130718005626.GA4369@gmail.com> (raw)
In-Reply-To: <1373987883-4466-3-git-send-email-tytso@mit.edu>
On Tue, Jul 16, 2013 at 11:18:00AM -0400, Theodore Ts'o wrote:
> When we find an invalid extent tree block, report the block number of
> the bad block for debugging purposes.
>
> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
- Zheng
> ---
> fs/ext4/extents.c | 24 ++++++++++++------------
> 1 file changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index dd422db..ba58815 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -407,7 +407,7 @@ static int ext4_valid_extent_entries(struct inode *inode,
>
> static int __ext4_ext_check(const char *function, unsigned int line,
> struct inode *inode, struct ext4_extent_header *eh,
> - int depth)
> + int depth, ext4_fsblk_t pblk)
> {
> const char *error_msg;
> int max = 0;
> @@ -447,21 +447,21 @@ static int __ext4_ext_check(const char *function, unsigned int line,
>
> corrupted:
> ext4_error_inode(inode, function, line, 0,
> - "bad header/extent: %s - magic %x, "
> - "entries %u, max %u(%u), depth %u(%u)",
> - error_msg, le16_to_cpu(eh->eh_magic),
> - le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max),
> - max, le16_to_cpu(eh->eh_depth), depth);
> -
> + "pblk %llu bad header/extent: %s - magic %x, "
> + "entries %u, max %u(%u), depth %u(%u)",
> + (unsigned long long) pblk, error_msg,
> + le16_to_cpu(eh->eh_magic),
> + le16_to_cpu(eh->eh_entries), le16_to_cpu(eh->eh_max),
> + max, le16_to_cpu(eh->eh_depth), depth);
> return -EIO;
> }
>
> -#define ext4_ext_check(inode, eh, depth) \
> - __ext4_ext_check(__func__, __LINE__, inode, eh, depth)
> +#define ext4_ext_check(inode, eh, depth, pblk) \
> + __ext4_ext_check(__func__, __LINE__, (inode), (eh), (depth), (pblk))
>
> int ext4_ext_check_inode(struct inode *inode)
> {
> - return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode));
> + return ext4_ext_check(inode, ext_inode_hdr(inode), ext_depth(inode), 0);
> }
>
> static struct buffer_head *
> @@ -484,7 +484,7 @@ __read_extent_tree_block(const char *function, unsigned int line,
> if (buffer_verified(bh))
> return bh;
> err = __ext4_ext_check(function, line, inode,
> - ext_block_hdr(bh), depth);
> + ext_block_hdr(bh), depth, pblk);
> if (err)
> goto errout;
> set_buffer_verified(bh);
> @@ -2775,7 +2775,7 @@ again:
> path[0].p_hdr = ext_inode_hdr(inode);
> i = 0;
>
> - if (ext4_ext_check(inode, path[0].p_hdr, depth)) {
> + if (ext4_ext_check(inode, path[0].p_hdr, depth, 0)) {
> err = -EIO;
> goto out;
> }
> --
> 1.7.12.rc0.22.gcdd159b
>
next prev parent reply other threads:[~2013-07-18 0:37 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-16 15:17 [PATCH 0/5 v2] add extent status tree caching Theodore Ts'o
2013-07-16 15:17 ` [PATCH 1/5] ext4: refactor code to read the extent tree block Theodore Ts'o
2013-07-16 15:18 ` [PATCH 2/5] ext4: print the block number of invalid extent tree blocks Theodore Ts'o
2013-07-18 0:56 ` Zheng Liu [this message]
2013-07-16 15:18 ` [PATCH 3/5] ext4: use unsigned int for es_status values Theodore Ts'o
2013-07-16 15:18 ` [PATCH 4/5] ext4: cache all of an extent tree's leaf block upon reading Theodore Ts'o
2013-07-16 15:18 ` [PATCH 5/5] ext4: add new ioctl EXT4_IOC_PRECACHE_EXTENTS Theodore Ts'o
2013-07-18 1:19 ` Zheng Liu
2013-07-18 2:50 ` Theodore Ts'o
2013-07-18 13:06 ` Zheng Liu
2013-07-18 15:21 ` Theodore Ts'o
2013-07-18 18:35 ` [PATCH 0/5 v2] add extent status tree caching Eric Sandeen
2013-07-18 18:53 ` Theodore Ts'o
2013-07-19 0:56 ` Eric Sandeen
2013-07-19 2:59 ` Theodore Ts'o
2013-07-19 3:33 ` Dave Chinner
2013-07-19 14:22 ` Jeff Moyer
2013-07-19 16:19 ` Theodore Ts'o
2013-07-22 1:38 ` Dave Chinner
2013-07-22 2:17 ` Zheng Liu
2013-07-22 10:02 ` Dave Chinner
2013-07-22 12:57 ` Zheng Liu
2013-07-30 3:08 ` Dave Chinner
2013-08-04 1:27 ` Theodore Ts'o
2013-08-13 3:10 ` Dave Chinner
2013-08-13 3:21 ` Eric Sandeen
2013-08-13 13:04 ` Theodore Ts'o
2013-08-16 3:21 ` Dave Chinner
2013-08-16 14:39 ` Theodore Ts'o
2013-07-18 23:54 ` Zheng Liu
2013-07-19 0:07 ` Theodore Ts'o
2013-07-19 1:03 ` Zheng Liu
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